title: Pip error: ModuleNotFoundError: No module named 'pip'
body: <p>When I try to install a python library with pip I got this error:</p>
  <pre class="lang-sh prettyprint-override"><code>Traceback (most recent call last):
    File &quot;c:\python39\lib\runpy.py&quot;, line 197, in _run_module_as_main
      return _run_code(code, main_globals, None,
    File &quot;c:\python39\lib\runpy.py&quot;, line 87, in _run_code
      exec(code, run_globals)
    File &quot;C:\Python39\Scripts\pip.exe\__main__.py&quot;, line 4, in &lt;module&gt;
  ModuleNotFoundError: No module named 'pip'
  </code></pre>
  <p>I heve also tryed to run
  <code>py -3.9 -m pip install &lt;library-name&gt;</code>
  but I got a similar error:</p>
  <pre class="lang-sh prettyprint-override"><code>C:\Python39\python.exe: No module named pip
  </code></pre>