def update_adwords_campaigns(user):	start_date = 'LAST_30_DAYS'	creds = AdWordsCredentials.objects.get(user=user)	oauth2_client = oauth2.GoogleRefreshTokenClient(settings.GOOGLE_CLIENT_ID, settings.GOOGLE_CLIENT_SECRET, creds.refresh_token)	adwords_client = adwords.AdWordsClient(settings.ADWORDS_DEV_TOKEN, oauth2_client)	campaign_service = adwords_client.GetService('CampaignService', version='v201708')	customers = adwords_client.GetService('CustomerService').getCustomers() 

for customer in customers:	client_customer_id = str(customer.customerId)	print(client_customer_id)	## Get current USER	oauth2_client = oauth2.GoogleRefreshTokenClient(settings.GOOGLE_CLIENT_ID, settings.GOOGLE_CLIENT_SECRET, creds.refresh_token)	adwords_client = adwords.AdWordsClient(settings.ADWORDS_DEV_TOKEN, oauth2_client, 'user_agent', client_customer_id=client_customer_id)	campaign_service = adwords_client.GetService('CampaignService', version='v201708')	PAGE_SIZE = 100	# Construct selector and get all campaigns.	offset = 0	selector = { 'fields': ['Id', 'Name', 'Status'], 'paging': {	'startIndex': str(offset),	'numberResults': str(PAGE_SIZE) }	}	more_pages = True	while more_pages:	page = campaign_service.get(selector)	print(page)	# Display results.	if 'entries' in page:	report_downloader = adwords_client.GetReportDownloader(version='v201708')	report = { 'reportName': 'AdWords Report', etc etc} abc = report_downloader.DownloadReportAsString(report, skip_report_header=True, skip_column_header=False,skip_report_summary=True) offset += PAGE_SIZE	selector['paging']['startIndex'] = str(offset)	more_pages = offset < int(page['totalNumEntries'])	time.sleep(1)