The following files can be used in Google Cloud Functions (GCF). Each GCF should consist of a file named "main.py", a file named "requirements.txt", and an OAuth keyfile with the extension ".json". All GCFs should have handle_request as the "Function to execute".
GCF Trigger Type:
HTTP
Required environment variables:
GCP_PROJECT_ID - the id of your Google Cloud Platform project to which the GCF belongs