[
  (final: prev: {
    pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [(self: _: {
        loadcredential = self.callPackage ./loadcredential { };
        authens = self.callPackage ./authens { };
        python-cas = self.callPackage ./python-cas { };
        pyjecteur = self.callPackage ./pyjecteur.nix { };

        django-autoslug = self.callPackage ./django-autoslug { };
        markdown-icons = self.callPackage ./markdown-icons { };
      })];
  })
]