<Web Scraping with Python> Chapter 1 & 2: Your First Web Scraper & Advanced HTML Parsing BeautifulSoup Key: P5: urlib or urlib2? If you’ve used the urllib2 library in Python 2.x, you might have noticed that things have changed somewhat…
阅读OReilly.Web.Scraping.with.Python.2015.6笔记---Crawl 1.函数调用它自身,这样就形成了一个循环,一环套一环: from urllib.request import urlopen from bs4 import BeautifulSoup import re pages = set() def getLinks(pageUrl): global pages html = urlopen("http://en.wikipedia.org"…
You Don't Always Need a Hammer When Michelangelo was asked how he could sculpt a work of art as masterful as his David, he is famously reported to have said: "It is easy. You just chip away the stone that doesn't look like David." 这里将Web Scrapin…