anchor.diff:      "datashader/tests/test_datatypes.py"
     ];
   
  +  pythonImportsCheck = [
  +    "datashader"
  +  ];
  +
     meta = with lib;{
       description = "Data visualization toolchain based on aggregating into a grid";
       homepage = "https://datashader.org";
       license = licenses.bsd3;
  -    maintainers = [ maintainers.costrouc ];
  +    maintainers = with maintainers; [ costrouc ];
     };
   }
  
positive.code:   ];
  
    disabledTests = [
      # not compatible with current version of bokeh
      # see: https://github.com/holoviz/datashader/issues/1031
      "test_interactive_image_update"
      # latest dask broken array marshalling
      # see: https://github.com/holoviz/datashader/issues/1032
      "test_raster_quadmesh_autorange_reversed"
    ];
  
negative.code: 
    checkInputs = [
      pytestCheckHook
      pytest-xdist
      nbsmoke
      fastparquet
      nbconvert
      netcdf4
    ];
  
    # The complete extra is for usage with conda, which we
    # don't care about
    postPatch = ''
      substituteInPlace setup.py \
        --replace "dask[complete]" "dask" \
        --replace "xarray >=0.9.6" "xarray"
    '';
  
    preCheck = ''
      export HOME=$TMPDIR
  