import datetime


def signal_text(symbol, interval, signal_type ,signal):
    return f'📶信号预警📶\r\n\r\n品种：【${symbol}】\r\n周期：{interval}\r\n信号类型：{signal_type}\r\n信号：{signal}\r\n\r\n{datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")}'