hexchat addon for keeping dialogs open after restart

keep_dialogs.py

from __future__ import print_function
import hexchat

__module_name__ = "keep_dialogs"
__module_author__ = "ansiwen"
__module_version__ = "1"
__module_description__ = "Saves current dialogs for next start"

def unload_cb(userdata):
	networks = {}

	for chan in hexchat.get_list('channels'):
		if chan.type == 3: # select dialogs
			if not chan.network in networks:
				networks[chan.network] = []
			networks[chan.network].append(chan.channel)

	for network, users in networks.items():
		hexchat.set_pluginpref('keep_dialogs_' + network, ','.join(users))
		hexchat.find_context(server=network).command('quit')

	print(__module_name__, 'version', __module_version__, 'unloaded.')

def connected_cb(word, word_eol, userdata):
	for pref in hexchat.list_pluginpref():
		network = hexchat.get_info('network')
		if network and pref.startswith('keep_dialogs_' + network):
			print('Loading dialog session for network {}'.format(network))
			users = hexchat.get_pluginpref('keep_dialogs_' + network).split(',')
			for user in users:
				hexchat.command('query -nofocus {}'.format(user))

hexchat.hook_unload(unload_cb)
hexchat.hook_server("376", connected_cb)
print(__module_name__, 'version', __module_version__, 'loaded.')