cpython-lru_cache-weakref: Lib/optparse.py annotate

annotate Lib/optparse.py @ 26615:02785248e00a legacy-trunk

Typo fix.

author	Greg Ward <gward@python.net>
date	Thu, 12 Dec 2002 17:35:45 +0000
parents	adb93f4e9780
children	388e54747740

rev	line source
26224 adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1 """optparse - a powerful, extensible, and easy-to-use option parser.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	2
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	3 By Greg Ward <gward@python.net>
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	4
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	5 Originally distributed as Optik.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	6
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	7 See http://optik.sourceforge.net/
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	8 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	9
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	10 __copyright__ = """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	11 Copyright (c) 2001-2002 Gregory P. Ward. All rights reserved.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	12
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	13 Redistribution and use in source and binary forms, with or without
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	14 modification, are permitted provided that the following conditions are
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	15 met:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	16
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	17 * Redistributions of source code must retain the above copyright
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	18 notice, this list of conditions and the following disclaimer.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	19
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	20 * Redistributions in binary form must reproduce the above copyright
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	21 notice, this list of conditions and the following disclaimer in the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	22 documentation and/or other materials provided with the distribution.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	23
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	24 * Neither the name of the author nor the names of its
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	25 contributors may be used to endorse or promote products derived from
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	26 this software without specific prior written permission.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	27
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	28 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	29 IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	30 TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	31 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	32 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	33 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	34 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	35 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	36 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	37 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	38 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	39 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	40
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	41 import sys, os
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	42 import types
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	43 import textwrap
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	44
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	45 __version__ = "1.4"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	46
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	47 class OptParseError (Exception):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	48 def __init__ (self, msg):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	49 self.msg = msg
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	50
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	51 def __str__ (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	52 return self.msg
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	53
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	54 class OptionError (OptParseError):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	55 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	56 Raised if an Option instance is created with invalid or
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	57 inconsistent arguments.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	58 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	59
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	60 def __init__ (self, msg, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	61 self.msg = msg
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	62 self.option_id = str(option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	63
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	64 def __str__ (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	65 if self.option_id:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	66 return "option %s: %s" % (self.option_id, self.msg)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	67 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	68 return self.msg
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	69
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	70 class OptionConflictError (OptionError):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	71 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	72 Raised if conflicting options are added to an OptionParser.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	73 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	74
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	75 class OptionValueError (OptParseError):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	76 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	77 Raised if an invalid option value is encountered on the command
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	78 line.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	79 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	80
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	81 class BadOptionError (OptParseError):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	82 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	83 Raised if an invalid or ambiguous option is seen on the command-line.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	84 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	85 class HelpFormatter:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	86
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	87 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	88 Abstract base class for formatting option help. OptionParser
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	89 instances should use one of the HelpFormatter subclasses for
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	90 formatting help; by default IndentedHelpFormatter is used.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	91
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	92 Instance attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	93 indent_increment : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	94 the number of columns to indent per nesting level
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	95 max_help_position : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	96 the maximum starting column for option help text
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	97 help_position : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	98 the calculated starting column for option help text;
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	99 initially the same as the maximum
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	100 width : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	101 total number of columns for output
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	102 level : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	103 current indentation level
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	104 current_indent : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	105 current indentation level (in columns)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	106 help_width : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	107 number of columns available for option help text (calculated)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	108 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	109
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	110 def __init__ (self,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	111 indent_increment,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	112 max_help_position,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	113 width,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	114 short_first):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	115 self.indent_increment = indent_increment
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	116 self.help_position = self.max_help_position = max_help_position
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	117 self.width = width
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	118 self.current_indent = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	119 self.level = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	120 self.help_width = width - max_help_position
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	121 if short_first:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	122 self.format_option_strings = self.format_option_strings_short_first
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	123 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	124 self.format_option_strings = self.format_option_strings_long_first
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	125
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	126 def indent (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	127 self.current_indent += self.indent_increment
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	128 self.level += 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	129
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	130 def dedent (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	131 self.current_indent -= self.indent_increment
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	132 assert self.current_indent >= 0, "Indent decreased below 0."
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	133 self.level -= 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	134
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	135 def format_usage (self, usage):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	136 raise NotImplementedError, "subclasses must implement"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	137
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	138 def format_heading (self, heading):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	139 raise NotImplementedError, "subclasses must implement"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	140
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	141 def format_description (self, description):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	142 desc_width = self.width - self.current_indent
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	143 indent = " "*self.current_indent
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	144 return textwrap.fill(description, desc_width,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	145 initial_indent=indent,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	146 subsequent_indent=indent)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	147
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	148 def format_option (self, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	149 # The help for each option consists of two parts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	150 # * the opt strings and metavars
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	151 # eg. ("-x", or "-fFILENAME, --file=FILENAME")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	152 # * the user-supplied help string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	153 # eg. ("turn on expert mode", "read data from FILENAME")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	154 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	155 # If possible, we write both of these on the same line:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	156 # -x turn on expert mode
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	157 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	158 # But if the opt string list is too long, we put the help
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	159 # string on a second line, indented to the same column it would
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	160 # start in if it fit on the first line.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	161 # -fFILENAME, --file=FILENAME
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	162 # read data from FILENAME
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	163 result = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	164 opts = option.option_strings
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	165 opt_width = self.help_position - self.current_indent - 2
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	166 if len(opts) > opt_width:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	167 opts = "%*s%s\n" % (self.current_indent, "", opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	168 indent_first = self.help_position
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	169 else: # start help on same line as opts
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	170 opts = "%s%-s " % (self.current_indent, "", opt_width, opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	171 indent_first = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	172 result.append(opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	173 if option.help:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	174 help_lines = textwrap.wrap(option.help, self.help_width)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	175 result.append("%*s%s\n" % (indent_first, "", help_lines[0]))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	176 result.extend(["%*s%s\n" % (self.help_position, "", line)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	177 for line in help_lines[1:]])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	178 elif opts[-1] != "\n":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	179 result.append("\n")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	180 return "".join(result)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	181
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	182 def store_option_strings (self, parser):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	183 self.indent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	184 max_len = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	185 for opt in parser.option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	186 strings = self.format_option_strings(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	187 opt.option_strings = strings
