use 3.7 compliant lru_cache

materialsproject · May 21, 2021 · 1e301d3 · 1e301d3
1 parent dcab926
commit 1e301d3
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/emmet-core/emmet/core/feff/task.py b/emmet-core/emmet/core/feff/task.py
@@ -1,5 +1,5 @@
 """ Core definition of a VASP Task Document """
-from functools import cached_property
+from functools import lru_cache
 from typing import Any, ClassVar, Dict, List
 
 from pydantic import Field
@@ -55,7 +55,8 @@ def absorbing_element(self) -> Element:
             return self.structure[self.absorbing_atom].specie
         return self.structure[self.absorbing_atom].specie.element
 
-    @cached_property
+    @property
+    @lru_cache()
     def xas_spectrum(self) -> XAS:
 
         if not all([len(p) == 6 for p in self.spectrum]):