I have error when deploy my model by Google Cloud Engine

This is the error:

Traceback (most recent call last):
File “app/server.py”, line 49, in
learn = loop.run_until_complete(asyncio.gather(*tasks))[0]
File “/usr/local/lib/python3.6/asyncio/base_events.py”, line 484, in run_until_complete
return future.result()
File “app/server.py”, line 35, in setup_learner
await download_file(model_file_url, path/model_file_url)
File “app/server.py”, line 24, in download_file
with open(dest, ‘wb’) as f: f.write(data)
FileNotFoundError: [Errno 2] No such file or directory: ‘app/https:/drive.google.com/uc?export=download&id=192-v_clOHFIVNHiNaW7ECT8OREWECvt3’
The command ‘/bin/sh -c python app/server.py’ returned a non-zero code: 1
ERROR: build step 0 “gcr.io/cloud-builders/docker” failed: exit status 1