Mercurial > cpython-lru_cache-weakref

annotate Lib/idlelib/CallTips.py @ 58925:eecf1bef052d 2.6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merged revisions 78207 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r78207 | ezio.melotti | 2010-02-17 01:26:09 +0200 (Wed, 17 Feb 2010) | 1 line #7930: fix stripid ........
author Ezio Melotti <ezio.melotti@gmail.com>
date Tue, 16 Feb 2010 23:29:44 +0000
parents 74c0a78114ae
children eab361617f6a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
1 """CallTips.py - An IDLE Extension to Jog Your Memory
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
2
26623
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
3 Call Tips are floating windows which display function, class, and method
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
4 parameter and docstring information when you type an opening parenthesis, and
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
5 which disappear when you type a closing parenthesis.
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
6
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
7 """
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
8 import re
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
9 import sys
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
10 import types
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
11
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
12 import CallTipWindow
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
13 from HyperParser import HyperParser
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
14
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
15 import __main__
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
16
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
17 class CallTips:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
18
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
19 menudefs = [
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
20 ('edit', [
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
21 ("Show call tip", "<<force-open-calltip>>"),
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
22 ])
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
23 ]
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
24
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
25 def __init__(self, editwin=None):
31966
204b7bcead4c Testing for None should be done with 'is'
Raymond Hettinger <python@rcn.com>
parents: 29983
diff changeset
26 if editwin is None: # subprocess and test
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
27 self.editwin = None
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
28 return
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
29 self.editwin = editwin
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
30 self.text = editwin.text
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
31 self.calltip = None
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
32 self._make_calltip_window = self._make_tk_calltip_window
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
33
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
34 def close(self):
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
35 self._make_calltip_window = None
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
36
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
37 def _make_tk_calltip_window(self):
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
38 # See __init__ for usage
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
39 return CallTipWindow.CallTip(self.text)
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
40
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
41 def _remove_calltip_window(self, event=None):
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
42 if self.calltip:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
43 self.calltip.hidetip()
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
44 self.calltip = None
18527
e4d6a739997d py-cvs-rel2_1 (Rev 1.8) merge - whitespace normalization
Kurt B. Kaiser <kbk@shore.net>
parents: 13975
diff changeset
45
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
46 def force_open_calltip_event(self, event):
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
47 """Happens when the user really wants to open a CallTip, even if a
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
48 function call is needed.
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
49 """
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
50 self.open_calltip(True)
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
51
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
52 def try_open_calltip_event(self, event):
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
53 """Happens when it would be nice to open a CallTip, but not really
55049
74c0a78114ae Merged revisions 69846 via svnmerge from
Jesus Cea <jcea@jcea.es>
parents: 40754
diff changeset
54 necessary, for example after an opening bracket, so function calls
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
55 won't be made.
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
56 """
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
57 self.open_calltip(False)
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
58
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
59 def refresh_calltip_event(self, event):
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
60 """If there is already a calltip window, check if it is still needed,
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
61 and if so, reload it.
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
62 """
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
63 if self.calltip and self.calltip.is_active():
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
64 self.open_calltip(False)
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
65
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
66 def open_calltip(self, evalfuncs):
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
67 self._remove_calltip_window()
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
68
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
69 hp = HyperParser(self.editwin, "insert")
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
70 sur_paren = hp.get_surrounding_brackets('(')
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
71 if not sur_paren:
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
72 return
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
73 hp.set_index(sur_paren[0])
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
74 name = hp.get_expression()
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
75 if not name or (not evalfuncs and name.find('(') != -1):
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
76 return
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
77 arg_text = self.fetch_tip(name)
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
78 if not arg_text:
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
79 return
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
80 self.calltip = self._make_calltip_window()
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
81 self.calltip.showtip(arg_text, sur_paren[0], sur_paren[1])
26959
b8c72e86a12d Whitespace Normalization
Kurt B. Kaiser <kbk@shore.net>
parents: 26623
diff changeset
82
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
83 def fetch_tip(self, name):
26959
b8c72e86a12d Whitespace Normalization
Kurt B. Kaiser <kbk@shore.net>
parents: 26623
diff changeset
84 """Return the argument list and docstring of a function or class
b8c72e86a12d Whitespace Normalization
Kurt B. Kaiser <kbk@shore.net>
parents: 26623
diff changeset
85
26623
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
86 If there is a Python subprocess, get the calltip there. Otherwise,
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
87 either fetch_tip() is running in the subprocess itself or it was called
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
88 in an IDLE EditorWindow before any script had been run.
