from grpc.beta import implementations

import echo_pb2

def main():
    for _ in xrange(1000):
        channel = implementations.insecure_channel('localhost', 50051)
        stub = echo_pb2.beta_create_Echo_stub(channel)
        message = echo_pb2.EchoRequest(message='foo')
        response = stub.DoEcho(message, 15)

if __name__ == '__main__':
    main()