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	188 max_len = max(max_len, len(strings) + self.current_indent)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	189 self.indent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	190 for group in parser.option_groups:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	191 for opt in group.option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	192 strings = self.format_option_strings(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	193 opt.option_strings = strings
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	194 max_len = max(max_len, len(strings) + self.current_indent)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	195 self.dedent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	196 self.dedent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	197 self.help_position = min(max_len + 2, self.max_help_position)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	198
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	199 def format_option_strings (self, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	200 """Return a comma-separated list of option strings & metavariables."""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	201 raise NotImplementedError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	202 "abstract method: use format_option_strings_short_first or "
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	203 "format_option_strings_long_first instead.")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	204
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	205 def format_option_strings_short_first (self, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	206 opts = [] # list of "-a" or "--foo=FILE" strings
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	207 takes_value = option.takes_value()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	208 if takes_value:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	209 metavar = option.metavar or option.dest.upper()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	210 for sopt in option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	211 opts.append(sopt + metavar)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	212 for lopt in option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	213 opts.append(lopt + "=" + metavar)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	214 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	215 for opt in option._short_opts + option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	216 opts.append(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	217 return ", ".join(opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	218
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	219 def format_option_strings_long_first (self, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	220 opts = [] # list of "-a" or "--foo=FILE" strings
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	221 takes_value = option.takes_value()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	222 if takes_value:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	223 metavar = option.metavar or option.dest.upper()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	224 for lopt in option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	225 opts.append(lopt + "=" + metavar)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	226 for sopt in option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	227 opts.append(sopt + metavar)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	228 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	229 for opt in option._long_opts + option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	230 opts.append(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	231 return ", ".join(opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	232
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	233
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	234 class IndentedHelpFormatter (HelpFormatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	235 """Format help with indented section bodies.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	236 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	237
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	238 def __init__ (self,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	239 indent_increment=2,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	240 max_help_position=24,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	241 width=80,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	242 short_first=1):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	243 HelpFormatter.__init__(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	244 self, indent_increment, max_help_position, width, short_first)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	245
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	246 def format_usage (self, usage):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	247 return "usage: %s\n" % usage
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	248
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	249 def format_heading (self, heading):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	250 return "%*s%s:\n" % (self.current_indent, "", heading)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	251
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	252
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	253 class TitledHelpFormatter (HelpFormatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	254 """Format help with underlined section headers.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	255 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	256
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	257 def __init__ (self,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	258 indent_increment=0,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	259 max_help_position=24,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	260 width=80,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	261 short_first=0):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	262 HelpFormatter.__init__ (
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	263 self, indent_increment, max_help_position, width, short_first)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	264
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	265 def format_usage (self, usage):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	266 return "%s %s\n" % (self.format_heading("Usage"), usage)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	267
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	268 def format_heading (self, heading):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	269 return "%s\n%s\n" % (heading, "=-"[self.level] * len(heading))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	270 _builtin_cvt = { "int" : (int, "integer"),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	271 "long" : (long, "long integer"),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	272 "float" : (float, "floating-point"),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	273 "complex" : (complex, "complex") }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	274
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	275 def check_builtin (option, opt, value):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	276 (cvt, what) = _builtin_cvt[option.type]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	277 try:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	278 return cvt(value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	279 except ValueError:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	280 raise OptionValueError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	281 #"%s: invalid %s argument %r" % (opt, what, value))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	282 "option %s: invalid %s value: %r" % (opt, what, value))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	283
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	284 def check_choice(option, opt, value):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	285 if value in option.choices:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	286 return value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	287 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	288 choices = ", ".join(map(repr, option.choices))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	289 raise OptionValueError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	290 "option %s: invalid choice: %r (choose from %s)"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	291 % (opt, value, choices))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	292
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	293 # Not supplying a default is different from a default of None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	294 # so we need an explicit "not supplied" value.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	295 NO_DEFAULT = "NO"+"DEFAULT"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	296
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	297
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	298 class Option:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	299 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	300 Instance attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	301 _short_opts : [string]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	302 _long_opts : [string]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	303
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	304 action : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	305 type : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	306 dest : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	307 default : any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	308 nargs : int
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	309 const : any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	310 choices : [string]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	311 callback : function
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	312 callback_args : (any*)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	313 callback_kwargs : { string : any }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	314 help : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	315 metavar : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	316 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	317
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	318 # The list of instance attributes that may be set through
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	319 # keyword args to the constructor.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	320 ATTRS = ['action',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	321 'type',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	322 'dest',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	323 'default',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	324 'nargs',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	325 'const',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	326 'choices',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	327 'callback',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	328 'callback_args',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	329 'callback_kwargs',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	330 'help',
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	331 'metavar']
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	332
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	333 # The set of actions allowed by option parsers. Explicitly listed
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	334 # here so the constructor can validate its arguments.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	335 ACTIONS = ("store",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	336 "store_const",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	337 "store_true",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	338 "store_false",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	339 "append",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	340 "count",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	341 "callback",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	342 "help",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	343 "version")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	344
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	345 # The set of actions that involve storing a value somewhere;
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	346 # also listed just for constructor argument validation. (If
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	347 # the action is one of these, there must be a destination.)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	348 STORE_ACTIONS = ("store",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	349 "store_const",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	350 "store_true",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	351 "store_false",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	352 "append",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	353 "count")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	354
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	355 # The set of actions for which it makes sense to supply a value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	356 # type, ie. where we expect an argument to this option.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	357 TYPED_ACTIONS = ("store",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	358 "append",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	359 "callback")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	360
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	361 # The set of known types for option parsers. Again, listed here for
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	362 # constructor argument validation.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	363 TYPES = ("string", "int", "long", "float", "complex", "choice")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	364
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	365 # Dictionary of argument checking functions, which convert and
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	366 # validate option arguments according to the option type.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	367 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	368 # Signature of checking functions is:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	369 # check(option : Option, opt : string, value : string) -> any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	370 # where
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	371 # option is the Option instance calling the checker
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	372 # opt is the actual option seen on the command-line
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	373 # (eg. "-a", "--file")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	374 # value is the option argument seen on the command-line
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	375 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	376 # The return value should be in the appropriate Python type
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	377 # for option.type -- eg. an integer if option.type == "int".
