From 4e16c06505ef57510fec0de5b44f6b36f7397f7d Mon Sep 17 00:00:00 2001
From: Jon Banafato <jon@jonafato.com>
Date: Wed, 21 Apr 2021 20:06:15 -0400
Subject: [PATCH] Add missing tag attribute to TypeIgnore stub

This attribute was [added in 3.8]. This change lets mypy resolve the
type correctly instead of failing with an attr-defined error.

[added in 3.8]: https://github.com/python/cpython/pull/13479
---
 stdlib/_ast.pyi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/stdlib/_ast.pyi b/stdlib/_ast.pyi
index 1555652902ed..fd0bc107dfaf 100644
--- a/stdlib/_ast.pyi
+++ b/stdlib/_ast.pyi
@@ -25,7 +25,8 @@ class mod(AST): ...
 
 if sys.version_info >= (3, 8):
     class type_ignore(AST): ...
-    class TypeIgnore(type_ignore): ...
+    class TypeIgnore(type_ignore):
+        tag: str
     class FunctionType(mod):
         argtypes: typing.List[expr]
         returns: expr