Issue #17527: Add PATCH to wsgiref.validator. Patch from Luca Sbardella.

Lib/wsgiref/validate.py

@@ -337,7 +337,7 @@ def check_environ(environ):
 
     # @@: these need filling out:
     if environ['REQUEST_METHOD'] not in (
-        'GET', 'HEAD', 'POST', 'OPTIONS','PUT','DELETE','TRACE'):
+        'GET', 'HEAD', 'POST', 'OPTIONS', 'PATCH', 'PUT', 'DELETE', 'TRACE'):
         warnings.warn(
             "Unknown REQUEST_METHOD: %r" % environ['REQUEST_METHOD'],
             WSGIWarning)

Misc/ACKS

@@ -1207,6 +1207,7 @@ Bob Savage
 Dave Sawyer
 Ben Sayer
 sbt
+Luca Sbardella
 Marco Scataglini
 Andrew Schaaf
 Michael Scharf

Misc/NEWS

@@ -66,6 +66,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #17527: Add PATCH to wsgiref.validator. Patch from Luca Sbardella.
+
 - Issue #24683: Fixed crashes in _json functions called with arguments of
   inappropriate type.