| 901 | # make a duck-typed subprocess stand in |
| 902 | # this is called by the MovieWriter base class, but not used here. |
| 903 | class ProcessStandin(object): |
| 904 | returncode = 0 |
| 905 | |
| 906 | def communicate(self): |
| 907 | return '', '' |
| 908 | |
| 909 | self._proc = ProcessStandin() |
| 910 |