From 47cec4cf9fa14b87e7e3d5468b30938d51be677b Mon Sep 17 00:00:00 2001 From: Elazar Gershuni Date: Sun, 6 Nov 2016 22:50:09 +0200 Subject: [PATCH 1/2] special-case namedtuple-enum --- mypy/subtypes.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mypy/subtypes.py b/mypy/subtypes.py index e40a76514df49..a046cef23d686 100644 --- a/mypy/subtypes.py +++ b/mypy/subtypes.py @@ -120,6 +120,8 @@ def visit_instance(self, left: Instance) -> bool: if left.type.fallback_to_any: return True right = self.right + if isinstance(right, TupleType) and right.fallback.type.is_enum: + return is_subtype(left, right.fallback) if isinstance(right, Instance): if left.type._promote and is_subtype(left.type._promote, self.right, From 1f5f466a3c621d1ee1de93339375fb21223e7c5b Mon Sep 17 00:00:00 2001 From: Elazar Gershuni Date: Sun, 6 Nov 2016 23:27:46 +0200 Subject: [PATCH 2/2] add test --- test-data/unit/pythoneval-enum.test | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/test-data/unit/pythoneval-enum.test b/test-data/unit/pythoneval-enum.test index 8044e999d882a..3ae2df55f120d 100644 --- a/test-data/unit/pythoneval-enum.test +++ b/test-data/unit/pythoneval-enum.test @@ -118,3 +118,17 @@ takes_int(SomeExtIntEnum.x) def takes_some_ext_int_enum(s: SomeExtIntEnum): pass takes_some_ext_int_enum(SomeExtIntEnum.x) + + +[case testNamedTupleEnum] +from typing import NamedTuple +from enum import Enum + +N = NamedTuple('N', [('bar', int)]) + +class E(N, Enum): + X = N(1) + +def f(x: E) -> None: pass + +f(E.X)