<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def complete_media(self, text, line, begidx, endidx):
 """ Adds tab completion to media"""

        choices = {'actor': query_actors,  # function
                   'director': TabCompleteExample.static_list_directors,  # static list
                   'movie_file': (self.path_complete,)
                   }
        completer = argparse_completer.AutoCompleter(TabCompleteExample.media_parser,
                                                     self,
                                                     arg_choices=choices)

        tokens, _ = self.tokens_for_completion(line, begidx, endidx)
        results = completer.complete_command(tokens, text, line, begidx, endidx)

        return results