python-scripts/09_basic_link_web_crawler.py at master · ahmb/python-scripts

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import requests

import re

import urlparse

# regex

link_re = re.compile(r'href="(.*?)"')

def crawl(url):

req = requests.get(url)

# Check if successful

if(req.status_code != 200):

return []

# Find links

links = link_re.findall(req.text)

print "\nFound {} links".format(len(links))

# Search links for emails

for link in links:

# Get an absolute URL for a link

link = urlparse.urljoin(url, link)

print link

if __name__ == '__main__':

crawl('http://www.realpython.com')