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"""A object to control to the Job API Co-Process
from apache_beam.portability.api import beam_job_api_pb2_grpc
"""A native co-process to start a contianer that speaks the JobApi
def __init__(self, run_command=None):
# TODO(BEAM-2431): Change this to a docker container from a command.
self.process = subprocess.Popen(
self.channel = grpc.insecure_channel('localhost:50051')
self.service = beam_job_api_pb2_grpc.JobServiceStub(self.channel)
# Sleep for 2 seconds for process to start completely
# This is just for the co-process and would be removed
# once we migrate to docker.
"""Terminate the co-process when the manager is GC'ed
logging.info('Shutting the co-process')