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#!/usr/bin/env python

# 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 to list all projects and datasets in BigQuery.

This sample is used on this page:

https://cloud.google.com/bigquery/docs/managing_jobs_datasets_projects

For more information, see the README.md under /bigquery.

"""

import argparse

from pprint import pprint

import googleapiclient.discovery

from six.moves.urllib.error import HTTPError

# [START list_datasets]

def list_datasets(bigquery, project):

try:

datasets = bigquery.datasets()

list_reply = datasets.list(projectId=project).execute()

print('Dataset list:')

pprint(list_reply)

except HTTPError as err:

print('Error in list_datasets: %s' % err.content)

raise err

# [END list_datasets]

# [START list_projects]

def list_projects(bigquery):

try:

projects = bigquery.projects()

list_reply = projects.list().execute()

print('Project list:')

pprint(list_reply)

except HTTPError as err:

print('Error in list_projects: %s' % err.content)

raise err

# [END list_projects]

def main(project_id):

# Construct the service object for interacting with the BigQuery API.

bigquery = googleapiclient.discovery.build('bigquery', 'v2')

list_datasets(bigquery, project_id)

list_projects(bigquery)

if __name__ == '__main__':

parser = argparse.ArgumentParser(

description=__doc__,

formatter_class=argparse.RawDescriptionHelpFormatter)

parser.add_argument('project_id', help='the project id to list.')

args = parser.parse_args()

main(args.project_id)