diff --git a/Lib/plat-mac/FrameWork.py b/Lib/plat-mac/FrameWork.py
index cda38e4..0bd6feb 100644
--- a/Lib/plat-mac/FrameWork.py
+++ b/Lib/plat-mac/FrameWork.py
@@ -602,7 +602,7 @@
     def dispatch(self, id, item, window, event):
         title, shortcut, callback, mtype = self.items[item-1]
         if callback:
-            if not self.bar.parent or type(callback) <> types.StringType:
+            if not self.bar.parent or not isinstance(callback, str):
                 menuhandler = callback
             else:
                 # callback is string
@@ -748,7 +748,7 @@
         self.parent = parent
 
     def open(self, bounds=(40, 40, 400, 400), resid=None):
-        if resid <> None:
+        if resid is not None:
             self.wid = GetNewWindow(resid, -1)
         else:
             self.wid = NewWindow(bounds, self.__class__.__name__, 1,
@@ -826,7 +826,7 @@
         # If we're not frontmost, select ourselves and wait for
         # the activate event.
         #
-        if MyFrontWindow() <> window:
+        if MyFrontWindow() != window:
             window.SelectWindow()
             return
         # We are. Handle the event.
@@ -875,7 +875,7 @@
         if DEBUG: print "control hit in", window, "on", control, "; pcode =", pcode
 
     def do_inContent(self, partcode, window, event):
-        if MyFrontWindow() <> window:
+        if MyFrontWindow() != window:
             window.SelectWindow()
             return
         (what, message, when, where, modifiers) = event
diff --git a/Lib/plat-mac/buildtools.py b/Lib/plat-mac/buildtools.py
index c83e218..7c5d0f4 100644
--- a/Lib/plat-mac/buildtools.py
+++ b/Lib/plat-mac/buildtools.py
@@ -192,7 +192,7 @@
             'icl8', 'ics4', 'ics8', 'ICN#', 'ics#']
     if not copy_codefragment:
         skiptypes.append('cfrg')
-##  skipowner = (ownertype <> None)
+##  skipowner = (ownertype != None)
 
     # Copy the resources from the template
 
diff --git a/Lib/plat-mac/cfmfile.py b/Lib/plat-mac/cfmfile.py
index fd1a3e8..df157fd 100644
--- a/Lib/plat-mac/cfmfile.py
+++ b/Lib/plat-mac/cfmfile.py
@@ -73,7 +73,7 @@
                 Res.CloseResFile(resref)
                 Res.UseResFile(currentresref)
             self.parse(data)
-            if self.version <> 1:
+            if self.version != 1:
                 raise error, "unknown 'cfrg' resource format"
 
     def parse(self, data):
@@ -143,7 +143,7 @@
         return data
 
     def getfragment(self):
-        if self.where <> 1:
+        if self.where != 1:
             raise error, "can't read fragment, unsupported location"
         f = open(self.path, "rb")
         f.seek(self.offset)
@@ -155,7 +155,7 @@
         return frag
 
     def copydata(self, outfile):
-        if self.where <> 1:
+        if self.where != 1:
             raise error, "can't read fragment, unsupported location"
         infile = open(self.path, "rb")
         if self.length == 0:
diff --git a/Lib/plat-mac/gensuitemodule.py b/Lib/plat-mac/gensuitemodule.py
index 983e0f9..53c0a52 100644
--- a/Lib/plat-mac/gensuitemodule.py
+++ b/Lib/plat-mac/gensuitemodule.py
@@ -169,7 +169,7 @@
             aete = decode(data, verbose)
             aetelist.append((aete, res.GetResInfo()))
     finally:
-        if rf <> cur:
+        if rf != cur:
             CloseResFile(rf)
             UseResFile(cur)
     # switch back (needed for dialogs in Python)
@@ -332,7 +332,7 @@
 def getalign(f):
     if f.tell() & 1:
         c = f.read(1)
-        ##if c <> '\0':
+        ##if c != '\0':
         ##  print align:', repr(c)
 
 def getlist(f, description, getitem):
@@ -779,7 +779,7 @@
             if is_enum(a[2]):
                 kname = a[1]
                 ename = a[2][0]
-                if ename <> '****':
+                if ename != '****':
                     fp.write("        aetools.enumsubst(_arguments, %r, _Enum_%s)\n" %
                         (kname, identify(ename)))
                     self.enumsneeded[ename] = 1
@@ -810,7 +810,7 @@
         for a in arguments:
             if is_enum(a[2]):
                 ename = a[2][0]
-                if ename <> '****':
+                if ename != '****':
                     self.enumsneeded[ename] = 1
 
 #
diff --git a/Lib/plat-mac/macerrors.py b/Lib/plat-mac/macerrors.py
index ce2a118..faa5244 100644
--- a/Lib/plat-mac/macerrors.py
+++ b/Lib/plat-mac/macerrors.py
@@ -1574,7 +1574,7 @@
 smFHBlockRdErr  =   -310    #Error occurred during _sGetFHeader.
 smBLFieldBad    =   -309    #ByteLanes field was bad.
 smUnExBusErr    =   -308    #Unexpected BusError
-smResrvErr  =   -307    #Fatal reserved error. Resreved field <> 0.
+smResrvErr  =   -307    #Fatal reserved error. Resreved field != 0.
 smNosInfoArray  =   -306    #No sInfoArray. Memory Mgr error.
 smDisabledSlot  =   -305    #This slot is disabled (-305 use to be smLWTstBad)
 smNoDir =   -304    #Directory offset is Nil