Yoann Lamouroux authored 6 years ago and jvoisin committed 6 years ago

`/usr/bin/python3` -> `/usr/bin/env python3`

It's always better to trust the environment defined path to bin/python, as
virtualenv become the way to go.

- Rework the testsuite wrt. torrent
- fail at parser's instantiation on corrupted torrent,
  instead of during `get_meta` or `remove_all` call