Traceback (most recent call last):


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


 "/home/oberstet/cpy372_5/lib/python3.7/site-packages/twisted/conch/ssh/keys.py", line 19, in <module>

from cryptography.exceptions import InvalidSignature
ModuleNotFoundError: No module named 'cryptography'

Traceback (most recent call last):


 "./setup.py", line 3, in <module>

from setuptools import setup, find_packages, Command
ModuleNotFoundError: No module named 'setuptools'