anchor.diff:      geopy
       imageio
       lxml
  +    pandas
       pillow
       python-dateutil
       voluptuous
  
positive.code: , geopy
  , imageio
  , lxml
  , pillow
  , pytestCheckHook
  , python-dateutil
  
negative.code: 
  buildPythonPackage rec {
    pname = "env-canada";
    version = "0.5.25";
    format = "setuptools";
  
    disabled = pythonOlder "3.8";
  