anchor.diff:    pythonPackages = pkgs.python37Packages;
     setuptools = pythonPackages.setuptools;
   
  +  # Adds missing dependency on setuptools for Python packages
  +  fixSetuptools = pkg: pkg.overrideAttrs(
  +    attrs: {
  +      propagatedBuildInputs = attrs.propagatedBuildInputs ++ [ setuptools ];
  +    });
   
   in rec {
     inherit pkgs bootstrap javascriptDeps ekklesia-common;
  
positive.code:   linters = with pythonPackages; [
      bandit
      mypy
      pylama
      pylint
      autopep8
    ];
  
negative.code:   inherit (pythonPackages) buildPythonApplication;
    buildPythonEnv = pkgs.python37.buildEnv;
  
    gunicorn = (fixSetuptools pythonPackages.gunicorn);
  
    # Can be imported in Python code or run directly as debug tools
    debugLibsAndTools = with pythonPackages; [
  