Fix comment typo
diff --git a/Lib/urllib2.py b/Lib/urllib2.py
index cd0cfc1..39dadbd 100644
--- a/Lib/urllib2.py
+++ b/Lib/urllib2.py
@@ -1015,7 +1015,7 @@
 def parse_http_list(s):
     """Parse lists as described by RFC 2068 Section 2.
 
-    In particular, parse comman-separated lists where the elements of
+    In particular, parse comma-separated lists where the elements of
     the list may include quoted-strings.  A quoted-string could
     contain a comma.
     """