#2503 make singletons compared with "is" not == or !=

Thanks to Wummel for the patch

17 files changed, 54 insertions, 54 deletions

diff --git a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/CodeWarrior_suite.py b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/CodeWarrior_suite.py
index 0fd562b..84b8561 100644
--- a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/CodeWarrior_suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/CodeWarrior_suite.py
@@ -51,7 +51,7 @@ class CodeWarrior_suite_Events:
         _subcode = 'MAKE'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -135,7 +135,7 @@ class CodeWarrior_suite_Events:
         _subcode = 'EXPT'
 
         aetools.keysubst(_arguments, self._argmap_export)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -154,7 +154,7 @@ class CodeWarrior_suite_Events:
         _subcode = 'RMOB'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -193,7 +193,7 @@ class CodeWarrior_suite_Events:
         _subcode = 'RUN '
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -232,7 +232,7 @@ class CodeWarrior_suite_Events:
         _subcode = 'UP2D'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Metrowerks_Shell_Suite.py b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Metrowerks_Shell_Suite.py
index 909cdc0..ca1f694 100644
--- a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Metrowerks_Shell_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Metrowerks_Shell_Suite.py
@@ -72,7 +72,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'ClsP'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -190,7 +190,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'GDoc'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -217,7 +217,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'Gref'
 
         aetools.keysubst(_arguments, self._argmap_Get_Preferences)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -263,7 +263,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'GetP'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -283,7 +283,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'GSeg'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -324,7 +324,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'NsCl'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -410,7 +410,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'Make'
 
         aetools.keysubst(_arguments, self._argmap_Make_Project)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -503,7 +503,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'RemB'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -543,7 +543,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'ReFP'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -570,7 +570,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'RunP'
 
         aetools.keysubst(_arguments, self._argmap_Run_Project)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -682,7 +682,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'Pref'
 
         aetools.keysubst(_arguments, self._argmap_Set_Preferences)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -778,7 +778,7 @@ class Metrowerks_Shell_Suite_Events:
         _subcode = 'UpdP'
 
         aetools.keysubst(_arguments, self._argmap_Update_Project)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Standard_Suite.py b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Standard_Suite.py
index ae277a2..25324f8 100644
--- a/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Standard_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/CodeWarrior/Standard_Suite.py
@@ -115,7 +115,7 @@ class Standard_Suite_Events(Standard_Suite_Events):
         _subcode = 'crel'
 
         aetools.keysubst(_arguments, self._argmap_make)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Explorer/Required_Suite.py b/Lib/plat-mac/lib-scriptpackages/Explorer/Required_Suite.py
index 0a985d1..9e2541e 100644
--- a/Lib/plat-mac/lib-scriptpackages/Explorer/Required_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Explorer/Required_Suite.py
@@ -61,7 +61,7 @@ class Required_Suite_Events(Required_Suite_Events):
         _subcode = 'quit'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -80,7 +80,7 @@ class Required_Suite_Events(Required_Suite_Events):
         _subcode = 'oapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Explorer/Web_Browser_Suite.py b/Lib/plat-mac/lib-scriptpackages/Explorer/Web_Browser_Suite.py
index ff808eb..e87526f 100644
--- a/Lib/plat-mac/lib-scriptpackages/Explorer/Web_Browser_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Explorer/Web_Browser_Suite.py
@@ -42,7 +42,7 @@ class Web_Browser_Suite_Events:
         _subcode = 'CLSA'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -69,7 +69,7 @@ class Web_Browser_Suite_Events:
         _subcode = 'CLOS'
 