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	378 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	379 # If no checker is defined for a type, arguments will be
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	380 # unchecked and remain strings.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	381 TYPE_CHECKER = { "int" : check_builtin,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	382 "long" : check_builtin,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	383 "float" : check_builtin,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	384 "complex" : check_builtin,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	385 "choice" : check_choice,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	386 }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	387
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	388
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	389 # CHECK_METHODS is a list of unbound method objects; they are called
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	390 # by the constructor, in order, after all attributes are
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	391 # initialized. The list is created and filled in later, after all
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	392 # the methods are actually defined. (I just put it here because I
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	393 # like to define and document all class attributes in the same
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	394 # place.) Subclasses that add another _check_*() method should
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	395 # define their own CHECK_METHODS list that adds their check method
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	396 # to those from this class.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	397 CHECK_METHODS = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	398
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	399
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	400 # -- Constructor/initialization methods ----------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	401
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	402 def __init__ (self, opts, *attrs):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	403 # Set _short_opts, _long_opts attrs from 'opts' tuple
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	404 opts = self._check_opt_strings(opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	405 self._set_opt_strings(opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	406
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	407 # Set all other attrs (action, type, etc.) from 'attrs' dict
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	408 self._set_attrs(attrs)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	409
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	410 # Check all the attributes we just set. There are lots of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	411 # complicated interdependencies, but luckily they can be farmed
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	412 # out to the _check_*() methods listed in CHECK_METHODS -- which
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	413 # could be handy for subclasses! The one thing these all share
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	414 # is that they raise OptionError if they discover a problem.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	415 for checker in self.CHECK_METHODS:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	416 checker(self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	417
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	418 def _check_opt_strings (self, opts):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	419 # Filter out None because early versions of Optik had exactly
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	420 # one short option and one long option, either of which
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	421 # could be None.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	422 opts = filter(None, opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	423 if not opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	424 raise OptionError("at least one option string must be supplied",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	425 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	426 return opts
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	427
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	428 def _set_opt_strings (self, opts):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	429 self._short_opts = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	430 self._long_opts = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	431 for opt in opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	432 if len(opt) < 2:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	433 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	434 "invalid option string %r: "
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	435 "must be at least two characters long" % opt, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	436 elif len(opt) == 2:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	437 if not (opt[0] == "-" and opt[1] != "-"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	438 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	439 "invalid short option string %r: "
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	440 "must be of the form -x, (x any non-dash char)" % opt,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	441 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	442 self._short_opts.append(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	443 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	444 if not (opt[0:2] == "--" and opt[2] != "-"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	445 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	446 "invalid long option string %r: "
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	447 "must start with --, followed by non-dash" % opt,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	448 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	449 self._long_opts.append(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	450
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	451 def _set_attrs (self, attrs):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	452 for attr in self.ATTRS:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	453 if attrs.has_key(attr):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	454 setattr(self, attr, attrs[attr])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	455 del attrs[attr]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	456 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	457 if attr == 'default':
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	458 setattr(self, attr, NO_DEFAULT)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	459 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	460 setattr(self, attr, None)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	461 if attrs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	462 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	463 "invalid keyword arguments: %s" % ", ".join(attrs.keys()),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	464 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	465
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	466
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	467 # -- Constructor validation methods --------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	468
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	469 def _check_action (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	470 if self.action is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	471 self.action = "store"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	472 elif self.action not in self.ACTIONS:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	473 raise OptionError("invalid action: %r" % self.action, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	474
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	475 def _check_type (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	476 if self.type is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	477 # XXX should factor out another class attr here: list of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	478 # actions that require a type
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	479 if self.action in ("store", "append"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	480 if self.choices is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	481 # The "choices" attribute implies "choice" type.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	482 self.type = "choice"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	483 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	484 # No type given? "string" is the most sensible default.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	485 self.type = "string"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	486 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	487 if self.type not in self.TYPES:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	488 raise OptionError("invalid option type: %r" % self.type, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	489 if self.action not in self.TYPED_ACTIONS:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	490 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	491 "must not supply a type for action %r" % self.action, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	492
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	493 def _check_choice(self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	494 if self.type == "choice":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	495 if self.choices is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	496 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	497 "must supply a list of choices for type 'choice'", self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	498 elif type(self.choices) not in (types.TupleType, types.ListType):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	499 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	500 "choices must be a list of strings ('%s' supplied)"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	501 % str(type(self.choices)).split("'")[1], self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	502 elif self.choices is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	503 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	504 "must not supply choices for type %r" % self.type, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	505
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	506 def _check_dest (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	507 if self.action in self.STORE_ACTIONS and self.dest is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	508 # No destination given, and we need one for this action.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	509 # Glean a destination from the first long option string,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	510 # or from the first short option string if no long options.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	511 if self._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	512 # eg. "--foo-bar" -> "foo_bar"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	513 self.dest = self._long_opts[0][2:].replace('-', '_')
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	514 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	515 self.dest = self._short_opts[0][1]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	516
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	517 def _check_const (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	518 if self.action != "store_const" and self.const is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	519 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	520 "'const' must not be supplied for action %r" % self.action,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	521 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	522
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	523 def _check_nargs (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	524 if self.action in self.TYPED_ACTIONS:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	525 if self.nargs is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	526 self.nargs = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	527 elif self.nargs is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	528 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	529 "'nargs' must not be supplied for action %r" % self.action,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	530 self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	531
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	532 def _check_callback (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	533 if self.action == "callback":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	534 if not callable(self.callback):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	535 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	536 "callback not callable: %r" % self.callback, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	537 if (self.callback_args is not None and
