Extract domain name from url Python

Question

I am tring to extract the domain names out of a list of urls. just like in https://stackoverflow.com/questions/18331948/extract-domain-name-from-the-url
My problem is th

Answer 1

With regex, you could use something like this:

(?<=\.)([^.]+)(?:\.(?:co\.uk|ac\.us|[^.]+(?:$|\n)))

https://regex101.com/r/WQXFy6/5

Notice, you'll have to watch out for special cases such as co.uk.

Answer 2

Simple solution via regex

import re

def domain_name(url):
    return url.split("www.")[-1].split("//")[-1].split(".")[0]

Answer 3

Use tldextract which is more efficient version of urlparse, tldextract accurately separates the gTLD or ccTLD (generic or country code top-level domain) from the registered domain and subdomains of a URL.

>>> import tldextract
>>> ext = tldextract.extract('http://forums.news.cnn.com/')
ExtractResult(subdomain='forums.news', domain='cnn', suffix='com')
>>> ext.domain
'cnn'

Answer 4

It seems you can use urlparse https://docs.python.org/3/library/urllib.parse.html for that url, and then extract the netloc.

And from the netloc you could easily extract the domain name by using split