         aetools.keysubst(_arguments, self._argmap_CloseWindow)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -110,7 +110,7 @@ class Web_Browser_Suite_Events:
         _subcode = 'LSTW'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Finder/Finder_Basics.py b/Lib/plat-mac/lib-scriptpackages/Finder/Finder_Basics.py
index c0a7b20..4e3928c 100644
--- a/Lib/plat-mac/lib-scriptpackages/Finder/Finder_Basics.py
+++ b/Lib/plat-mac/lib-scriptpackages/Finder/Finder_Basics.py
@@ -20,7 +20,7 @@ class Finder_Basics_Events:
         _subcode = 'copy'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Finder/Legacy_suite.py b/Lib/plat-mac/lib-scriptpackages/Finder/Legacy_suite.py
index 69da626..b17fdf4 100644
--- a/Lib/plat-mac/lib-scriptpackages/Finder/Legacy_suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Finder/Legacy_suite.py
@@ -20,7 +20,7 @@ class Legacy_suite_Events:
         _subcode = 'rest'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -39,7 +39,7 @@ class Legacy_suite_Events:
         _subcode = 'shut'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -58,7 +58,7 @@ class Legacy_suite_Events:
         _subcode = 'slep'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Finder/Standard_Suite.py b/Lib/plat-mac/lib-scriptpackages/Finder/Standard_Suite.py
index 830f58c..b97918f 100644
--- a/Lib/plat-mac/lib-scriptpackages/Finder/Standard_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Finder/Standard_Suite.py
@@ -179,7 +179,7 @@ class Standard_Suite_Events(Standard_Suite_Events):
         _subcode = 'crel'
 
         aetools.keysubst(_arguments, self._argmap_make)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -285,7 +285,7 @@ class Standard_Suite_Events(Standard_Suite_Events):
         _subcode = 'quit'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Netscape/Mozilla_suite.py b/Lib/plat-mac/lib-scriptpackages/Netscape/Mozilla_suite.py
index f4aea73..9d2625f 100644
--- a/Lib/plat-mac/lib-scriptpackages/Netscape/Mozilla_suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Netscape/Mozilla_suite.py
@@ -21,7 +21,7 @@ class Mozilla_suite_Events:
         _subcode = 'Impt'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -41,7 +41,7 @@ class Mozilla_suite_Events:
         _subcode = 'upro'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -61,7 +61,7 @@ class Mozilla_suite_Events:
         _subcode = 'wurl'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -126,7 +126,7 @@ class Mozilla_suite_Events:
         _subcode = 'addr'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -165,7 +165,7 @@ class Mozilla_suite_Events:
         _subcode = 'prfl'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Netscape/PowerPlant.py b/Lib/plat-mac/lib-scriptpackages/Netscape/PowerPlant.py
index 7767305..d37e66f 100644
--- a/Lib/plat-mac/lib-scriptpackages/Netscape/PowerPlant.py
+++ b/Lib/plat-mac/lib-scriptpackages/Netscape/PowerPlant.py
@@ -25,7 +25,7 @@ class PowerPlant_Events:
         _subcode = 'sttg'
 
         aetools.keysubst(_arguments, self._argmap_SwitchTellTarget)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Netscape/Required_suite.py b/Lib/plat-mac/lib-scriptpackages/Netscape/Required_suite.py
index b5c4110..c99794f 100644
--- a/Lib/plat-mac/lib-scriptpackages/Netscape/Required_suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Netscape/Required_suite.py
@@ -61,7 +61,7 @@ class Required_suite_Events(Required_Suite_Events):
         _subcode = 'quit'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -80,7 +80,7 @@ class Required_suite_Events(Required_Suite_Events):
         _subcode = 'oapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Netscape/WorldWideWeb_suite.py b/Lib/plat-mac/lib-scriptpackages/Netscape/WorldWideWeb_suite.py
index 06cbfa7..1706b25 100644
--- a/Lib/plat-mac/lib-scriptpackages/Netscape/WorldWideWeb_suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Netscape/WorldWideWeb_suite.py
@@ -154,7 +154,7 @@ class WorldWideWeb_suite_Events:
         _subcode = 'LSTW'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/StdSuites/AppleScript_Suite.py b/Lib/plat-mac/lib-scriptpackages/StdSuites/AppleScript_Suite.py
index 773d1d7..ff5bcc4 100644
--- a/Lib/plat-mac/lib-scriptpackages/StdSuites/AppleScript_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/StdSuites/AppleScript_Suite.py
@@ -268,7 +268,7 @@ class AppleScript_Suite_Events:
         _subcode = 'actv'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -371,7 +371,7 @@ class AppleScript_Suite_Events:
         _subcode = 'tend'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -443,7 +443,7 @@ class AppleScript_Suite_Events:
         _subcode = 'idle'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -462,7 +462,7 @@ class AppleScript_Suite_Events:
         _subcode = 'noop'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -585,7 +585,7 @@ class AppleScript_Suite_Events:
         _subcode = 'log1'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -625,7 +625,7 @@ class AppleScript_Suite_Events:
         _subcode = 'log0'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -644,7 +644,7 @@ class AppleScript_Suite_Events:
         _subcode = 'tell'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/StdSuites/Standard_Suite.py b/Lib/plat-mac/lib-scriptpackages/StdSuites/Standard_Suite.py
index 86681f5..10e5423 100644
--- a/Lib/plat-mac/lib-scriptpackages/StdSuites/Standard_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/StdSuites/Standard_Suite.py
@@ -255,7 +255,7 @@ class Standard_Suite_Events(builtin_Suite_Events):
         _subcode = 'crel'
 