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	538 type(self.callback_args) is not types.TupleType):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	539 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	540 "callback_args, if supplied, must be a tuple: not %r"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	541 % self.callback_args, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	542 if (self.callback_kwargs is not None and
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	543 type(self.callback_kwargs) is not types.DictType):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	544 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	545 "callback_kwargs, if supplied, must be a dict: not %r"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	546 % self.callback_kwargs, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	547 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	548 if self.callback is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	549 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	550 "callback supplied (%r) for non-callback option"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	551 % self.callback, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	552 if self.callback_args is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	553 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	554 "callback_args supplied for non-callback option", self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	555 if self.callback_kwargs is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	556 raise OptionError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	557 "callback_kwargs supplied for non-callback option", self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	558
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	559
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	560 CHECK_METHODS = [_check_action,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	561 _check_type,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	562 _check_choice,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	563 _check_dest,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	564 _check_const,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	565 _check_nargs,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	566 _check_callback]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	567
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	568
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	569 # -- Miscellaneous methods -----------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	570
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	571 def __str__ (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	572 if self._short_opts or self._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	573 return "/".join(self._short_opts + self._long_opts)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	574 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	575 raise RuntimeError, "short_opts and long_opts both empty!"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	576
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	577 def takes_value (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	578 return self.type is not None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	579
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	580
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	581 # -- Processing methods --------------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	582
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	583 def check_value (self, opt, value):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	584 checker = self.TYPE_CHECKER.get(self.type)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	585 if checker is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	586 return value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	587 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	588 return checker(self, opt, value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	589
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	590 def process (self, opt, value, values, parser):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	591
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	592 # First, convert the value(s) to the right type. Howl if any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	593 # value(s) are bogus.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	594 if value is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	595 if self.nargs == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	596 value = self.check_value(opt, value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	597 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	598 value = tuple([self.check_value(opt, v) for v in value])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	599
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	600 # And then take whatever action is expected of us.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	601 # This is a separate method to make life easier for
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	602 # subclasses to add new actions.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	603 return self.take_action(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	604 self.action, self.dest, opt, value, values, parser)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	605
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	606 def take_action (self, action, dest, opt, value, values, parser):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	607 if action == "store":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	608 setattr(values, dest, value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	609 elif action == "store_const":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	610 setattr(values, dest, self.const)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	611 elif action == "store_true":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	612 setattr(values, dest, 1)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	613 elif action == "store_false":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	614 setattr(values, dest, 0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	615 elif action == "append":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	616 values.ensure_value(dest, []).append(value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	617 elif action == "count":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	618 setattr(values, dest, values.ensure_value(dest, 0) + 1)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	619 elif action == "callback":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	620 args = self.callback_args or ()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	621 kwargs = self.callback_kwargs or {}
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	622 self.callback(self, opt, value, parser, args, *kwargs)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	623 elif action == "help":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	624 parser.print_help()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	625 sys.exit(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	626 elif action == "version":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	627 parser.print_version()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	628 sys.exit(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	629 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	630 raise RuntimeError, "unknown action %r" % self.action
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	631
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	632 return 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	633
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	634 # class Option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	635 def get_prog_name ():
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	636 return os.path.basename(sys.argv[0])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	637
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	638
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	639 SUPPRESS_HELP = "SUPPRESS"+"HELP"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	640 SUPPRESS_USAGE = "SUPPRESS"+"USAGE"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	641
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	642 STD_HELP_OPTION = Option("-h", "--help",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	643 action="help",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	644 help="show this help message and exit")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	645 STD_VERSION_OPTION = Option("--version",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	646 action="version",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	647 help="show program's version number and exit")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	648
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	649
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	650 class Values:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	651
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	652 def __init__ (self, defaults=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	653 if defaults:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	654 for (attr, val) in defaults.items():
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	655 setattr(self, attr, val)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	656
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	657 def __repr__ (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	658 return ("<%s at 0x%x: %r>"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	659 % (self.__class__.__name__, id(self), self.__dict__))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	660
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	661 def _update_careful (self, dict):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	662 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	663 Update the option values from an arbitrary dictionary, but only
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	664 use keys from dict that already have a corresponding attribute
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	665 in self. Any keys in dict without a corresponding attribute
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	666 are silently ignored.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	667 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	668 for attr in dir(self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	669 if dict.has_key(attr):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	670 dval = dict[attr]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	671 if dval is not None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	672 setattr(self, attr, dval)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	673
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	674 def _update_loose (self, dict):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	675 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	676 Update the option values from an arbitrary dictionary,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	677 using all keys from the dictionary regardless of whether
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	678 they have a corresponding attribute in self or not.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	679 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	680 self.__dict__.update(dict)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	681
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	682 def _update (self, dict, mode):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	683 if mode == "careful":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	684 self._update_careful(dict)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	685 elif mode == "loose":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	686 self._update_loose(dict)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	687 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	688 raise ValueError, "invalid update mode: %r" % mode
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	689
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	690 def read_module (self, modname, mode="careful"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	691 __import__(modname)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	692 mod = sys.modules[modname]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	693 self._update(vars(mod), mode)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	694
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	695 def read_file (self, filename, mode="careful"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	696 vars = {}
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	697 execfile(filename, vars)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	698 self._update(vars, mode)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	699
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	700 def ensure_value (self, attr, value):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	701 if not hasattr(self, attr) or getattr(self, attr) is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	702 setattr(self, attr, value)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	703 return getattr(self, attr)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	704
