Merge pull request #830 from linuxholic/patch-1

Update setup.cfg

Author: Julian

setup.cfg

@@ -28,7 +28,7 @@ packages = find:
 install_requires =
     attrs>=17.4.0
     importlib_metadata;python_version<'3.8'
-    pyrsistent>=0.14.0
+    pyrsistent>=0.14.0,!=0.17.0,!=0.17.1,!=0.17.2
 
 [options.extras_require]
 format =