         aetools.keysubst(_arguments, self._argmap_make)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -345,7 +345,7 @@ class Standard_Suite_Events(builtin_Suite_Events):
         _subcode = 'quit'
 
         aetools.keysubst(_arguments, self._argmap_quit)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
         aetools.enumsubst(_arguments, 'savo', _Enum_savo)
 
@@ -365,7 +365,7 @@ class Standard_Suite_Events(builtin_Suite_Events):
         _subcode = 'rapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -384,7 +384,7 @@ class Standard_Suite_Events(builtin_Suite_Events):
         _subcode = 'oapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/SystemEvents/Standard_Suite.py b/Lib/plat-mac/lib-scriptpackages/SystemEvents/Standard_Suite.py
index f20ef84..0ec16c0 100644
--- a/Lib/plat-mac/lib-scriptpackages/SystemEvents/Standard_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/SystemEvents/Standard_Suite.py
@@ -175,7 +175,7 @@ class Standard_Suite_Events:
         _subcode = 'crel'
 
         aetools.keysubst(_arguments, self._argmap_make)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/Terminal/Standard_Suite.py b/Lib/plat-mac/lib-scriptpackages/Terminal/Standard_Suite.py
index 035290f..e42528c 100644
--- a/Lib/plat-mac/lib-scriptpackages/Terminal/Standard_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/Terminal/Standard_Suite.py
@@ -175,7 +175,7 @@ class Standard_Suite_Events:
         _subcode = 'crel'
 
         aetools.keysubst(_arguments, self._argmap_make)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
diff --git a/Lib/plat-mac/lib-scriptpackages/_builtinSuites/builtin_Suite.py b/Lib/plat-mac/lib-scriptpackages/_builtinSuites/builtin_Suite.py
index 318250f..e3ee271 100644
--- a/Lib/plat-mac/lib-scriptpackages/_builtinSuites/builtin_Suite.py
+++ b/Lib/plat-mac/lib-scriptpackages/_builtinSuites/builtin_Suite.py
@@ -37,7 +37,7 @@ class builtin_Suite_Events:
         _subcode = 'oapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -56,7 +56,7 @@ class builtin_Suite_Events:
         _subcode = 'rapp'
 
         if _arguments: raise TypeError, 'No optional args expected'
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
 
         _reply, _arguments, _attributes = self.send(_code, _subcode,
@@ -100,7 +100,7 @@ class builtin_Suite_Events:
         _subcode = 'quit'
 
         aetools.keysubst(_arguments, self._argmap_quit)
-        if _no_object != None: raise TypeError, 'No direct arg expected'
+        if _no_object is not None: raise TypeError, 'No direct arg expected'
 
         aetools.enumsubst(_arguments, 'savo', _Enum_savo)