code: def get_url_implicit_flow_user(client_id, scope,
                                 redirect_uri='https://oauth.vk.com/blank.html', display='page',
                                 response_type='token', version=None, state=None, revoke=1):
      
      url = "https://oauth.vk.com/authorize"
      params = {
          "client_id": client_id,
          "scope": scope,
          "redirect_uri": redirect_uri,
          "display": display,
          "response_type": response_type,
          "version": version,
          "state": state,
          "revoke": revoke
      }
  
      params = {key: value for key, value in params.items() if value is not None}
      return u"{url}?{params}".format(url=url, params=urlencode(params))
docs: https://vk.com/dev/implicit_flow_user
  
      :return: url