'fetch a file from lxd to local'

def fetch_file(self, in_path, out_path):

    super(Connection, self).fetch_file(in_path, out_path)
    self._display.vvv(u'FETCH    {0}    TO    {1}'.format(in_path, out_path), host=self._host)
    local_cmd = [self._lxc_cmd, 'file', 'pull', ((self._host + '/') + in_path), out_path]
    local_cmd = [to_bytes(i, errors='surrogate_or_strict') for i in local_cmd]
    call(local_cmd)
