cpython-lru_cache-weakref: Demo/scripts/eqfix.py annotate

annotate Demo/scripts/eqfix.py @ 80661:94de77bd0b4b 2.7

Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.

author	Andrew Svetlov <andrew.svetlov@gmail.com>
date	Thu, 29 Nov 2012 19:51:28 +0200
parents	4727f260f6f8
children	6b18a095c2e7

rev	line source
4573 73758db2f464 /usr/local/bin/python -> /usr/bin/env python Guido van Rossum <guido@python.org> parents: 1506 diff changeset	1 #! /usr/bin/env python
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	2
555 0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	3 # Fix Python source files to use the new equality test operator, i.e.,
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	4 # if x = y: ...
555 0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	5 # is changed to
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	6 # if x == y: ...
555 0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	7 # The script correctly tokenizes the Python program to reliably
0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	8 # distinguish between assignments and equality tests.
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	9 #
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	10 # Command line arguments are files or directories to be processed.
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	11 # Directories are searched recursively for files whose name looks
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	12 # like a python module.
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	13 # Symbolic links are always ignored (except as explicit directory
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	14 # arguments). Of course, the original file is kept as a back-up
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	15 # (with a "~" attached to its name).
686 d244ee03c576 Check for binaries and non-python scripts. Guido van Rossum <guido@python.org> parents: 555 diff changeset	16 # It complains about binaries (files containing null bytes)
d244ee03c576 Check for binaries and non-python scripts. Guido van Rossum <guido@python.org> parents: 555 diff changeset	17 # and about files that are ostensibly not Python files: if the first
d244ee03c576 Check for binaries and non-python scripts. Guido van Rossum <guido@python.org> parents: 555 diff changeset	18 # line starts with '#!' and does not contain the string 'python'.
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	19 #
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	20 # Changes made are reported to stdout in a diff-like format.
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	21 #
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	22 # Undoubtedly you can do this using find and sed or perl, but this is
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	23 # a nice example of Python code that recurses down a directory tree
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	24 # and uses regular expressions. Also note several subtleties like
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	25 # preserving the file's mode and avoiding to even write a temp file
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	26 # when no changes are needed for a file.
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	27 #
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	28 # NB: by changing only the function fixline() you can turn this
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	29 # into a program for a different change to Python programs...
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	30
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	31 import sys
37021 4727f260f6f8 Remove regsub, reconvert, regex, regex_syntax and everything under lib-old. Neal Norwitz <nnorwitz@gmail.com> parents: 33456 diff changeset	32 import re
754 6fbb03dc439e change posix to os and path to os.path Guido van Rossum <guido@python.org> parents: 686 diff changeset	33 import os
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	34 from stat import *
686 d244ee03c576 Check for binaries and non-python scripts. Guido van Rossum <guido@python.org> parents: 555 diff changeset	35 import string
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	36
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	37 err = sys.stderr.write
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	38 dbg = err
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	39 rep = sys.stdout.write
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	40
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	41 def main():
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	42 bad = 0
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	43 if not sys.argv[1:]: # No arguments
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	44 err('usage: ' + sys.argv[0] + ' file-or-directory ...\n')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	45 sys.exit(2)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	46 for arg in sys.argv[1:]:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	47 if os.path.isdir(arg):
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	48 if recursedown(arg): bad = 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	49 elif os.path.islink(arg):
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	50 err(arg + ': will not process symbolic links\n')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	51 bad = 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	52 else:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	53 if fix(arg): bad = 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	54 sys.exit(bad)
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	55
37021 4727f260f6f8 Remove regsub, reconvert, regex, regex_syntax and everything under lib-old. Neal Norwitz <nnorwitz@gmail.com> parents: 33456 diff changeset	56 ispythonprog = re.compile('^[a-zA-Z0-9_]+\.py$')
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	57 def ispython(name):
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	58 return ispythonprog.match(name) >= 0
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	59
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	60 def recursedown(dirname):
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	61 dbg('recursedown(%r)\n' % (dirname,))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	62 bad = 0
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	63 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	64 names = os.listdir(dirname)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	65 except os.error, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	66 err('%s: cannot list directory: %r\n' % (dirname, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	67 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	68 names.sort()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	69 subdirs = []
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	70 for name in names:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	71 if name in (os.curdir, os.pardir): continue
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	72 fullname = os.path.join(dirname, name)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	73 if os.path.islink(fullname): pass
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	74 elif os.path.isdir(fullname):
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	75 subdirs.append(fullname)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	76 elif ispython(name):
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	77 if fix(fullname): bad = 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	78 for fullname in subdirs:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	79 if recursedown(fullname): bad = 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	80 return bad
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	81
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	82 def fix(filename):
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	83 ## dbg('fix(%r)\n' % (dirname,))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	84 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	85 f = open(filename, 'r')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	86 except IOError, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	87 err('%s: cannot open: %r\n' % (filename, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	88 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	89 head, tail = os.path.split(filename)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	90 tempname = os.path.join(head, '@' + tail)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	91 g = None
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	92 # If we find a match, we rewind the file and start over but
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	93 # now copy everything to a temp file.
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	94 lineno = 0
