buildAzurePythonPackage =
    let
      # remove python2 vs python3 namespace hacks
      postPatch' = ''
        sed '/azure-namespace-package/d' setup.py
        rm -f azure_bdist_wheel.py
      '';
      postInstall' = (if isPy3k then ''
        rm -f "$out/lib/${python.sitePackages}"/azure/__init__.py
      '' else ''
        echo "__import__('pkg_resources').declare_namespace(__name__)" > "$out/lib/${python.sitePackages}"/azure/__init__.py
      '');
    in
      { postPatch ? postPatch'
      , postInstall ? postInstall', ...}@attrs:
        buildPythonPackage attrs;

{ buildAzurePythonPackage
, fetchPypi
, isPy3k
, lib
, python
, azure-common
, msrestazure
}:

buildAzurePythonPackage rec {
  version = "4.1.3"; # don't bump version until next bump of azure umbrella package
  pname = "azure-batch";

  src = fetchPypi {
    inherit pname version;
    extension = "zip";
    sha256 = "0k1n73qpa2ns2kjsf9rjsv4b0vcdw6dggfr5c95igaxynpmwfwfd";
  };

  propagatedBuildInputs = [
    azure-common
    msrestazure
  ];

  # tests not included in source package
  # github repo contains over 80 other azure namespace packages
  doCheck = false;

  meta = with lib; {
    description = "Microsoft Azure SDK for Python";
    homepage = "https://github.com/Azure/azure-sdk-for-python";
    license = licenses.mit;
    maintainers = with maintainers; [ jonringer ];
  };
}

{ buildPythonPackage
, fetchPypi
, isPy3k
, lib
, python
, azure-common
, msrestazure
}:

buildPythonPackage rec {
  version = "4.1.3"; # don't bump version until next bump of azure umbrella package
  pname = "azure-batch";

  src = fetchPypi {
    inherit pname version;
    extension = "zip";
    sha256 = "0k1n73qpa2ns2kjsf9rjsv4b0vcdw6dggfr5c95igaxynpmwfwfd";
  };

  propagatedBuildInputs = [
    azure-common
    msrestazure
  ];

  # Prevent package from doing unusual wheel build from source
  postPatch = ''
    substituteInPlace setup.cfg \
      --replace "azure-namespace-package = azure-nspkg" ""
    rm azure_bdist_wheel.py
  '';

  # Ahere to PEP420 for python3
  postInstall = lib.optionalString isPy3k ''
    rm "$out/lib/${python.libPrefix}"/site-packages/azure/__init__.py
  '';

  # tests not included in source package
  # github repo contains over 80 other azure namespace packages
  doCheck = false;

  meta = with lib; {
    description = "Microsoft Azure SDK for Python";
    homepage = "https://github.com/Azure/azure-sdk-for-python";
    license = licenses.mit;
    maintainers = with maintainers; [ jonringer ];
  };
}