Use python_implementation to detect pypy

olliemath · Oct 27, 2021 · fe1d91d · fe1d91d
1 parent 5885d63
commit fe1d91d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/black/parsing.py b/src/black/parsing.py
@@ -2,6 +2,7 @@
 Parse Python code and perform AST validation.
 """
 import ast
+import platform
 import sys
 from typing import Iterable, Iterator, List, Set, Union, Tuple
 
@@ -15,7 +16,7 @@
 from black.mode import TargetVersion, Feature, supports_feature
 from black.nodes import syms
 
-_IS_PYPY = "__pypy__" in sys.modules
+_IS_PYPY = platform.python_implementation() == "PyPy"
 
 try:
     from typed_ast import ast3, ast27