fix: <py38 import cached_property in global_context.py

vyperlang · Oct 21, 2021 · 8cf26db · 8cf26db
1 parent bfffcea
commit 8cf26db
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/vyper/old_codegen/global_context.py b/vyper/old_codegen/global_context.py
@@ -1,4 +1,3 @@
-from functools import cached_property
 from typing import Optional
 
 from vyper import ast as vy_ast
@@ -7,6 +6,12 @@
 from vyper.old_codegen.types import InterfaceType, parse_type
 from vyper.typing import InterfaceImports
 
+try:
+    # available py3.8+
+    from functools import cached_property
+except ImportError:
+    from cached_property import cached_property  # type: ignore
+
 
 # Datatype to store all global context information.
 class GlobalContext: