docs: def token(request, response, verify_user, context=None, **kwargs):
      """Token verification
  
      Checks for the Authorization header and verifies using the verify_user function
      """
      token = request.get_header('Authorization')
      if token:
          try:
              verified_token = verify_user(token)
          except TypeError:
              verified_token = verify_user(token, context)
          if verified_token:
              return verified_token
          else:
              return False
      return None