Рекламные API: когда нужны и как подключать безопасно

import os
from google.ads.googleads.client import GoogleAdsClient

client = GoogleAdsClient.load_from_env()
service = client.get_service('GoogleAdsService')
query = 'SELECT campaign.id, campaign.name, campaign.status FROM campaign LIMIT 10'
for row in service.search(customer_id=os.environ['ADS_CUSTOMER_ID'], query=query):
    print(row.campaign.id, row.campaign.name, row.campaign.status)

import os, requests
response = requests.post(
    'https://api.direct.yandex.com/json/v5/campaigns',
    headers={
        'Authorization': 'Bearer ' + os.environ['YANDEX_DIRECT_TOKEN'],
        'Client-Login': os.environ['YANDEX_DIRECT_CLIENT_LOGIN'],
        'Accept-Language': 'ru'
    },
    json={'method': 'get', 'params': {
        'SelectionCriteria': {},
        'FieldNames': ['Id', 'Name', 'State'],
        'Page': {'Limit': 100, 'Offset': 0}
    }}, timeout=30
)
response.raise_for_status()
data = response.json()
if 'error' in data:
    raise RuntimeError('Direct API error: ' + str(data['error'].get('error_code')))
for campaign in data['result']['Campaigns']:
    print(campaign['Id'], campaign['Name'], campaign['State'])