More useless None assignments

Author: Avasam

Pythonwin/pywin/framework/scriptutils.py

@@ -603,7 +603,7 @@ def JumpToDocument(fileName, lineno=0, col=1, nChars=0, bScrollToTop=0):
 
 
 def _HandlePythonFailure(what, syntaxErrorPathName=None):
-    typ, details, tb = sys.exc_info()
+    details = sys.exc_info()[1]
     if isinstance(details, SyntaxError):
         try:
             msg, (fileName, line, col, text) = details
@@ -616,7 +616,6 @@ def _HandlePythonFailure(what, syntaxErrorPathName=None):
     else:
         traceback.print_exc()
         win32ui.SetStatusText(f"Failed to {what} - {details}")
-    tb = None  # Clean up a cycle.
 
 
 # Find the Python TabNanny in either the standard library or the Python Tools/Scripts directory.

com/win32comext/axscript/client/framework.py

@@ -1193,11 +1193,11 @@ def EvalInScriptedSection(self, codeBlock, globals, locals=None):
 
     def HandleException(self, codeBlock: AXScriptCodeBlock | None) -> NoReturn:
         """Never returns - raises a ComException"""
-        exc_type, exc_value, _ = sys.exc_info()
+        exc_value = sys.exc_info()[2]
         # If a SERVER exception, re-raise it.  If a client side COM error, it is
         # likely to have originated from the script code itself, and therefore
         # needs to be reported like any other exception.
-        if IsCOMServerException(exc_type):
+        if IsCOMServerException(type(exc_value)):
             # Ensure the traceback doesn't cause a cycle.
             raise
         # It could be an error by another script.

isapi/threaded_extension.py

@@ -156,7 +156,6 @@ def HandleDispatchError(self, ecb):
         ecb.HttpStatusCode = isapicon.HSE_STATUS_ERROR
         # control_block.LogData = "we failed!"
         exc_typ, exc_val, exc_tb = sys.exc_info()
-        limit = None
         try:
             try:
                 import html
@@ -166,9 +165,9 @@ def HandleDispatchError(self, ecb):
                 )
                 print(file=ecb)
                 print("<H3>Traceback (most recent call last):</H3>", file=ecb)
-                list = traceback.format_tb(
-                    exc_tb, limit
-                ) + traceback.format_exception_only(exc_typ, exc_val)
+                list = traceback.format_tb(exc_tb) + traceback.format_exception_only(
+                    exc_typ, exc_val
+                )
                 bold = list.pop()
                 print(
                     "<PRE>{}<B>{}</B></PRE>".format(
@@ -187,7 +186,4 @@ def HandleDispatchError(self, ecb):
                 print("ORIGINAL extension error:")
                 traceback.print_exception(exc_typ, exc_val, exc_tb)
         finally:
-            # holding tracebacks in a local of a frame that may itself be
-            # part of a traceback used to be evil and cause leaks!
-            exc_tb = None
             ecb.DoneWithSession()