
Traceback (most recent call last):


 "<string>", line 1, in <module>

ModuleNotFoundError: No module named 'setuptools'

Traceback (most recent call last):


 "/Users/sobolev/Documents/github/returns/.venv/bin/hypothesis", line 6, in <module>

from hypothesis.extra.cli import main


 "/Users/sobolev/Documents/github/returns/.venv/lib/python3.7/site-packages/hypothesis/extra/cli.py", line 35, in <module>

from hypothesis.extra import ghostwriter


 "/Users/sobolev/Documents/github/returns/.venv/lib/python3.7/site-packages/hypothesis/extra/ghostwriter.py", line 57, in <module>

import black
ModuleNotFoundError: No module named 'black'
