anchor.diff:      # avoid attempting to use 3 packages not available on nixpkgs
       # (jaraco.apt, jaraco.context, yg.lockfile)
       "cheroot/test/test_wsgi.py"
  +    # requires pyopenssl
  +    "cheroot/test/test_ssl.py"
     ];
   
     pythonImportsCheck = [
  
positive.code: , setuptools-scm
  , setuptools-scm-git-archive
  , six
  , trustme
  }:
  
  buildPythonPackage rec {
  
negative.code:   checkInputs = [
      jaraco_text
      portend
      pypytools
      pytest-mock
      pytestCheckHook
      requests
      requests-toolbelt
      requests-unixsocket
    ];
  
    # Disable doctest plugin because times out
  