Try not to install black on PyPy

typed-ast which is a dependency of black doesn't support PyPy.
ymyzk · Dec 31, 2020 · 81676f0 · 81676f0
1 parent 018fbd8
commit 81676f0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/setup.cfg b/setup.cfg
@@ -54,7 +54,7 @@ tox =
 
 [options.extras_require]
 testing =
-    black; python_version>='3.6'
+    black; platform_python_implementation=='CPython' and python_version>='3.6'
     flake8 >= 3, <4
     pytest >= 4.0.0, <6
     pytest-cov >= 2, <3