human
Give me a the Python code you requested given the following:
Complete the below
def _get_thread_callback(thread_data):

    ''''Get a callback function that will return POST/PUT data overridden by
    response_overrides.'
    '''
assistant
#Here is the Python code you requested.
    def callback(request, _uri, headers):
        u'\n                                Simulate    the    thread    creation    or    update    endpoint    by    returning    the    provided\n                                data    along    with    the    data    from    response_overrides    and    dummy    values    for    any\n                                additional    required    fields.\n                                '
        response_data = make_minimal_cs_thread(thread_data)
        for (key, val_list) in request.parsed_body.items():
            val = val_list[0]
            if (key in [u'anonymous', u'anonymous_to_peers', u'closed', u'pinned']):
                response_data[key] = (val == u'True')
            else:
                response_data[key] = val
        return (200, headers, json.dumps(response_data))
    return callback