Merged revisions 82805-82806,83523-83527,83536,83538,83542,83546-83548,83550-83555,83558,83560 via svnmerge from

svn+ssh://svn.python.org/python/branches/py3k

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  r82805 | georg.brandl | 2010-07-11 11:42:10 +0200 (So, 11 Jul 2010) | 1 line

  #7935: cross-reference to ast.literal_eval() from eval() docs.
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  r82806 | georg.brandl | 2010-07-11 12:22:44 +0200 (So, 11 Jul 2010) | 1 line

  #9223: link to Command class reference, and move Command interface docs nearer to class docs.
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  r83523 | georg.brandl | 2010-08-02 14:06:18 +0200 (Mo, 02 Aug 2010) | 1 line

  #9209 and #7781: fix two crashes in pstats interactive browser.
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  r83524 | georg.brandl | 2010-08-02 14:20:23 +0200 (Mo, 02 Aug 2010) | 1 line

  #9428: fix running scripts from profile/cProfile with their own name and the right namespace.  Same fix as for trace.py in #1690103.
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  r83525 | georg.brandl | 2010-08-02 14:36:24 +0200 (Mo, 02 Aug 2010) | 1 line

  Get rid of spurious "threading" entries in trace output.
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  r83526 | georg.brandl | 2010-08-02 14:40:22 +0200 (Mo, 02 Aug 2010) | 1 line

  Fix softspace relic.
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  r83527 | georg.brandl | 2010-08-02 14:48:46 +0200 (Mo, 02 Aug 2010) | 1 line

  #3821: beginnings of a trace.py unittest.
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  r83536 | georg.brandl | 2010-08-02 19:49:25 +0200 (Mo, 02 Aug 2010) | 1 line

  #8578: mention danger of not incref'ing weak referenced object.
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  r83538 | georg.brandl | 2010-08-02 20:10:13 +0200 (Mo, 02 Aug 2010) | 1 line

  #6928: fix class docs w.r.t. new metaclasses.
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  r83542 | georg.brandl | 2010-08-02 20:56:54 +0200 (Mo, 02 Aug 2010) | 1 line

  Move test_SimpleHTTPServer into test_httpservers.
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  r83546 | georg.brandl | 2010-08-02 21:16:34 +0200 (Mo, 02 Aug 2010) | 1 line

  #7973: Fix distutils options spelling.
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  r83547 | georg.brandl | 2010-08-02 21:19:26 +0200 (Mo, 02 Aug 2010) | 1 line

  #7386: add example that shows that trailing path separators are stripped.
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  r83548 | georg.brandl | 2010-08-02 21:23:34 +0200 (Mo, 02 Aug 2010) | 1 line

  #8172: how does one use a property?
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  r83550 | georg.brandl | 2010-08-02 21:32:43 +0200 (Mo, 02 Aug 2010) | 1 line

  #9451: strengthen warning about __*__ special name usage.
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  r83551 | georg.brandl | 2010-08-02 21:35:06 +0200 (Mo, 02 Aug 2010) | 1 line

  Remove XXX comment that was displayed.
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  r83552 | georg.brandl | 2010-08-02 21:36:36 +0200 (Mo, 02 Aug 2010) | 1 line

  #9438: clarify that constant names also cannot be assigned as attributes.
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  r83553 | georg.brandl | 2010-08-02 21:39:17 +0200 (Mo, 02 Aug 2010) | 1 line

  Remove redundant information.
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  r83554 | georg.brandl | 2010-08-02 21:43:05 +0200 (Mo, 02 Aug 2010) | 1 line

  #7280: note about nasmw.exe.
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  r83555 | georg.brandl | 2010-08-02 21:44:48 +0200 (Mo, 02 Aug 2010) | 1 line

  #8861: remove unused variable.
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  r83558 | georg.brandl | 2010-08-02 22:05:19 +0200 (Mo, 02 Aug 2010) | 1 line

  #8648: document UTF-7 codec functions.
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  r83560 | georg.brandl | 2010-08-02 22:16:18 +0200 (Mo, 02 Aug 2010) | 1 line

  #9087: update json docstrings -- unicode and long do not exist anymore.
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1 files changed, 29 insertions, 26 deletions

diff --git a/Lib/pstats.py b/Lib/pstats.py
index d8562454a6..81d9d0d58c 100644
--- a/Lib/pstats.py
+++ b/Lib/pstats.py
@@ -5,7 +5,7 @@
 # Based on prior profile module by Sjoerd Mullender...
 #   which was hacked somewhat by: Guido van Rossum
 #
-# see profile.doc and profile.py for more info.
+# see profile.py for more info.
 
