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#!/usr/bin/env python
# Copyright 2015, Google, Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Command-line application that demonstrates basic BigQuery API usage.
This sample queries a public shakespeare dataset and displays the 10 of
Shakespeare's works with the greatest number of distinct words.
This sample is used on this page:
https://cloud.google.com/bigquery/bigquery-api-quickstart
For more information, see the README.md under /bigquery.
"""
# [START all]
import argparse
import googleapiclient.discovery
from googleapiclient.errors import HttpError
def main(project_id):
# [START build_service]
# Construct the service object for interacting with the BigQuery API.
bigquery_service = googleapiclient.discovery.build('bigquery', 'v2')
# [END build_service]
try:
# [START run_query]
query_request = bigquery_service.jobs()
query_data = {
'query': (
'SELECT TOP(corpus, 10) as title, '
'COUNT(*) as unique_words '
'FROM [publicdata:samples.shakespeare];')
}
query_response = query_request.query(
projectId=project_id,
body=query_data).execute()
# [END run_query]
# [START print_results]
print('Query Results:')
for row in query_response['rows']:
print('\t'.join(field['v'] for field in row['f']))
# [END print_results]
except HttpError as err:
print('Error: {}'.format(err.content))
raise err
if __name__ == '__main__':
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument('project_id', help='Your Google Cloud Project ID.')
args = parser.parse_args()
main(args.project_id)
# [END all]