Trying to execute a python script, I receive this error message: $ Couldn't import dot_parser, loading of dot files will not be possible. Traceback (most recent call last): File "./abc.py", line 19, in <module> import elftools.common.py3compat ImportError: No module named elftools.common.py3compat I tried to resolve the issue as follows (along the lines of this hint): pip install paramiko It seems to install without any problems: $ pip show paramiko Name: paramiko Version: 2.2.1 Summary: SSH2 protocol library Home-page: https://github.com/paramiko/paramiko/ Author: Jeff Forcier Author-email: jeff@bitprophet.org License: LGPL Location: /usr/local/lib/python2.7/dist-packages Requires: pynacl, pyasn1, bcrypt, cryptography However, it does not resolve the initial dependency problem. Executing the script again results in the same error message that py3compat module cannot be found. $ python -V Python 2.7.12 $ pip -V pip 9.0.1 from /home/xyz/.local/lib/python2.7/site-packages (python 2.7) Continue reading...