anchor.diff:      "facet"
       "_invalid_database" # checks error message when connecting to invalid database
     ];
  +  pythonImportsCheck = [ "datasette" ];
   
     meta = with lib; {
       description = "An instant JSON API for your SQLite databases";
  
positive.code:     substituteInPlace setup.py \
        --replace "click~=7.1.1" "click" \
        --replace "click-default-group~=1.2.2" "click-default-group" \
        --replace "Jinja2~=2.10.3" "Jinja2" \
        --replace "hupper~=1.9" "hupper" \
        --replace "pint~=0.9" "pint" \
        --replace "pluggy~=0.13.0" "pint" \
        --replace "uvicorn~=0.11" "uvicorn" \
        --replace "aiofiles~=0.4.0" "aiofiles" \
        --replace "janus~=0.4.0" "janus" \
        --replace "PyYAML~=5.3" "PyYAML"
    '';
  
    # many tests require network access
    # test_black fails on darwin
    dontUseSetuptoolsCheck = true;
    pytestFlagsArray = [
      "--ignore=tests/test_api.py"
      "--ignore=tests/test_csv.py"
      "--ignore=tests/test_html.py"
      "--ignore=tests/test_docs.py"
      "--ignore=tests/test_black.py"
  
negative.code:     pytest-asyncio
      aiohttp
      beautifulsoup4
      asgiref
    ];
  
  