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	95 while 1:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	96 line = f.readline()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	97 if not line: break
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	98 lineno = lineno + 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	99 if g is None and '\0' in line:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	100 # Check for binary files
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	101 err(filename + ': contains null bytes; not fixed\n')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	102 f.close()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	103 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	104 if lineno == 1 and g is None and line[:2] == '#!':
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	105 # Check for non-Python scripts
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	106 words = string.split(line[2:])
37021 4727f260f6f8 Remove regsub, reconvert, regex, regex_syntax and everything under lib-old. Neal Norwitz <nnorwitz@gmail.com> parents: 33456 diff changeset	107 if words and re.search('[pP]ython', words[0]) < 0:
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	108 msg = filename + ': ' + words[0]
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	109 msg = msg + ' script; not fixed\n'
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	110 err(msg)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	111 f.close()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	112 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	113 while line[-2:] == '\\\n':
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	114 nextline = f.readline()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	115 if not nextline: break
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	116 line = line + nextline
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	117 lineno = lineno + 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	118 newline = fixline(line)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	119 if newline != line:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	120 if g is None:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	121 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	122 g = open(tempname, 'w')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	123 except IOError, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	124 f.close()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	125 err('%s: cannot create: %r\n' % (tempname, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	126 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	127 f.seek(0)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	128 lineno = 0
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	129 rep(filename + ':\n')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	130 continue # restart from the beginning
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	131 rep(repr(lineno) + '\n')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	132 rep('< ' + line)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	133 rep('> ' + newline)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	134 if g is not None:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	135 g.write(newline)
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	136
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	137 # End of file
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	138 f.close()
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	139 if not g: return 0 # No changes
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	140
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	141 # Finishing touch -- move files
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	142
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	143 # First copy the file's mode to the temp file
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	144 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	145 statbuf = os.stat(filename)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	146 os.chmod(tempname, statbuf[ST_MODE] & 07777)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	147 except os.error, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	148 err('%s: warning: chmod failed (%r)\n' % (tempname, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	149 # Then make a backup of the original file as filename~
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	150 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	151 os.rename(filename, filename + '~')
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	152 except os.error, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	153 err('%s: warning: backup failed (%r)\n' % (filename, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	154 # Now move the temp file to the original file
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	155 try:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	156 os.rename(tempname, filename)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	157 except os.error, msg:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	158 err('%s: rename failed (%r)\n' % (filename, msg))
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	159 return 1
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	160 # Return succes
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	161 return 0
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	162
555 0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	163
0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	164 from tokenize import tokenprog
0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	165
0780b95a660e Tokenizing version (see lib/tokenize.py). Guido van Rossum <guido@python.org> parents: 553 diff changeset	166 match = {'if':':', 'elif':':', 'while':':', 'return':'\n', \
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	167 '(':')', '[':']', '{':'}', '`':'`'}
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	168
264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	169 def fixline(line):
32735 2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	170 # Quick check for easy case
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	171 if '=' not in line: return line
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	172
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	173 i, n = 0, len(line)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	174 stack = []
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	175 while i < n:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	176 j = tokenprog.match(line, i)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	177 if j < 0:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	178 # A bad token; forget about the rest of this line
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	179 print '(Syntax error:)'
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	180 print line,
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	181 return line
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	182 a, b = tokenprog.regs[3] # Location of the token proper
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	183 token = line[a:b]
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	184 i = i+j
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	185 if stack and token == stack[-1]:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	186 del stack[-1]
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	187 elif match.has_key(token):
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	188 stack.append(match[token])
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	189 elif token == '=' and stack:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	190 line = line[:a] + '==' + line[b:]
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	191 i, n = a + len('=='), len(line)
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	192 elif token == '==' and not stack:
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	193 print '(Warning: \'==\' at top level:)'
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	194 print line,
2bc66f1df7cc Whitespace normalization. Ran reindent.py over the entire source tree. Tim Peters <tim.peters@gmail.com> parents: 31515 diff changeset	195 return line
553 264306b61b83 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	196
33456 487280cf71b9 Add 'if __name__ == "__main__":' to files already as a usable as a module. Johannes Gijsbers <jlg@dds.nl> parents: 32735 diff changeset	197 if __name__ == "__main__":
487280cf71b9 Add 'if __name__ == "__main__":' to files already as a usable as a module. Johannes Gijsbers <jlg@dds.nl> parents: 32735 diff changeset	198 main()

Mercurial > cpython-lru_cache-weakref

annotate Demo/scripts/eqfix.py @ 80661:94de77bd0b4b 2.7