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	705
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	706 class OptionContainer:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	707
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	708 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	709 Abstract base class.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	710
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	711 Class attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	712 standard_option_list : [Option]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	713 list of standard options that will be accepted by all instances
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	714 of this parser class (intended to be overridden by subclasses).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	715
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	716 Instance attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	717 option_list : [Option]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	718 the list of Option objects contained by this OptionContainer
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	719 _short_opt : { string : Option }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	720 dictionary mapping short option strings, eg. "-f" or "-X",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	721 to the Option instances that implement them. If an Option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	722 has multiple short option strings, it will appears in this
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	723 dictionary multiple times. [1]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	724 _long_opt : { string : Option }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	725 dictionary mapping long option strings, eg. "--file" or
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	726 "--exclude", to the Option instances that implement them.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	727 Again, a given Option can occur multiple times in this
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	728 dictionary. [1]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	729 defaults : { string : any }
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	730 dictionary mapping option destination names to default
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	731 values for each destination [1]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	732
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	733 [1] These mappings are common to (shared by) all components of the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	734 controlling OptionParser, where they are initially created.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	735
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	736 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	737
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	738 def __init__ (self, option_class, conflict_handler, description):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	739 # Initialize the option list and related data structures.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	740 # This method must be provided by subclasses, and it must
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	741 # initialize at least the following instance attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	742 # option_list, _short_opt, _long_opt, defaults.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	743 self._create_option_list()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	744
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	745 self.option_class = option_class
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	746 self.set_conflict_handler(conflict_handler)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	747 self.set_description(description)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	748
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	749 def _create_option_mappings (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	750 # For use by OptionParser constructor -- create the master
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	751 # option mappings used by this OptionParser and all
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	752 # OptionGroups that it owns.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	753 self._short_opt = {} # single letter -> Option instance
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	754 self._long_opt = {} # long option -> Option instance
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	755 self.defaults = {} # maps option dest -> default value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	756
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	757
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	758 def _share_option_mappings (self, parser):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	759 # For use by OptionGroup constructor -- use shared option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	760 # mappings from the OptionParser that owns this OptionGroup.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	761 self._short_opt = parser._short_opt
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	762 self._long_opt = parser._long_opt
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	763 self.defaults = parser.defaults
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	764
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	765 def set_conflict_handler (self, handler):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	766 if handler not in ("ignore", "error", "resolve"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	767 raise ValueError, "invalid conflict_resolution value %r" % handler
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	768 self.conflict_handler = handler
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	769
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	770 def set_description (self, description):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	771 self.description = description
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	772
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	773
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	774 # -- Option-adding methods -----------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	775
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	776 def _check_conflict (self, option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	777 conflict_opts = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	778 for opt in option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	779 if self._short_opt.has_key(opt):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	780 conflict_opts.append((opt, self._short_opt[opt]))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	781 for opt in option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	782 if self._long_opt.has_key(opt):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	783 conflict_opts.append((opt, self._long_opt[opt]))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	784
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	785 if conflict_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	786 handler = self.conflict_handler
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	787 if handler == "ignore": # behaviour for Optik 1.0, 1.1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	788 pass
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	789 elif handler == "error": # new in 1.2
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	790 raise OptionConflictError(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	791 "conflicting option string(s): %s"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	792 % ", ".join([co[0] for co in conflict_opts]),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	793 option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	794 elif handler == "resolve": # new in 1.2
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	795 for (opt, c_option) in conflict_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	796 if opt.startswith("--"):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	797 c_option._long_opts.remove(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	798 del self._long_opt[opt]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	799 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	800 c_option._short_opts.remove(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	801 del self._short_opt[opt]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	802 if not (c_option._short_opts or c_option._long_opts):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	803 c_option.container.option_list.remove(c_option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	804
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	805 def add_option (self, args, *kwargs):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	806 """add_option(Option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	807 add_option(opt_str, ..., kwarg=val, ...)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	808 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	809 if type(args[0]) is types.StringType:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	810 option = self.option_class(args, *kwargs)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	811 elif len(args) == 1 and not kwargs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	812 option = args[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	813 if not isinstance(option, Option):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	814 raise TypeError, "not an Option instance: %r" % option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	815 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	816 raise TypeError, "invalid arguments"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	817
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	818 self._check_conflict(option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	819
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	820 self.option_list.append(option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	821 option.container = self
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	822 for opt in option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	823 self._short_opt[opt] = option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	824 for opt in option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	825 self._long_opt[opt] = option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	826
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	827 if option.dest is not None: # option has a dest, we need a default
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	828 if option.default is not NO_DEFAULT:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	829 self.defaults[option.dest] = option.default
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	830 elif not self.defaults.has_key(option.dest):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	831 self.defaults[option.dest] = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	832
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	833 return option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	834
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	835 def add_options (self, option_list):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	836 for option in option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	837 self.add_option(option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	838
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	839 # -- Option query/removal methods ----------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	840
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	841 def get_option (self, opt_str):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	842 return (self._short_opt.get(opt_str) or
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	843 self._long_opt.get(opt_str))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	844
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	845 def has_option (self, opt_str):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	846 return (self._short_opt.has_key(opt_str) or
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	847 self._long_opt.has_key(opt_str))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	848
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	849 def remove_option (self, opt_str):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	850 option = self._short_opt.get(opt_str)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	851 if option is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	852 option = self._long_opt.get(opt_str)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	853 if option is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	854 raise ValueError("no such option %r" % opt_str)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	855
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	856 for opt in option._short_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	857 del self._short_opt[opt]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	858 for opt in option._long_opts:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	859 del self._long_opt[opt]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	860 option.container.option_list.remove(option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	861
