>>> from urilib import urisplit, uriunsplit, urijoin, uridefrag
>>> parts = urisplit('foo://user@example.com:8042/over/there?name=ferret#nose')
>>> parts
SplitResult(scheme='foo', authority='user@example.com:8042',
            path='/over/there', query='name=ferret', fragment='nose')
>>> parts.scheme
'foo'
>>> parts.authority
'user@example.com:8042'
>>> parts.userinfo
'user'
>>> parts.host
'example.com'
>>> parts.port
'8042'
>>> uriunsplit(parts[:3] + ('name=swallow&type=African', 'beak'))
'foo://user@example.com:8042/over/there?name=swallow&type=African#beak'
>>> urijoin('http://www.cwi.nl/~guido/Python.html', 'FAQ.html')
'http://www.cwi.nl/~guido/FAQ.html'
>>> uridefrag('http://pythonhosted.org/uritools/index.html#constants')
DefragResult(uri='http://pythonhosted.org/uritools/index.html',
             fragment='constants')