<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def dump(result):
 """Dump result into a string, useful for debugging."""

        if isinstance(result, dict):
            # Result is a search result.
            statuses = result['results']
        else:
            # Result is a lookup result.
            statuses = result
        status_str_list = []
        for status in statuses:
            status_str_list.append(textwrap.dedent(u"""
                @{screen_name} -- https://twitter.com/{screen_name}
                {text}
            """).strip().format(
                screen_name=status['actor']['preferredUsername'],
                text=status['body']))
        return u'\n\n'.join(status_str_list)