change the named tuple returned by inspect.getfullargspec to have a 'kwonlydefaults' (as claimed by the docs) attribute instead of 'kwdefaults'

Fixes #4307
Reviewed by Christian

1 files changed, 1 insertions, 1 deletions

diff --git a/Lib/inspect.py b/Lib/inspect.py
index df1d4b6..3b58bd8 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -791,7 +791,7 @@ def getargspec(func):
     return ArgSpec(args, varargs, varkw, defaults)
 
 FullArgSpec = namedtuple('FullArgSpec',
-    'args, varargs, varkw, defaults, kwonlyargs, kwdefaults, annotations')
+    'args, varargs, varkw, defaults, kwonlyargs, kwonlydefaults, annotations')
 
 def getfullargspec(func):
     """Get the names and default values of a function's arguments.