human
Solve the following python programming problem given the following code:
@auth.s3_requires_membership(1)
def twitter_channel():
assistant
#Here is the Python code you requested.

    """RESTful CRUD controller for Twitter channels
    - appears in the administration menu
    Only 1 of these normally in existence
    @ToDo: Don\t enforce
    """
    tablename = ('%s_%s' % (module, resourcename))
    table = s3db[tablename]
    s3.crud_strings[tablename] = Storage(title_display=T('Twitter    account    Details'), title_list=T('Twitter    accounts'), label_create=T('Add    Twitter    account'), title_update=T('Edit    Twitter    account'), label_list_button=T('View    Twitter    accounts'), msg_record_created=T('Twitter    account    added'), msg_record_deleted=T('Twitter    account    deleted'), msg_record_modified=T('Twitter    account    updated'), msg_list_empty=T('No    Twitter    accounts    currently    defined'))
    def prep(r):
        oauth_consumer_key = settings.msg.twitter_oauth_consumer_key
        oauth_consumer_secret = settings.msg.twitter_oauth_consumer_secret
        if (not (oauth_consumer_key and oauth_consumer_secret)):
            session.error = T('You    should    edit    Twitter    settings    in    models/000_config.py')
            return True
        oauth = tweepy.OAuthHandler(oauth_consumer_key, oauth_consumer_secret)
        if ((r.http == 'GET') and (r.method in ('create', 'update'))):
            _s3 = session.s3
            try:
                _s3.twitter_oauth_url = oauth.get_authorization_url()
                _s3.twitter_request_key = oauth.request_token.key
                _s3.twitter_request_secret = oauth.request_token.secret
            except tweepy.TweepError:
                session.error = T('Problem    connecting    to    twitter.com    -    please    refresh')
                return True
            table.twitter_account.label = T('Current    Twitter    account')
            return True
        else:
            pass
        return True
    def postp(r, output):
        if r.interactive:
            s3_action_buttons(r)
            table = r.table
            query = (table.deleted == False)
            rows = db(query).select(table.id, table.enabled)
            restrict_e = [str(row.id) for row in rows if (not row.enabled)]
            restrict_d = [str(row.id) for row in rows if row.enabled]
        ...