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	862
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	863 # -- Help-formatting methods ---------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	864
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	865 def format_option_help (self, formatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	866 if not self.option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	867 return ""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	868 result = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	869 for option in self.option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	870 if not option.help is SUPPRESS_HELP:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	871 result.append(formatter.format_option(option))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	872 return "".join(result)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	873
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	874 def format_description (self, formatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	875 if self.description:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	876 return formatter.format_description(self.description)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	877 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	878 return ""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	879
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	880 def format_help (self, formatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	881 if self.description:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	882 desc = self.format_description(formatter) + "\n"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	883 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	884 desc = ""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	885 return desc + self.format_option_help(formatter)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	886
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	887
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	888 class OptionGroup (OptionContainer):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	889
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	890 def __init__ (self, parser, title, description=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	891 self.parser = parser
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	892 OptionContainer.__init__(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	893 self, parser.option_class, parser.conflict_handler, description)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	894 self.title = title
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	895
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	896 def _create_option_list (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	897 self.option_list = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	898 self._share_option_mappings(self.parser)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	899
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	900 def set_title (self, title):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	901 self.title = title
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	902
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	903 # -- Help-formatting methods ---------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	904
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	905 def format_help (self, formatter):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	906 result = formatter.format_heading(self.title)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	907 formatter.indent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	908 result += OptionContainer.format_help(self, formatter)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	909 formatter.dedent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	910 return result
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	911
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	912
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	913 class OptionParser (OptionContainer):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	914
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	915 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	916 Class attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	917 standard_option_list : [Option]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	918 list of standard options that will be accepted by all instances
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	919 of this parser class (intended to be overridden by subclasses).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	920
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	921 Instance attributes:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	922 usage : string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	923 a usage string for your program. Before it is displayed
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	924 to the user, "%prog" will be expanded to the name of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	925 your program (os.path.basename(sys.argv[0])).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	926
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	927 allow_interspersed_args : boolean = true
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	928 if true, positional arguments may be interspersed with options.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	929 Assuming -a and -b each take a single argument, the command-line
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	930 -ablah foo bar -bboo baz
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	931 will be interpreted the same as
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	932 -ablah -bboo -- foo bar baz
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	933 If this flag were false, that command line would be interpreted as
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	934 -ablah -- foo bar -bboo baz
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	935 -- ie. we stop processing options as soon as we see the first
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	936 non-option argument. (This is the tradition followed by
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	937 Python's getopt module, Perl's Getopt::Std, and other argument-
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	938 parsing libraries, but it is generally annoying to users.)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	939
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	940 rargs : [string]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	941 the argument list currently being parsed. Only set when
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	942 parse_args() is active, and continually trimmed down as
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	943 we consume arguments. Mainly there for the benefit of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	944 callback options.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	945 largs : [string]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	946 the list of leftover arguments that we have skipped while
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	947 parsing options. If allow_interspersed_args is false, this
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	948 list is always empty.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	949 values : Values
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	950 the set of option values currently being accumulated. Only
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	951 set when parse_args() is active. Also mainly for callbacks.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	952
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	953 Because of the 'rargs', 'largs', and 'values' attributes,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	954 OptionParser is not thread-safe. If, for some perverse reason, you
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	955 need to parse command-line arguments simultaneously in different
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	956 threads, use different OptionParser instances.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	957
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	958 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	959
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	960 standard_option_list = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	961
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	962 def __init__ (self,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	963 usage=None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	964 option_list=None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	965 option_class=Option,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	966 version=None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	967 conflict_handler="error",
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	968 description=None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	969 formatter=None,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	970 add_help_option=1):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	971 OptionContainer.__init__(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	972 self, option_class, conflict_handler, description)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	973 self.set_usage(usage)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	974 self.version = version
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	975 self.allow_interspersed_args = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	976 if formatter is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	977 formatter = IndentedHelpFormatter()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	978 self.formatter = formatter
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	979
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	980 # Populate the option list; initial sources are the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	981 # standard_option_list class attribute, the 'option_list'
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	982 # argument, and the STD_VERSION_OPTION (if 'version' supplied)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	983 # and STD_HELP_OPTION globals.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	984 self._populate_option_list(option_list,
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	985 add_help=add_help_option)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	986
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	987 self._init_parsing_state()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	988
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	989 # -- Private methods -----------------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	990 # (used by our or OptionContainer's constructor)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	991
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	992 def _create_option_list (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	993 self.option_list = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	994 self.option_groups = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	995 self._create_option_mappings()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	996
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	997 def _populate_option_list (self, option_list, add_help=1):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	998 if self.standard_option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	999 self.add_options(self.standard_option_list)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1000 if option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1001 self.add_options(option_list)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1002 if self.version:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1003 self.add_option(STD_VERSION_OPTION)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1004 if add_help:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1005 self.add_option(STD_HELP_OPTION)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1006
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1007 def _init_parsing_state (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1008 # These are set in parse_args() for the convenience of callbacks.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1009 self.rargs = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1010 self.largs = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1011 self.values = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1012
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1013
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1014 # -- Simple modifier methods ---------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1015
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1016 def set_usage (self, usage):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1017 if usage is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1018 self.usage = "%prog [options]"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1019 elif usage is SUPPRESS_USAGE:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1020 self.usage = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1021 elif usage.startswith("usage: "):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1022 # for backwards compatibility with Optik 1.3 and earlier
