s = (
    'First line, with LF\nSecond line, with CR\rThird line, with CRLF\r\nTwo blank lines with LFs\n\n\nTwo blank lines with CRs\r\r\rTwo blank lines with CRLFs\r\n\r\n\r\nThree blank lines with a jumble of things:\r\n\r\r\n\nEnd without a newline.'
    )
s.splitlines()
Какой самый питонический способ нормализации строк в строке?