Parse URL

parse_url.py

from re import match
from urllib.parse import urlparse
from urllib.parse import ParseResult

def get_parsed_url(url):
    p = urlparse(url, 'http')
    netloc = p.netloc or p.path
    path = p.path if p.netloc else ''
    if not netloc.startswith('www.'):
        netloc = 'www.' + netloc

    p = ParseResult('http', netloc, path, *p[3:])
    return p.geturl()

'''
In [2]: url = 'flipkart.com'
   ...: get_parsed_url(url)
   ...: 
Out[2]: 'http://www.flipkart.com'
'''