From f6400a4d5f647a534bd923e879ead8a270fa8d96 Mon Sep 17 00:00:00 2001
From: Alexandru Fikl <alexfikl@gmail.com>
Date: Fri, 29 Oct 2021 17:49:38 -0500
Subject: [PATCH] remove __mro__ check in is_array_container_type
---
arraycontext/container/__init__.py | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arraycontext/container/__init__.py b/arraycontext/container/__init__.py
index ca13935..55deb90 100644
--- a/arraycontext/container/__init__.py
+++ b/arraycontext/container/__init__.py
@@ -173,9 +173,7 @@ def is_array_container_type(cls: type) -> bool:
function will say that :class:`numpy.ndarray` is an array container
type, only object arrays *actually are* array containers.
"""
- assert isinstance(cls, type), \
- f"must pass a type, not an instance: '{cls!r}'"
- assert hasattr(cls, "__mro__"), "'cls' has no attribute '__mro__': "
+ assert isinstance(cls, type), f"must pass a {type!r}, not a '{cls!r}'"
return (
cls is ArrayContainer
--
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