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
89
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
90 The subprocess environment is that of the most recently run script. If
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
91 two unrelated modules are being edited some calltips in the current
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
92 module may be inoperative if the module was not the last to run.
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
93
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
94 To find methods, fetch_tip must be fed a fully qualified name.
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
95
26959
b8c72e86a12d Whitespace Normalization
Kurt B. Kaiser <kbk@shore.net>
parents: 26623
diff changeset
96 """
26623
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
97 try:
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
98 rpcclt = self.editwin.flist.pyshell.interp.rpcclt
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
99 except:
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
100 rpcclt = None
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
101 if rpcclt:
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
102 return rpcclt.remotecall("exec", "get_the_calltip",
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
103 (name,), {})
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
104 else:
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
105 entity = self.get_entity(name)
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
106 return get_arg_text(entity)
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
107
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
108 def get_entity(self, name):
26623
8096dcc7af65 M CallTipWindow.py
Kurt B. Kaiser <kbk@shore.net>
parents: 25691
diff changeset
109 "Lookup name in a namespace spanning sys.modules and __main.dict__"
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
110 if name:
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
111 namespace = sys.modules.copy()
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
112 namespace.update(__main__.__dict__)
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
113 try:
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
114 return eval(name, namespace)
40754
499bf3040af7 Handle AttributeError during calltip lookup
Kurt B. Kaiser <kbk@shore.net>
parents: 40744
diff changeset
115 except (NameError, AttributeError):
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
116 return None
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
117
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
118 def _find_constructor(class_ob):
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
119 # Given a class object, return a function object used for the
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
120 # constructor (ie, __init__() ) or None if we can't find one.
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
121 try:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
122 return class_ob.__init__.im_func
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
123 except AttributeError:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
124 for base in class_ob.__bases__:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
125 rc = _find_constructor(base)
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
126 if rc is not None: return rc
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
127 return None
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
128
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
129 def get_arg_text(ob):
35891
8fd46b660e66 Merge IDLE-syntax-branch r39668:41449 into trunk
Kurt B. Kaiser <kbk@shore.net>
parents: 31966
diff changeset
130 """Get a string describing the arguments for the given object"""
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
131 arg_text = ""
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
132 if ob is not None:
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
133 arg_offset = 0
39138
7132f98ef07b Tooltips failed on new-syle class __init__ args. Bug 1027566 Loren Guthrie
Kurt B. Kaiser <kbk@shore.net>
parents: 35891
diff changeset
134 if type(ob) in (types.ClassType, types.TypeType):
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
135 # Look for the highest __init__ in the class chain.
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
136 fob = _find_constructor(ob)
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
137 if fob is None:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
138 fob = lambda: None
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
139 else:
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
140 arg_offset = 1
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
141 elif type(ob)==types.MethodType:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
142 # bit of a hack for methods - turn it into a function
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
143 # but we drop the "self" param.
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
144 fob = ob.im_func
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
145 arg_offset = 1
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
146 else:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
147 fob = ob
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
148 # Try to build one for Python defined functions
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
149 if type(fob) in [types.FunctionType, types.LambdaType]:
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
150 argcount = fob.func_code.co_argcount
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
151 real_args = fob.func_code.co_varnames[arg_offset:argcount]
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
152 defaults = fob.func_defaults or []
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
153 defaults = list(map(lambda name: "=%s" % repr(name), defaults))
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
154 defaults = [""] * (len(real_args) - len(defaults)) + defaults
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
155 items = map(lambda arg, dflt: arg + dflt, real_args, defaults)
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
156 if fob.func_code.co_flags & 0x4:
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
157 items.append("...")
