[3.6] Fix the signature of JSONDecodeError (no end parameter). (GH-1827) (#1828)
Unlikely to the simplejson module, json.JSONDecodeError doesn't accept the end argument.
(cherry picked from commit 5becf38)
diff --git a/Doc/library/json.rst b/Doc/library/json.rst
index 8103c61..fdbdcb1 100644
--- a/Doc/library/json.rst
+++ b/Doc/library/json.rst
@@ -503,7 +503,7 @@
Exceptions
----------
-.. exception:: JSONDecodeError(msg, doc, pos, end=None)
+.. exception:: JSONDecodeError(msg, doc, pos)
Subclass of :exc:`ValueError` with the following additional attributes: