Google Cloud Dataflow for Python is now Apache Beam Python SDK and the code development moved to the Apache Beam repo.
If you want to contribute to the project (please do!) use this Apache Beam contributor's guide
We welcome all usage-related questions on
Stack Overflow
tagged with google-cloud-dataflow.
Please use the issue tracker on Apache JIRA (sdk-py component) to report any bugs, comments or questions regarding SDK development.