Returns the host for a container.

    path
        path to the container parent
        default: /var/lib/lxc (system default)

        .. versionadded:: 2015.8.0


    .. code-block:: bash

        salt-run lxc.find_guest name

def find_guest(name, quiet=False, path=None):
    '''
    Returns the host for a container.

    path
        path to the container parent
        default: /var/lib/lxc (system default)

        .. versionadded:: 2015.8.0


    .. code-block:: bash

        salt-run lxc.find_guest name
    '''
    if quiet:
        log.warning("'quiet' argument is being deprecated."
                 ' Please migrate to --quiet')
    for data in _list_iter(path=path):
        host, l = next(six.iteritems(data))
        for x in 'running', 'frozen', 'stopped':
            if name in l[x]:
                if not quiet:
                    __jid_event__.fire_event(
                        {'data': host,
                         'outputter': 'lxc_find_host'},
                        'progress')
                return host
    return None