anchor.diff:  }:
   
   let
  -
     pname = "pgadmin";
     version = "6.9";
   
  
positive.code:   passthru.tests = {
      standalone = nixosTests.pgadmin4-standalone;
      # regression and function tests of the package itself
      package = (import ../../../../nixos/tests/pgadmin4.nix ({ inherit pkgs; buildDeps = buildDeps; pythonEnv = pythonPackages; }));
    };
  
    meta = with lib; {
  
negative.code:   postPatch = ''
      # patching Makefile, so it doesn't try to build sphinx documentation here
      # (will do so later)
      substituteInPlace Makefile \
        --replace 'LC_ALL=en_US.UTF-8 LANG=en_US.UTF-8 $(MAKE) -C docs/en_US -f Makefile.sphinx html' "true"
  
      # fix document which refers a non-existing document and fails
      substituteInPlace docs/en_US/contributions.rst \
        --replace "code_snippets" ""
      patchShebangs .
  
      # relax dependencies
      substituteInPlace requirements.txt \
        --replace "eventlet==0.33.0" "eventlet>=0.33.0" \
        --replace "psycopg2==2.9.*" "psycopg2>=2.9" \
        --replace "cryptography==3.*" "cryptography>=3.0" \
        --replace "requests==2.25.*" "requests>=2.25.0" \
  