# 期末專題參考

### {實戰#3} : 透過 Python 抓取 Wiki 頁面訊息
1. wikipedia 工具

! pip install pycopy-webbrowser

Defaulting to user installation because normal site-packages is not writeable
Collecting pycopy-webbrowser
Using cached pycopy-webbrowser-0.0.0.tar.gz (631 bytes)

ERROR: pycopy-webbrowser from https://files.pythonhosted.org/packages/40/6f/3534aa5470f69aede4ec969a4f64981892e5bd838ea8e148d8d7ee52f1bc/pycopy-webbrowser-0.0.0.tar.gz does not appear to be a Python project: neither 'setup.py' nor 'pyproject.toml' found.

import requests
from bs4 import BeautifulSoup
import webbrowser

while True :
    url = requests.get("http://zh.wikipedia.org/wiki/Special:Random") #網址為wikipedia特有的隨機搜尋功能
    soup = BeautifulSoup(url.content, "html.parser")
    title = soup.find(class_="firstHeading").text #class後面要加底線，否則會變成函數
    
    print(f"{title} \nDo you want to view it? (Y/N)")
    ans = input("").lower()
    
    if ans == "y" :
        url = "http://zh.wikipedia.org/wiki/%s" % title
        webbrowser.open(url)
        break
    elif ans == "n" :
        print("Try again !")
        continue
    else :
        print("Wrong choice !")
        continue

私立广州法学院
Do you want to view it? (Y/N)
n
Try again !
1896年夏季奧林匹克運動會射擊比賽－男子300米自由步槍
Do you want to view it? (Y/N)
k
Wrong choice !
香港2006年6月
Do you want to view it? (Y/N)
y