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BigQuery - use new QueryJob.results() method. #555

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Merged
theacodes merged 1 commit into from
Oct 5, 2016
Merged

BigQuery - use new QueryJob.results() method. #555

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30 changes: 11 additions & 19 deletions bigquery/cloud-client/async_query.py
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,16 @@
from google.cloud import bigquery


def wait_for_job(job):
while True:
job.reload() # Refreshes the state via a GET request.
if job.state == 'DONE':
if job.error_result:
raise RuntimeError(job.error_result)
return
time.sleep(1)


def async_query(query):
client = bigquery.Client()
query_job = client.run_async_query(str(uuid.uuid4()), query)
Expand All @@ -38,16 +48,8 @@ def async_query(query):

wait_for_job(query_job)

# Manually construct the QueryResults.
# TODO: The client library will provide a helper method that does this.
# https://github.com/GoogleCloudPlatform/gcloud-python/issues/2083
query_results = bigquery.query.QueryResults('', client)
query_results._properties['jobReference'] = {
'jobId': query_job.name,
'projectId': query_job.project
}

# Drain the query results by requesting a page at a time.
query_results = query_job.results()
page_token = None

while True:
Expand All @@ -62,16 +64,6 @@ def async_query(query):
break


def wait_for_job(job):
while True:
job.reload() # Refreshes the state via a GET request.
if job.state == 'DONE':
if job.error_result:
raise RuntimeError(job.error_result)
return
time.sleep(1)


if __name__ == '__main__':
parser = argparse.ArgumentParser(
description=__doc__,
Expand Down