pages = await connect(browser)
page1 = await pages.pages()
page = page1[0]
# pg = await pages.newPage()
await page.goto('https://m.baidu.com/')
print('0')
# await page.type('#index-kw', 'pyppeteer')
batt1 = await page.J('#index-kw')
print(batt1)
await batt1.type('123')
print('1')
await page.waitFor(5000)
await page.waitForSelector('#index-bn')
print('2')
batt = await page.J('#index-bn')
print(batt)
name = await page.querySelectorEval('#index-bn', 'node => node.innerText')
print( name) #打印出来是按钮标题
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