anchor.diff:    ] ++ lib.optionals isPy27 [ enum34 ];
   
     checkPhase = ''
  -    # disable tests that require mongodb, postresql
  +    # disable tests that require mongodb, postresql, or network
       nosetests \
        -e "mongoengine" \
        -e "pymongo" \
        -e "test_form_upload" \
        -e "test_postgres" \
        -e "geoa" \
  +     -e "test_ajax_fk" \
        flask_admin/tests
     '';
   
  
positive.code:     wtf-peewee
      sqlalchemy
      sqlalchemy-citext
      flask-mongoengine
      flask_sqlalchemy
      flask-babelex
      shapely
      geoalchemy2
      psycopg2
    ];
  
    propagatedBuildInputs = [
  
negative.code: 
  buildPythonPackage rec {
    pname = "flask-admin";
    version = "1.5.6";
  
    src = fetchPypi {
      pname = "Flask-Admin";
      inherit version;
      sha256 = "1f31vzc0p2xni5mh1wvjk9jxf4ddlx2fj4r0f3vv2n9db3c63iv8";
    };
  
    checkInputs = [
  