Collecting google-cloud-pubsub==0.20.0
Downloading google_cloud_pubsub-0.20.0-py2.py3-none-any.whl (50kB)
Saved /tmp/tmpw0ux4wl0/google_cloud_pubsub-0.20.0-py2.py3-none-any.whl
Skipping google-cloud-pubsub, due to already being wheel.