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1023 self.usage = usage[7:]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1024 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1025 self.usage = usage
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1026
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1027 def enable_interspersed_args (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1028 self.allow_interspersed_args = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1029
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1030 def disable_interspersed_args (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1031 self.allow_interspersed_args = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1032
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1033 def set_default (self, dest, value):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1034 self.defaults[dest] = value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1035
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1036 def set_defaults (self, **kwargs):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1037 self.defaults.update(kwargs)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1038
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1039 def get_default_values (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1040 return Values(self.defaults)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1041
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1042
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1043 # -- OptionGroup methods -------------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1044
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1045 def add_option_group (self, args, *kwargs):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1046 # XXX lots of overlap with OptionContainer.add_option()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1047 if type(args[0]) is types.StringType:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1048 group = OptionGroup(self, args, *kwargs)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1049 elif len(args) == 1 and not kwargs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1050 group = args[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1051 if not isinstance(group, OptionGroup):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1052 raise TypeError, "not an OptionGroup instance: %r" % group
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1053 if group.parser is not self:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1054 raise ValueError, "invalid OptionGroup (wrong parser)"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1055 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1056 raise TypeError, "invalid arguments"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1057
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1058 self.option_groups.append(group)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1059 return group
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1060
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1061 def get_option_group (self, opt_str):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1062 option = (self._short_opt.get(opt_str) or
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1063 self._long_opt.get(opt_str))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1064 if option and option.container is not self:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1065 return option.container
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1066 return None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1067
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1068
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1069 # -- Option-parsing methods ----------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1070
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1071 def _get_args (self, args):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1072 if args is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1073 return sys.argv[1:]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1074 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1075 return args[:] # don't modify caller's list
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1076
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1077 def parse_args (self, args=None, values=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1078 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1079 parse_args(args : [string] = sys.argv[1:],
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1080 values : Values = None)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1081 -> (values : Values, args : [string])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1082
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1083 Parse the command-line options found in 'args' (default:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1084 sys.argv[1:]). Any errors result in a call to 'error()', which
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1085 by default prints the usage message to stderr and calls
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1086 sys.exit() with an error message. On success returns a pair
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1087 (values, args) where 'values' is an Values instance (with all
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1088 your option values) and 'args' is the list of arguments left
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1089 over after parsing options.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1090 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1091 rargs = self._get_args(args)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1092 if values is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1093 values = self.get_default_values()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1094
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1095 # Store the halves of the argument list as attributes for the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1096 # convenience of callbacks:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1097 # rargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1098 # the rest of the command-line (the "r" stands for
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1099 # "remaining" or "right-hand")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1100 # largs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1101 # the leftover arguments -- ie. what's left after removing
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1102 # options and their arguments (the "l" stands for "leftover"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1103 # or "left-hand")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1104 self.rargs = rargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1105 self.largs = largs = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1106 self.values = values
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1107
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1108 try:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1109 stop = self._process_args(largs, rargs, values)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1110 except (BadOptionError, OptionValueError), err:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1111 self.error(err.msg)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1112
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1113 args = largs + rargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1114 return self.check_values(values, args)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1115
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1116 def check_values (self, values, args):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1117 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1118 check_values(values : Values, args : [string])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1119 -> (values : Values, args : [string])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1120
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1121 Check that the supplied option values and leftover arguments are
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1122 valid. Returns the option values and leftover arguments
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1123 (possibly adjusted, possibly completely new -- whatever you
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1124 like). Default implementation just returns the passed-in
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1125 values; subclasses may override as desired.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1126 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1127 return (values, args)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1128
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1129 def _process_args (self, largs, rargs, values):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1130 """_process_args(largs : [string],
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1131 rargs : [string],
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1132 values : Values)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1133
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1134 Process command-line arguments and populate 'values', consuming
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1135 options and arguments from 'rargs'. If 'allow_interspersed_args' is
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1136 false, stop at the first non-option argument. If true, accumulate any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1137 interspersed non-option arguments in 'largs'.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1138 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1139 while rargs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1140 arg = rargs[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1141 # We handle bare "--" explicitly, and bare "-" is handled by the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1142 # standard arg handler since the short arg case ensures that the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1143 # len of the opt string is greater than 1.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1144 if arg == "--":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1145 del rargs[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1146 return
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1147 elif arg[0:2] == "--":
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1148 # process a single long option (possibly with value(s))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1149 self._process_long_opt(rargs, values)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1150 elif arg[:1] == "-" and len(arg) > 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1151 # process a cluster of short options (possibly with
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1152 # value(s) for the last one only)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1153 self._process_short_opts(rargs, values)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1154 elif self.allow_interspersed_args:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1155 largs.append(arg)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1156 del rargs[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1157 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1158 return # stop now, leave this arg in rargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1159
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1160 # Say this is the original argument list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1161 # [arg0, arg1, ..., arg(i-1), arg(i), arg(i+1), ..., arg(N-1)]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1162 # ^
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1163 # (we are about to process arg(i)).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1164 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1165 # Then rargs is [arg(i), ..., arg(N-1)] and largs is a subset of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1166 # [arg0, ..., arg(i-1)] (any options and their arguments will have
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1167 # been removed from largs).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1168 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1169 # The while loop will usually consume 1 or more arguments per pass.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1170 # If it consumes 1 (eg. arg is an option that takes no arguments),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1171 # then after _process_arg() is done the situation is:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1172 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1173 # largs = subset of [arg0, ..., arg(i)]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1174 # rargs = [arg(i+1), ..., arg(N-1)]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1175 #
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1176 # If allow_interspersed_args is false, largs will always be
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1177 # empty -- still a subset of [arg0, ..., arg(i-1)], but
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1178 # not a very interesting subset!
