test_workspaces/python3_grpc/main.py

# Attempt to import proto file, this should succeed
import no_service_pb2
import no_service_pb2_grpc
import service_pb2
import service_pb2_grpc

# Attempt to import protobuf, this should succeed
import google.protobuf.timestamp_pb2

# Attempt to import grpc, this should succeed
import grpc