monitoring.api.v3.api-client.custom_metric_test: test_custom_metric failed

[flaky-bot]

Note: #2938 was also for this test, but it was closed more than 10 days ago. So, I didn't mark it flaky.

---

commit: 32777eb
buildURL: Build Status, Sponge
status: failed

Test output

Traceback (most recent call last):
  File "/tmpfs/src/github/python-docs-samples/monitoring/api/v3/api-client/custom_metric_test.py", line 83, in test_custom_metric
    write_timeseries_value(client, PROJECT_RESOURCE,
  File "/tmpfs/src/github/python-docs-samples/monitoring/api/v3/api-client/custom_metric.py", line 146, in write_timeseries_value
    request.execute()
  File "/tmpfs/src/github/python-docs-samples/monitoring/api/v3/api-client/.nox/py-3-8/lib/python3.8/site-packages/googleapiclient/_helpers.py", line 134, in positional_wrapper
    return wrapped(*args, **kwargs)
  File "/tmpfs/src/github/python-docs-samples/monitoring/api/v3/api-client/.nox/py-3-8/lib/python3.8/site-packages/googleapiclient/http.py", line 907, in execute
    raise HttpError(resp, content, uri=self.uri)
googleapiclient.errors.HttpError: 

[flaky-bot]

Test passed for commit f6fb9e1 (Build Status, Sponge)! Closing this issue.