anchor.diff:      pname = "Quandl";
       sha256 = "0zpw0nwqr4g56l9z4my0fahfgpcmfx74acbmv6nfx1dmq5ggraf3";
     };
  -
  -  doCheck = true;
   
     checkInputs = [
       nose
  
positive.code:     six
      more-itertools
    ] ++ lib.optionals (!isPy3k) [
      pyOpenSSL
      ndg-httpsclient
      pyasn1
    ] ++ lib.optionals (pythonOlder "3.8") [
  
negative.code: { lib, fetchPypi, buildPythonPackage, isPy3k, pythonOlder
  # runtime dependencies
  , pandas, numpy, requests, inflection, python-dateutil, six, more-itertools, importlib-metadata
  # test suite dependencies
  , nose, unittest2, flake8, httpretty, mock, jsondate, parameterized, faker, factory_boy
  # additional runtime dependencies are required on Python 2.x
  , pyopenssl, ndg-httpsclient, pyasn1
  }:
  
  buildPythonPackage rec {
  