import requests

def main():
    group_id = '-35488145'
    r = requests.get('https://a...content-available-to-author-only...k.com/method/wall.get', 
    	params={'owner_id': group_id, 'count': 100, 'offset': 0})

    print(r.json())

if __name__ == '__main__':
    main()