import re  
text = '<p>Contents :</p><a href="http://w3resource.com">Python Examples</a><a href="http://github.com">Even More Examples</a>'  
urls = re.findall('http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*\(\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+', text)  
print("Original string: ",text)  
print("Urls: ",urls)