title: error command errored out with exit status 1 pip install
body: <p>I use python vitrualenv and when I want to install any packages by <code>pip install &lt;package name&gt;</code> I take that error:</p>
  
  <pre><code>ERROR: Command errored out with exit status 1:
       command: /home/user/project/some_project_name/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-sifdsjjx/MySQL-python/setup.py'"'"'; __file__='"'"'/tmp/pip-install-sifdsjjx/MySQL-python/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-install-sifdsjjx/MySQL-python/pip-egg-info
           cwd: /tmp/pip-install-sifdsjjx/MySQL-python/
      Complete output (7 lines):
      Traceback (most recent call last):
        File "&lt;string&gt;", line 1, in &lt;module&gt;
        File "/tmp/pip-install-sifdsjjx/MySQL-python/setup.py", line 13, in &lt;module&gt;
          from setup_posix import get_config
        File "/tmp/pip-install-sifdsjjx/MySQL-python/setup_posix.py", line 2, in &lt;module&gt;
          from ConfigParser import SafeConfigParser
      ModuleNotFoundError: No module named 'ConfigParser'
      ----------------------------------------
  ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
  </code></pre>
  
  <p>I use python 3.7.0
  pip 20.0.2</p>