From d662e7359ebf72de831edf01754540b062cd813c Mon Sep 17 00:00:00 2001
From: "Yi Yang @ Anteros" <ahyangyi@gmail.com>
Date: Thu, 2 Jan 2025 04:29:14 +0800
Subject: [PATCH] (agrf) Fix magic.

---
 agrf/magic/functor.py | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/agrf/magic/functor.py b/agrf/magic/functor.py
index 9e22c59d..2ef2af94 100644
--- a/agrf/magic/functor.py
+++ b/agrf/magic/functor.py
@@ -1,7 +1,5 @@
-from abc import ABC, abstractmethod
 from collections.abc import Collection, Mapping, Hashable
 
-
 def deep_freeze(thing):
     if thing is None or isinstance(thing, str):
         return thing
@@ -15,15 +13,14 @@ def deep_freeze(thing):
         return thing
 
 
-class CachedFunctorMixin(ABC):
+class CachedFunctorMixin:
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.attr_cache = {}
         self.call_cache = {}
 
-    @abstractmethod
     def fmap(self, f):
-        pass
+        raise NotImplementedError()
 
     def __getattr__(self, name):
         if name in self.attr_cache: