Merged revisions 62021,62029,62035-62038,62043-62044,62052-62053 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r62021 | benjamin.peterson | 2008-03-28 18:11:01 -0500 (Fri, 28 Mar 2008) | 2 lines

  NIL => NULL
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  r62029 | amaury.forgeotdarc | 2008-03-28 20:42:31 -0500 (Fri, 28 Mar 2008) | 3 lines

  Correctly call the base class tearDown();
  otherwise running test_logging twice produce the errors we see on all buildbots
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  r62035 | raymond.hettinger | 2008-03-29 05:42:07 -0500 (Sat, 29 Mar 2008) | 1 line

  Be explicit about what efficient means.
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  r62036 | georg.brandl | 2008-03-29 06:46:18 -0500 (Sat, 29 Mar 2008) | 2 lines

  Fix capitalization.
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  r62037 | amaury.forgeotdarc | 2008-03-29 07:42:54 -0500 (Sat, 29 Mar 2008) | 5 lines

  lib2to3 should install a logging handler only when run as a main program,
  not when used as a library.

  This may please the buildbots, which fail when test_lib2to3 is run before test_logging.
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  r62043 | benjamin.peterson | 2008-03-29 10:24:25 -0500 (Sat, 29 Mar 2008) | 3 lines

  #2503 make singletons compared with "is" not == or !=
  Thanks to Wummel for the patch
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  r62044 | gerhard.haering | 2008-03-29 14:11:52 -0500 (Sat, 29 Mar 2008) | 2 lines

  Documented the lastrowid attribute.
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  r62052 | benjamin.peterson | 2008-03-30 14:35:10 -0500 (Sun, 30 Mar 2008) | 2 lines

  Updated README regarding doc formats
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  r62053 | georg.brandl | 2008-03-30 14:41:39 -0500 (Sun, 30 Mar 2008) | 2 lines

  The other download formats will be available for 2.6 too.
........

1 files changed, 9 insertions, 9 deletions

diff --git a/Lib/plat-mac/EasyDialogs.py b/Lib/plat-mac/EasyDialogs.py
index 68beafa194..f697417a50 100644
--- a/Lib/plat-mac/EasyDialogs.py
+++ b/Lib/plat-mac/EasyDialogs.py
@@ -78,7 +78,7 @@ def Message(msg, id=260, ok=None):
         return
     h = d.GetDialogItemAsControl(2)
     SetDialogItemText(h, lf2cr(msg))
-    if ok != None:
+    if ok is not None:
         h = d.GetDialogItemAsControl(1)
         h.SetControlTitle(ok)
     d.SetDialogDefaultItem(1)
@@ -115,10 +115,10 @@ def AskString(prompt, default = "", id=261, ok=None, cancel=None):
     SetDialogItemText(h, lf2cr(default))
     d.SelectDialogItemText(4, 0, 999)
 #       d.SetDialogItem(4, 0, 255)
-    if ok != None:
+    if ok is not None:
         h = d.GetDialogItemAsControl(1)
         h.SetControlTitle(ok)
-    if cancel != None:
+    if cancel is not None:
         h = d.GetDialogItemAsControl(2)
         h.SetControlTitle(cancel)
     d.SetDialogDefaultItem(1)
@@ -159,10 +159,10 @@ def AskPassword(prompt,  default='', id=264, ok=None, cancel=None):
     SetControlData(pwd, kControlEditTextPart, kControlEditTextPasswordTag, default)
     d.SelectDialogItemText(4, 0, 999)
     Ctl.SetKeyboardFocus(d.GetDialogWindow(), pwd, kControlEditTextPart)
-    if ok != None:
+    if ok is not None:
         h = d.GetDialogItemAsControl(1)
         h.SetControlTitle(ok)
-    if cancel != None:
+    if cancel is not None:
         h = d.GetDialogItemAsControl(2)
         h.SetControlTitle(cancel)
     d.SetDialogDefaultItem(Dialogs.ok)
@@ -203,19 +203,19 @@ def AskYesNoCancel(question, default = 0, yes=None, no=None, cancel=None, id=262
     # The question string is item 5
     h = d.GetDialogItemAsControl(5)
     SetDialogItemText(h, lf2cr(question))
-    if yes != None:
+    if yes is not None:
         if yes == '':
             d.HideDialogItem(2)
         else:
             h = d.GetDialogItemAsControl(2)
             h.SetControlTitle(yes)
-    if no != None:
+    if no is not None:
         if no == '':
             d.HideDialogItem(3)
         else:
             h = d.GetDialogItemAsControl(3)
             h.SetControlTitle(no)
-    if cancel != None:
+    if cancel is not None:
         if cancel == '':
             d.HideDialogItem(4)
         else:
@@ -316,7 +316,7 @@ class ProgressBar:
 
     def set(self, value, max=None):
         """set(value) - Set progress bar position"""
-        if max != None:
+        if max is not None:
             self.maxval = max
             bar = self.d.GetDialogItemAsControl(3)
             if max <= 0:    # indeterminate bar