pythonPackages:google*: Noramlize names by replacing _ with -

pkgs/development/python-modules/google-cloud-pubsub/default.nix

@@ -0,0 +1,42 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, google-api-core
+, google-cloud-testutils
+, grpc_google_iam_v1
+, libcst
+, mock
+, proto-plus
+, pytest-asyncio
+}:
+
+buildPythonPackage rec {
+  pname = "google-cloud-pubsub";
+  version = "2.2.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1rfdbkxbndi00wx9dx733ihp3hmcsk6k23pcjni0ki7m0c4acl5w";
+  };
+
+  propagatedBuildInputs = [ grpc_google_iam_v1 google-api-core libcst proto-plus ];
+
+  checkInputs = [ google-cloud-testutils mock pytestCheckHook pytest-asyncio ];
+
+  preCheck = ''
+    # prevent google directory from shadowing google imports
+    rm -r google
+    # Tests in pubsub_v1 attempt to contact pubsub.googleapis.com
+    rm -r tests/unit/pubsub_v1
+  '';
+
+  pythonImportsCheck = [ "google.cloud.pubsub" ];
+
+  meta = with stdenv.lib; {
+    description = "Google Cloud Pub/Sub API client library";
+    homepage = "https://pypi.org/project/google-cloud-pubsub";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}