请用python的playwright框架,写一段爬虫源码,用来爬取QQ空间标题
时间: 2023-08-31 10:27:58 浏览: 75
### 回答1:
我可以提供一段示例代码来帮助您:from playwright import async_playwrightasync with async_playwright() as p:
browser = await p.launch()
page = await browser.new_page()
await page.goto('https://qzone.qq.com/')
# 获取标题
titles = await page.querySelectorAllEval('div.title', '(titles) => titles.map(t => t.innerText)')
print('Titles:', titles)
await browser.close()
### 回答2:
以下是使用Python的Playwright框架编写的爬虫源码,用于爬取QQ空间标题:
```python
from playwright.sync_api import sync_playwright
def scrape_qq_space_titles():
with sync_playwright() as p:
browser = p.chromium.launch()
page = browser.new_page()
page.goto('https://qzone.qq.com/')
# 在此输入你的QQ账号和密码
page.fill('#loginform [name=username]', 'your_qq_username')
page.fill('#loginform [name=password]', 'your_qq_password')
page.click('#login_button')
page.wait_for_selector('.mod-feed_content')
# 获取页面上的所有标题
titles = page.inner_text('.mod-feed_content .f-info .f-nick')
for title in titles:
print(title)
browser.close()
scrape_qq_space_titles()
```
请注意,在代码中的 `your_qq_username` 和 `your_qq_password` 处替换为你自己的QQ账号和密码。此代码通过Playwright自动打开QQ空间登录页面,填写账号和密码,然后模拟点击登录按钮。之后,代码等待页面加载并查找标题部分的元素,然后将所有标题打印出来。
请确保已经安装了Playwright库,可以通过 `pip install playwright` 命令进行安装。
### 回答3:
import asyncio
from playwright.async_api import async_playwright, Error
async def scrape_qq_space_titles():
async with async_playwright() as playwright:
browser = await playwright.chromium.launch()
page = await browser.new_page()
await page.goto('https://user.qzone.qq.com/your_qq_number/main')
# 登录QQ空间,如果需要的话,可以自动填入用户名和密码
try:
# 在这里等待页面加载...
await page.wait_for_selector('.feed-wrapper')
# 使用页面的-css选择器获取标题元素
title_elements = await page.query_selector_all('.feed-wrapper .f-single-content')
if len(title_elements) > 0:
# 遍历所有标题元素并打印标题的内容
for element in title_elements:
title_text = await element.text_content()
print(title_text)
except Error.TimeoutError:
print("页面加载超时")
except Error.PageError:
print("页面错误")
finally:
await browser.close()
asyncio.run(scrape_qq_space_titles())