| Tip | How to Apply | |-----|--------------| | | export LICK_LOG=DEBUG or set logging.basicConfig(level=logging.DEBUG) in your script. | | Simulate a Small Swarm | Run the seeder and downloader on the same machine with different ports ( 6881 & 6882 ). | | Inspect the .torrent | Use torrenttools info myfile.torrent to verify piece length, hash, and trackers. | | Network Capture | tcpdump -i any port 6881 to see actual BitTorrent handshakes (useful for teaching demos). | | Unit Tests | Lick ships with a pytest suite ( pytest -k "download or seed" ). Run it in a virtualenv to sanity‑check after upgrades. |
Lick is an open‑source torrent library (currently at version on PyPI) that abstracts away the low‑level details of the BitTorrent protocol while staying faithful to the spec. Its main goals are: lick library torrent
: Downloading copyrighted material without permission is illegal in many jurisdictions. Copyright holders and ISPs can monitor IP addresses within a torrent swarm, which can lead to warning notices, fines, or service termination. | Tip | How to Apply | |-----|--------------|
| Component | Responsibility | |-----------|-----------------| | TorrentSeeder | Generates metadata, serves pieces, announces to DHT. | | TorrentDownloader | Handles peer discovery, piece selection, and file assembly. | | PiecePicker (default) | “rarest‑first” strategy; can be swapped for custom policies. | | StorageBackend | By default a simple file‑system store; you can plug in a SQLite or S3 backend. | | CryptoLayer | Implements Message Stream Encryption (MSE) to hide payload from passive observers. | | | Network Capture | tcpdump -i any