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安装playwright库
pip install playwright
安装浏览器驱动文件（安装过程稍微有点慢）
python -m playwright install

命令行键入 --help 可看到所有选项
python -m playwright codegen

python -m playwright codegen --help
Usage: index codegen [options] [url]
open page and generate code for user actions
Options:
 -o, --output saves the generated script to a file
 --target  language to use, one of javascript, python, python-async, csharp (default: "python")
 -h, --helpdisplay help for command
Examples:
 $ codegen
 $ codegen --target=python
 $ -b webkit codegen https://example.com

python -m playwright codegen --target python -o 'my.py' -b chromium https://www.baidu.com

from playwright import sync_playwright
def run(playwright):
browser = playwright.chromium.launch(headless=False)
context = browser.newContext()
# Open new page
page = context.newPage()
page.goto("https://www.baidu.com/")
page.click("input[name="wd"]")
page.fill("input[name="wd"]", "jingdong")
page.click("text="京东"")
# Click //a[normalize-space(.)='京东JD.COM官网 多快好省 只为品质生活']
with page.expect_navigation():
 with page.expect_popup() as popup_info:
 page.click("//a[normalize-space(.)='京东JD.COM官网 多快好省 只为品质生活']")
 page1 = popup_info.value
# ---------------------
context.close()
browser.close()
with sync_playwright() as playwright:
run(playwright

from playwright import sync_playwright
with sync_playwright() as p:
for browser_type in [p.chromium, p.firefox, p.webkit]:
 browser = browser_type.launch()
 page = browser.newPage()
 page.goto('https://baidu.com/')
 page.screenshot(path=f'example-{browser_type.name}.png')
 browser.close()

import asyncio
from playwright import async_playwright
async def main():
async with async_playwright() as p:
 for browser_type in [p.chromium, p.firefox, p.webkit]:
 browser = await browser_type.launch()
 page = await browser.newPage()
 await page.goto('http://baidu.com/')
 await page.screenshot(path=f'example-{browser_type.name}.png')
 await browser.close()
 asyncio.get_event_loop().run_until_complete(main())

from playwright import sync_playwright
with sync_playwright() as p:
iphone_11 = p.devices['iPhone 11 Pro']
browser = p.webkit.launch(headless=False)
context = browser.newContext(
 **iphone_11,
 locale='en-US',
 geolocation={ 'longitude': 12.492507, 'latitude': 41.889938 },
 permissions=['geolocation']
)
page = context.newPage()
page.goto('https://maps.google.com')
page.click('text="Your location"')
page.screenshot(path='colosseum-iphone.png')
browser.close()