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
158 if fob.func_code.co_flags & 0x8:
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
159 items.append("***")
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
160 arg_text = ", ".join(items)
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
161 arg_text = "(%s)" % re.sub("\.\d+", "<tuple>", arg_text)
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
162 # See if we can use the docstring
29983
1bd6e62fb06f 1. Python Bug 775541: Calltips error when docstring is None. Introduced
Kurt B. Kaiser <kbk@shore.net>
parents: 29841
diff changeset
163 doc = getattr(ob, "__doc__", "")
25282
609f3d31d1c2 Merge Py Idle changes
Kurt B. Kaiser <kbk@shore.net>
parents: 25255
diff changeset
164 if doc:
29983
1bd6e62fb06f 1. Python Bug 775541: Calltips error when docstring is None. Introduced
Kurt B. Kaiser <kbk@shore.net>
parents: 29841
diff changeset
165 doc = doc.lstrip()
25282
609f3d31d1c2 Merge Py Idle changes
Kurt B. Kaiser <kbk@shore.net>
parents: 25255
diff changeset
166 pos = doc.find("\n")
609f3d31d1c2 Merge Py Idle changes
Kurt B. Kaiser <kbk@shore.net>
parents: 25255
diff changeset
167 if pos < 0 or pos > 70:
609f3d31d1c2 Merge Py Idle changes
Kurt B. Kaiser <kbk@shore.net>
parents: 25255
diff changeset
168 pos = 70
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
169 if arg_text:
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
170 arg_text += "\n"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
171 arg_text += doc[:pos]
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
172 return arg_text
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
173
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
174 #################################################
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
175 #
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
176 # Test code
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
177 #
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
178 if __name__=='__main__':
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
179
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
180 def t1(): "()"
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
181 def t2(a, b=None): "(a, b=None)"
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
182 def t3(a, *args): "(a, ...)"
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
183 def t4(*args): "(...)"
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
184 def t5(a, *args): "(a, ...)"
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
185 def t6(a, b=None, *args, **kw): "(a, b=None, ..., ***)"
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
186 def t7((a, b), c, (d, e)): "(<tuple>, c, <tuple>)"
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
187
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
188 class TC(object):
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
189 "(ai=None, ...)"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
190 def __init__(self, ai=None, *b): "(ai=None, ...)"
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
191 def t1(self): "()"
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
192 def t2(self, ai, b=None): "(ai, b=None)"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
193 def t3(self, ai, *args): "(ai, ...)"
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
194 def t4(self, *args): "(...)"
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
195 def t5(self, ai, *args): "(ai, ...)"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
196 def t6(self, ai, b=None, *args, **kw): "(ai, b=None, ..., ***)"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
197 def t7(self, (ai, b), c, (d, e)): "(<tuple>, c, <tuple>)"
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
198
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
199 def test(tests):
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
200 ct = CallTips()
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
201 failed=[]
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
202 for t in tests:
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
203 expected = t.__doc__ + "\n" + t.__doc__
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
204 name = t.__name__
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
205 # exercise fetch_tip(), not just get_arg_text()
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
206 try:
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
207 qualified_name = "%s.%s" % (t.im_class.__name__, name)
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
208 except AttributeError:
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
209 qualified_name = name
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
210 arg_text = ct.fetch_tip(qualified_name)
25691
b39bd03a8dab M CallTips.py Add support for getting calltip from subprocess,
Kurt B. Kaiser <kbk@shore.net>
parents: 25282
diff changeset
211 if arg_text != expected:
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
212 failed.append(t)
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
213 fmt = "%s - expected %s, but got %s"
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
214 print fmt % (t.__name__, expected, get_arg_text(t))
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
215 print "%d of %d tests failed" % (len(failed), len(tests))
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
216
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
217 tc = TC()
40744
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
218 tests = (t1, t2, t3, t4, t5, t6, t7,
6d9ca90d8bf7 1. Calltips now 'handle' tuples in the argument list (display '<tuple>' :)
Kurt B. Kaiser <kbk@shore.net>
parents: 39138
diff changeset
219 TC, tc.t1, tc.t2, tc.t3, tc.t4, tc.t5, tc.t6, tc.t7)
13975
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
220
30713d5288df Initial revision
David Scherer <dscherer@cmu.edu>
parents:
diff changeset
221 test(tests)