44 lines
1.0 KiB
Python

# -*- coding: utf-8 -*-
# @Time : 2019-10-27 22:01
# @Author : cxa
# @File : demo.py
# @Software: PyCharm
from pyppeteer import launch
import asyncio
def get_text(id,attr):
###  拼接字符串注意{}要写出{{}}
script=("""
let id='{id}';
let attr='{attr}';
let supporter ="chrome";
const run=function(){{
let all_str = $(id).getAttribute(attr)
let end_index=supporter.length+58
Base64._keyStr = all_str.substring(0, end_index)
let charset = all_str.substring(64, all_str.length)
let encoded = Base64.decode(charset,supporter);
return encoded
}}
run()
""").format(id=id,attr=attr)
return script
async def run():
browser = await launch({"headless": True})
page = await browser.newPage()
await page.goto('http://127.0.0.1:5002/')
script = get_text("base64","data")
text = await page.evaluate(script)
print(text)
return text
if __name__ == '__main__':
loop = asyncio.get_event_loop()
loop.run_until_complete(run())