[google-appengine] PY deployment is not working on code lab

Hi, I am running into deployment of this code lab. It's a standard py app from GCP I am getting the error below. %gcloud app deploy app.yaml --verbosity debug DEBUG: Running [gcloud.app.deploy] with arguments: [--verbosity: "debug", DEPLOYABLES:1: "['app.yaml']"] DEBUG: API endpoint:

[google-appengine] Re: Error posting to URL: http://appengine.google.com/api/appversion/create?app_id: Invalid runtime specified.

Hi Abi, How did you end up solving this problem. I have an GCP account. I was able to upload a few months ago. Now I am getting this error: Beginning interaction for module default... Oct 16, 2017 9:31:29 PM com.google.appengine.tools.admin.AbstractServerConnection send1 WARNING: Error