error when install two1

[Zhanweelee]

sudo pip3 install -q -U two1

Command "/usr/local/opt/python3/bin/python3.6 -u -c "import setuptools, tokenize;__file__='/private/tmp/pip-build-u5e0ci8r/protobuf/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-2yvi27qz-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /private/tmp/pip-build-u5e0ci8r/protobuf/

$ sudo pip3 install -q -U two1

Traceback (most recent call last):
  File "/usr/local/bin/pip3", line 6, in <module>
    from pkg_resources import load_entry_point
ModuleNotFoundError: No module named 'pkg_resources'