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bigcopy.py
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bigcopy.py
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from __future__ import print_function
import httplib2
import os
from apiclient import errors
from apiclient import discovery
from oauth2client import client
from oauth2client import tools
from oauth2client.file import Storage
try:
import argparse
flags = argparse.ArgumentParser(parents=[tools.argparser]).parse_args()
except ImportError:
flags = None
# If modifying these scopes, delete your previously saved credentials
# at ~/.credentials/drive-python-quickstart.json
SCOPES = 'https://www.googleapis.com/auth/drive.file https://www.googleapis.com/auth/drive.metadata.readonly https://www.googleapis.com/auth/drive'
CLIENT_SECRET_FILE = 'client_secret.json'
APPLICATION_NAME = 'Drive API Python Quickstart'
FILE_NAME = 'fallocate.txt'
NUM_COPIES = 100000
def get_credentials():
"""Gets valid user credentials from storage.
If nothing has been stored, or if the stored credentials are invalid,
the OAuth2 flow is completed to obtain the new credentials.
Returns:
Credentials, the obtained credential.
"""
home_dir = os.path.expanduser('~')
credential_dir = os.path.join(home_dir, '.credentials')
if not os.path.exists(credential_dir):
os.makedirs(credential_dir)
credential_path = os.path.join(credential_dir,
'drive-python-quickstart.json')
store = Storage(credential_path)
credentials = store.get()
if not credentials or credentials.invalid:
flow = client.flow_from_clientsecrets(CLIENT_SECRET_FILE, SCOPES)
flow.user_agent = APPLICATION_NAME
if flags:
credentials = tools.run_flow(flow, store, flags)
else: # Needed only for compatibility with Python 2.6
credentials = tools.run(flow, store)
print('Storing credentials to ' + credential_path)
return credentials
def retrieve_file(service):
"""Retrieve a list of File resources.
Args:
service: Drive API service instance.
Returns:
List of File resources.
"""
file_id = 0
page_token = None
query = "name='%s'" % FILE_NAME
while True:
response = service.files().list(q=query,
spaces='drive',
fields='nextPageToken, files(id, name)',
pageToken=page_token).execute()
for file in response.get('files', []):
# Process change
print('Found file: %s (%s)' % (file.get('name'), file.get('id')))
file_id = file.get('id')
break
page_token = response.get('nextPageToken', None)
if page_token is None:
break;
print(file_id)
return file_id
def copy_file(service, origin_file_id, copy_title):
"""Copy an existing file.
Args:
service: Drive API service instance.
origin_file_id: ID of the origin file to copy.
copy_title: Title of the copy.
Returns:
The copied file if successful, None otherwise.
"""
copied_file = {'title': copy_title}
try:
return service.files().copy(
fileId=origin_file_id, body=copied_file).execute()
except errors.HttpError, error:
print('An error occurred: %s' % error)
return None
def main():
"""Copy a file in Google Drive.
Creates a Google Drive API service object,
finds a file and copies it.
"""
credentials = get_credentials()
http = credentials.authorize(httplib2.Http())
service = discovery.build('drive', 'v3', http=http)
file_id = retrieve_file(service)
for i in range(0, NUM_COPIES):
copy_file(service, file_id, 'testing')
print('Copy %d' % i)
if __name__ == '__main__':
main()