Only import Self if type checking

oscarbenjamin · Nov 6, 2024 · 3e39970 · 3e39970
1 parent 595422d
commit 3e39970
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/protosym/core/sym.py b/src/protosym/core/sym.py
@@ -10,7 +10,12 @@
 
 from __future__ import annotations
 
-from typing import Any, Callable, Generic, Self, Sequence, TypeVar, overload
+from typing import TYPE_CHECKING as _TYPE_CHECKING
+from typing import Any, Callable, Generic, Sequence, TypeVar, overload
+
+if _TYPE_CHECKING:
+    from typing_extensions import Self
+
 from weakref import WeakValueDictionary as _WeakDict
 
 from protosym.core.atom import AtomType