Traceback (most recent call last): File "/bin/skinfer", line 9, in <module> from skinfer import schema_inferer File "/lib/python3.5/site-packages/skinfer/__init__.py ...
$ python3.7 -m pip install 'dataclasses-json==0.2.8' Collecting dataclasses-json==0.2.8 Could not find a version that satisfies the requirement dataclasses-json==0.2. ...