Extract feed url from url.
From source:
>>> from url2feed import extract
>>> print extract('www.metalhammer.co.uk')
{
'link': 'http://www.metalhammer.co.uk',
'url': 'http://feeds.feedburner.com/metalhammer/main',
'title': 'Metal Hammer',
}
From command line:
$ url2feed www.metalhammer.co.uk
> www.metalhammer.co.uk
webpage : http://www.metalhammer.co.uk
feedurl : http://feeds.feedburner.com/metalhammer/main
feedtitle: Metal Hammer