def find_line(self):
        """第一次载入时查找歌词"""
        for now_time in reversed(range(self.data.time)):
            locate = [index for index, i in enumerate(self._sort_lrc_dict)
                      if i[0] == now_time]  # 查找歌词在self.sort_lrc_dict中的位置
            if locate:
                return locate[0] + self.lrc_offset
        return 0
def find_line ( self ) : for now_time in reversed ( range ( self . data . time ) ) : locate = [ index for index , i in enumerate ( self . _sort_lrc_dict ) if i [ 0 ] == now_time ] if locate : return locate [ 0 ] + self . lrc_offset return 0
第一次载入时查找歌词