 # Copyright 1994, by InfoSeek Corporation, all rights reserved.
 # Written by James Roskind
@@ -65,7 +65,7 @@ class Stats:
     minor key of 'the name of the function'.  Look at the two tables in
     sort_stats() and get_sort_arg_defs(self) for more examples.
 
-    All methods return self,  so you can string together commands like:
+    All methods return self, so you can string together commands like:
         Stats('foo', 'goo').strip_dirs().sort_stats('calls').\
                             print_stats(5).print_callers(5)
     """
@@ -149,7 +149,7 @@ class Stats:
         if not arg_list: return self
         if len(arg_list) > 1: self.add(*arg_list[1:])
         other = arg_list[0]
-        if type(self) != type(other) or self.__class__ != other.__class__:
+        if type(self) != type(other):
             other = Stats(other)
         self.files += other.files
         self.total_calls += other.total_calls
@@ -217,12 +217,12 @@ class Stats:
         if not field:
             self.fcn_list = 0
             return self
-        if len(field) == 1 and type(field[0]) == type(1):
+        if len(field) == 1 and isinstance(field[0], int):
             # Be compatible with old profiler
             field = [ {-1: "stdname",
-                      0:"calls",
-                      1:"time",
-                      2: "cumulative" }  [ field[0] ] ]
+                       0:  "calls",
+                       1:  "time",
+                       2:  "cumulative"}[field[0]] ]
 
         sort_arg_defs = self.get_sort_arg_defs()
         sort_tuple = ()
@@ -299,48 +299,53 @@ class Stats:
 
     def eval_print_amount(self, sel, list, msg):
         new_list = list
-        if type(sel) == type(""):
+        if isinstance(sel, str):
+            try:
+                rex = re.compile(sel)
+            except re.error:
+                msg += "   <Invalid regular expression %r>\n" % sel
+                return new_list, msg
             new_list = []
             for func in list:
-                if re.search(sel, func_std_string(func)):
+                if rex.search(func_std_string(func)):
                     new_list.append(func)
         else:
             count = len(list)
-            if type(sel) == type(1.0) and 0.0 <= sel < 1.0:
+            if isinstance(sel, float) and 0.0 <= sel < 1.0:
                 count = int(count * sel + .5)
                 new_list = list[:count]
-            elif type(sel) == type(1) and 0 <= sel < count:
+            elif isinstance(sel, int) and 0 <= sel < count:
                 count = sel
                 new_list = list[:count]
         if len(list) != len(new_list):
-            msg = msg + "   List reduced from %r to %r due to restriction <%r>\n" % (
-                         len(list), len(new_list), sel)
+            msg += "   List reduced from %r to %r due to restriction <%r>\n" % (
+                len(list), len(new_list), sel)
 
         return new_list, msg
 
     def get_print_list(self, sel_list):
         width = self.max_name_len
         if self.fcn_list:
-            list = self.fcn_list[:]
+            stat_list = self.fcn_list[:]
             msg = "   Ordered by: " + self.sort_type + '\n'
         else:
-            list = self.stats.keys()
+            stat_list = list(self.stats.keys())
             msg = "   Random listing order was used\n"
 
         for selection in sel_list:
-            list, msg = self.eval_print_amount(selection, list, msg)
+            stat_list, msg = self.eval_print_amount(selection, stat_list, msg)
 
-        count = len(list)
+        count = len(stat_list)
 
-        if not list:
-            return 0, list
+        if not stat_list:
+            return 0, stat_list
         print(msg, file=self.stream)
         if count < len(self.stats):
             width = 0
-            for func in list:
+            for func in stat_list:
                 if  len(func_std_string(func)) > width:
                     width = len(func_std_string(func))
-        return width+2, list
+        return width+2, stat_list
 
     def print_stats(self, *amount):
         for filename in self.files:
@@ -561,12 +566,10 @@ if __name__ == '__main__':
         def __init__(self, profile=None):
             cmd.Cmd.__init__(self)
             self.prompt = "% "
+            self.stats = None
+            self.stream = sys.stdout
             if profile is not None:
-                self.stats = Stats(profile)
-                self.stream = self.stats.stream
-            else:
-                self.stats = None
-                self.stream = sys.stdout
+                self.do_read(profile)
 
         def generic(self, fn, line):
             args = line.split()