Automatically stop completed/seeding torrents in Transmission.

parasite.py

#!/usr/bin/env python3

#
# Please don't use this unless you have a legitimate reason.
# Give back. Don't be a cunt.
#

import sys
import time
from termcolor import colored
import transmissionrpc


class Parasite(object):
    def __init__(self, host, port):
        try:
            self.client = transmissionrpc.Client(host, port=port)
        except Exception as e:
            print(
                "Failed to connect to Transmission with the error:\n{}".format(
                    e))
            sys.exit(1)

        print(
            colored("Connected to Transmission ({}:{}).".format(host, port),
                    'blue'))

    def __call__(self, interval):
        while True:
            print(
                colored("Checking for seeding torrents (every {}s)...".format(
                    interval), 'blue'))

            try:
                torrents = self.client.get_torrents()
            except Exception as e:
                print("Failed to retrieve torrents with the error:\n{}".format(
                    e))
                sys.exit(1)

            for t in torrents:
                if t.status == 'seeding':
                    self.client.stop_torrent(t.hashString)
                    print(
                        colored("{} was {}. Now stopped.".format(
                            t.name, t.status), 'red'))

                else:
                    print(
                        colored("{} is {}. Doing nothing.".format(
                            t.name, t.status), 'green'))

            time.sleep(interval)


if __name__ == '__main__':
    parasite = Parasite(host='localhost', port=9091)
    parasite(interval=30)