Python开源自动化工具Playwright安装及介绍使用

pip3 install playwright

python3 -m playwright install

python3 -m playwright help

Usage: index [options] [command]

Options:
  -V, --version                          output the version number
  -b, --browser <browserType>            browser to use, one of cr, chromium, ff, firefox, wk,
                                         webkit (default: "chromium")
  --color-scheme <scheme>                emulate preferred color scheme, "light" or "dark"
  --device <deviceName>                  emulate device, for example  "iPhone 11"
  --geolocation <coordinates>            specify geolocation coordinates, for example
                                         "37.819722,-122.478611"
  --lang <language>                      specify language / locale, for example "en-GB"
  --proxy-server <proxy>                 specify proxy server, for example "http://myproxy:3128" or
                                         "socks5://myproxy:8080"
  --timezone <time zone>                 time zone to emulate, for example "Europe/Rome"
  --timeout <timeout>                    timeout for Playwright actions in milliseconds (default:
                                         "10000")
  --user-agent <ua string>               specify user agent string
  --viewport-size <size>                 specify browser viewport size in pixels, for example "1280,
                                         720"
  -h, --help                             display help for command

Commands:
  open [url]                             open page in browser specified via -b, --browser
  cr [url]                               open page in Chromium
  ff [url]                               open page in Firefox
  wk [url]                               open page in WebKit
  codegen [options] [url]                open page and generate code for user actions
  screenshot [options] <url> <filename>  capture a page screenshot
  pdf [options] <url> <filename>         save page as pdf
  install                                Ensure browsers necessary for this version of Playwright
                                         are installed
  help [command]                         display help for command

python3 -m playwright codegen --help

Usage: index codegen [options] [url]

open page and generate code for user actions

Options:
  -o, --output <file name>  saves the generated script to a file
  --target <language>       language to use, one of javascript, python, python-async, csharp (default: "python")
  -h, --help                display help for command

Examples:

  $ codegen
  $ codegen --target=python
  $ -b webkit codegen https://example.com

# 我们通过下面命令打开 Chrome 浏览器开始录制脚本
# 指定生成语言为:Python（默认Python，可选）
# 保存的文件名：mikezhou.py（可选）
# 浏览器驱动：webkit（默认webkit，可选）
# 最后跟着要打开的目标网站（默认仅仅是打开浏览器，可选）
python3 -m playwright codegen --target python -o 'mikezhou.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()

    # Go to https://www.baidu.com/
    page.goto("https://www.baidu.com/")

    # Click input[name="wd"]
    page.click("input[name=\"wd\"]")

    # Fill input[name="wd"]
    page.fill("input[name=\"wd\"]", "禾目大")

    # Press CapsLock
    page.press("input[name=\"wd\"]", "CapsLock")

    # Fill input[name="wd"]
    page.fill("input[name=\"wd\"]", "自动化测试实战宝典 ")

    # Press Enter
    page.press("input[name=\"wd\"]", "Enter")
    # assert page.url() == "https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=1&rsv_idx=1&tn=baidu&wd=%E8%87%AA%E5%8A%A8%E5%8C%96%E6%B5%8B%E8%AF%95%E5%AE%9E%E6%88%98%E5%AE%9D%E5%85%B8%20&fenlei=256&rsv_pq=af40e9aa00012d5a&rsv_t=c659gpz2%2Fjri1SAoIXdT9gP%2BmrqufXzRtMSSAL0n0fv7GSoLF5vaiNVPA3U&rqlang=cn&rsv_enter=1&rsv_dl=tb&rsv_sug3=38&rsv_sug1=22&rsv_sug7=100&rsv_sug2=0&rsv_btype=i&inputT=8034&rsv_sug4=9153"

    # Close page
    page.close()

    # ---------------------
    context.close()
    browser.close()

with sync_playwright() as playwright:
    run(playwright)