Issues #26310, 26311: Merge typo fixes from 3.5

Lib/email/headerregistry.py

@@ -16,7 +16,7 @@ from email import _header_value_parser as parser
 class Address:
 
     def __init__(self, display_name='', username='', domain='', addr_spec=None):
-        """Create an object represeting a full email address.
+        """Create an object representing a full email address.
 
         An address can have a 'display_name', a 'username', and a 'domain'.  In
         addition to specifying the username and domain separately, they may be

Lib/idlelib/NEWS.txt

@@ -149,7 +149,7 @@ What's New in IDLE 3.5.0?
   move version to end.
 
 - Issue #14105: Idle debugger breakpoints no longer disappear
-  when inseting or deleting lines.
+  when inserting or deleting lines.
 
 - Issue #17172: Turtledemo can now be run from Idle.
   Currently, the entry is on the Help menu, but it may move to Run.

Lib/idlelib/help.py

@@ -11,7 +11,7 @@ Help => IDLE Help: Display help.html with proper formatting.
 Doc/library/idle.rst (Sphinx)=> Doc/build/html/library/idle.html
 (help.copy_strip)=> Lib/idlelib/help.html
 
-HelpParser - Parse help.html and and render to tk Text.
+HelpParser - Parse help.html and render to tk Text.
 
 HelpText - Display formatted help.html.
 

Lib/socketserver.py

@@ -671,7 +671,7 @@ class BaseRequestHandler:
     client address as self.client_address, and the server (in case it
     needs access to per-server information) as self.server.  Since a
     separate instance is created for each request, the handle() method
-    can define arbitrary other instance variariables.
+    can define other arbitrary instance variables.
 
     """