Google Cloud ServiceUnavailable

count is:  49
dir_013/90424.jpg
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Traceback (most recent call last):
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/api_core/grpc_helpers.py", line 57, in error_remapped_callable
    return callable_(*args, **kwargs)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/grpc/_channel.py", line 826, in __call__
    return _end_unary_response_blocking(state, call, False, None)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/grpc/_channel.py", line 729, in _end_unary_response_blocking
    raise _InactiveRpcError(state)
grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:
	status = StatusCode.UNAVAILABLE
	details = "Broken pipe"
	debug_error_string = "{"created":"@1591755594.375085000","description":"Error received from peer ipv4:172.217.11.42:443","file":"src/core/lib/surface/call.cc","file_line":1056,"grpc_message":"Broken pipe","grpc_status":14}"
>

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/Users/mona/research/summer2020/aiem-google-api/test_gcv.py", line 36, in <module>
    response_label = client.label_detection(image=image)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/cloud/vision_helpers/decorators.py", line 101, in inner
    response = self.annotate_image(request, retry=retry, timeout=timeout)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/cloud/vision_helpers/__init__.py", line 72, in annotate_image
    r = self.batch_annotate_images([request], retry=retry, timeout=timeout)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/cloud/vision_v1/gapic/image_annotator_client.py", line 274, in batch_annotate_images
    request, retry=retry, timeout=timeout, metadata=metadata
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/api_core/gapic_v1/method.py", line 143, in __call__
    return wrapped_func(*args, **kwargs)
  File "/Users/mona/anaconda3/lib/python3.6/site-packages/google/api_core/grpc_helpers.py", line 59, in error_remapped_callable
    six.raise_from(exceptions.from_grpc_error(exc), exc)
  File "<string>", line 3, in raise_from
google.api_core.exceptions.ServiceUnavailable: 503 Broken pipe