anchor.diff:  { lib
   , aiohttp
  +, backoff
   , buildPythonPackage
   , fetchPypi
   , poetry-core
  
positive.code: 
  buildPythonPackage rec {
    pname = "pypoolstation";
    version = "0.4.5";
    format = "pyproject";
  
    disabled = pythonOlder "3.7";
  
negative.code: 
    propagatedBuildInputs = [
      aiohttp
      backoff
    ];
  
    # Project has no tests
  