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1179
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1180 def _match_long_opt (self, opt):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1181 """_match_long_opt(opt : string) -> string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1182
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1183 Determine which long option string 'opt' matches, ie. which one
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1184 it is an unambiguous abbrevation for. Raises BadOptionError if
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1185 'opt' doesn't unambiguously match any long option string.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1186 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1187 return _match_abbrev(opt, self._long_opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1188
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1189 def _process_long_opt (self, rargs, values):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1190 arg = rargs.pop(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1191
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1192 # Value explicitly attached to arg? Pretend it's the next
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1193 # argument.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1194 if "=" in arg:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1195 (opt, next_arg) = arg.split("=", 1)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1196 rargs.insert(0, next_arg)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1197 had_explicit_value = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1198 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1199 opt = arg
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1200 had_explicit_value = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1201
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1202 opt = self._match_long_opt(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1203 option = self._long_opt[opt]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1204 if option.takes_value():
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1205 nargs = option.nargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1206 if len(rargs) < nargs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1207 if nargs == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1208 self.error("%s option requires a value" % opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1209 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1210 self.error("%s option requires %d values"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1211 % (opt, nargs))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1212 elif nargs == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1213 value = rargs.pop(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1214 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1215 value = tuple(rargs[0:nargs])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1216 del rargs[0:nargs]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1217
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1218 elif had_explicit_value:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1219 self.error("%s option does not take a value" % opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1220
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1221 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1222 value = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1223
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1224 option.process(opt, value, values, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1225
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1226 def _process_short_opts (self, rargs, values):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1227 arg = rargs.pop(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1228 stop = 0
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1229 i = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1230 for ch in arg[1:]:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1231 opt = "-" + ch
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1232 option = self._short_opt.get(opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1233 i += 1 # we have consumed a character
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1234
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1235 if not option:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1236 self.error("no such option: %s" % opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1237 if option.takes_value():
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1238 # Any characters left in arg? Pretend they're the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1239 # next arg, and stop consuming characters of arg.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1240 if i < len(arg):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1241 rargs.insert(0, arg[i:])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1242 stop = 1
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1243
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1244 nargs = option.nargs
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1245 if len(rargs) < nargs:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1246 if nargs == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1247 self.error("%s option requires a value" % opt)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1248 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1249 self.error("%s option requires %s values"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1250 % (opt, nargs))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1251 elif nargs == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1252 value = rargs.pop(0)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1253 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1254 value = tuple(rargs[0:nargs])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1255 del rargs[0:nargs]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1256
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1257 else: # option doesn't take a value
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1258 value = None
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1259
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1260 option.process(opt, value, values, self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1261
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1262 if stop:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1263 break
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1264
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1265
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1266 # -- Feedback methods ----------------------------------------------
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1267
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1268 def error (self, msg):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1269 """error(msg : string)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1270
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1271 Print a usage message incorporating 'msg' to stderr and exit.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1272 If you override this in a subclass, it should not return -- it
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1273 should either exit or raise an exception.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1274 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1275 self.print_usage(sys.stderr)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1276 sys.exit("%s: error: %s" % (get_prog_name(), msg))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1277
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1278 def get_usage (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1279 if self.usage:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1280 return self.formatter.format_usage(
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1281 self.usage.replace("%prog", get_prog_name()))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1282 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1283 return ""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1284
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1285 def print_usage (self, file=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1286 """print_usage(file : file = stdout)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1287
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1288 Print the usage message for the current program (self.usage) to
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1289 'file' (default stdout). Any occurence of the string "%prog" in
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1290 self.usage is replaced with the name of the current program
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1291 (basename of sys.argv[0]). Does nothing if self.usage is empty
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1292 or not defined.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1293 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1294 if self.usage:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1295 print >>file, self.get_usage()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1296
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1297 def get_version (self):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1298 if self.version:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1299 return self.version.replace("%prog", get_prog_name())
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1300 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1301 return ""
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1302
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1303 def print_version (self, file=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1304 """print_version(file : file = stdout)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1305
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1306 Print the version message for this program (self.version) to
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1307 'file' (default stdout). As with print_usage(), any occurence
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1308 of "%prog" in self.version is replaced by the current program's
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1309 name. Does nothing if self.version is empty or undefined.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1310 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1311 if self.version:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1312 print >>file, self.get_version()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1313
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1314 def format_option_help (self, formatter=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1315 if formatter is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1316 formatter = self.formatter
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1317 formatter.store_option_strings(self)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1318 result = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1319 result.append(formatter.format_heading("options"))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1320 formatter.indent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1321 if self.option_list:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1322 result.append(OptionContainer.format_option_help(self, formatter))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1323 result.append("\n")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1324 for group in self.option_groups:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1325 result.append(group.format_help(formatter))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1326 result.append("\n")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1327 formatter.dedent()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1328 # Drop the last "\n", or the header if no options or option groups:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1329 return "".join(result[:-1])
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1330
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1331 def format_help (self, formatter=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1332 if formatter is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1333 formatter = self.formatter
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1334 result = []
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1335 if self.usage:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1336 result.append(self.get_usage() + "\n")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1337 if self.description:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1338 result.append(self.format_description(formatter) + "\n")
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1339 result.append(self.format_option_help(formatter))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1340 return "".join(result)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1341
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1342 def print_help (self, file=None):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1343 """print_help(file : file = stdout)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1344
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1345 Print an extended help message, listing all options and any
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1346 help text provided with them, to 'file' (default stdout).
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1347 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1348 if file is None:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1349 file = sys.stdout
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1350 file.write(self.format_help())
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1351
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1352 # class OptionParser
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1353
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1354
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1355 def _match_abbrev (s, wordmap):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1356 """_match_abbrev(s : string, wordmap : {string : Option}) -> string
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1357
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1358 Return the string key in 'wordmap' for which 's' is an unambiguous
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1359 abbreviation. If 's' is found to be ambiguous or doesn't match any of
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1360 'words', raise BadOptionError.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1361 """
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1362 # Is there an exact match?
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1363 if wordmap.has_key(s):
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1364 return s
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1365 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1366 # Isolate all words with s as a prefix.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1367 possibilities = [word for word in wordmap.keys()
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1368 if word.startswith(s)]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1369 # No exact match, so there had better be just one possibility.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1370 if len(possibilities) == 1:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1371 return possibilities[0]
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1372 elif not possibilities:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1373 raise BadOptionError("no such option: %s" % s)
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1374 else:
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1375 # More than one possible completion: ambiguous prefix.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1376 raise BadOptionError("ambiguous option: %s (%s?)"
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1377 % (s, ", ".join(possibilities)))
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1378
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1379
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1380 # Some day, there might be many Option classes. As of Optik 1.3, the
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1381 # preferred way to instantiate Options is indirectly, via make_option(),
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1382 # which will become a factory function when there are many Option
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1383 # classes.
adb93f4e9780 Checking in Greg Ward's Optik, as optparse.py. This is the most Guido van Rossum <guido@python.org> parents: diff changeset	1384 make_option = Option

Mercurial > cpython-lru_cache-weakref

annotate Lib/optparse.py @ 26615:02785248e00a legacy-trunk