From 1ff92ddc25f1ed34b386b3fb23e628349fc79743 Mon Sep 17 00:00:00 2001
From: ky-gog <73766142+ky-gog@users.noreply.github.com>
Date: Sat, 31 Oct 2020 21:48:32 -0700
Subject: [PATCH] Fix kw_defaults field type for ast.argument (#4740)

---
 stdlib/3/_ast.pyi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stdlib/3/_ast.pyi b/stdlib/3/_ast.pyi
index 06762c4f2..6a5f7d1f3 100644
--- a/stdlib/3/_ast.pyi
+++ b/stdlib/3/_ast.pyi
@@ -366,7 +366,7 @@ class arguments(AST):
     args: typing.List[arg]
     vararg: Optional[arg]
     kwonlyargs: typing.List[arg]
-    kw_defaults: typing.List[expr]
+    kw_defaults: typing.List[Optional[expr]]
     kwarg: Optional[arg]
     defaults: typing.List[expr]