appengine_fastapi_sample AppEngine(Standard Environment) + Python3.8 + FastAPI $ pip install fastapi uvicorn[standard] gunicorn $ pip freeze > requirements.txt $ gcloud app deploy app.yaml --project *** --promote Prerequisites Ubuntu 20.04/18.04 uvloop does not seem to support Windows References FastAPI + AppEngine https://medium.com/analytics-vidhya/deploying-fastapi-application-in-google-app-engine-in-standard-environment-dc061d3277a https://github.com/encode/uvicorn/blob/master/CHANGELOG.md#0120---2020-09-28 IAP https://cloud.google.com/iap/docs/authentication-howto#iap_make_request-python https://medium.com/google-cloud-jp/gae-2nd-gen-%E3%81%A7%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E9%96%93%E8%AA%8D%E8%A8%BC-1ed1d8b1abce https://qiita.com/mag-chang/items/82d0aefbd988e4d749f2