From 6b82088e20aaf398f35b3867f7e6abc3182dcc82 Mon Sep 17 00:00:00 2001
From: Rhys Parry <rhys@i-think22.net>
Date: Fri, 9 Feb 2018 07:55:58 -0800
Subject: [PATCH] Add UserDict attribute data for Python 3 (#1863)

---
 stdlib/3/collections/__init__.pyi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/stdlib/3/collections/__init__.pyi b/stdlib/3/collections/__init__.pyi
index 88c2c95aa..1cde078da 100644
--- a/stdlib/3/collections/__init__.pyi
+++ b/stdlib/3/collections/__init__.pyi
@@ -62,6 +62,7 @@ else:
 _UserDictT = TypeVar('_UserDictT', bound=UserDict)
 
 class UserDict(MutableMapping[_KT, _VT]):
+    data = ...  # type: Mapping[_KT, _VT]
     def __len__(self) -> int: ...
     def __getitem__(self, key: _KT) -> _VT: ...
     def __setitem__(self, key: _KT, item: _VT) -> None: ...