[after tounix 5 times]

>>> open('basics/test0.html', 'rb').read()
'<HTML><BODY>\012<TITLE>HTML 101</TITLE>\012<H1>A First HTML page</H1>\012<P>Hel
lo, HTML World!</P>\012</BODY></HTML>\012\012'


[after todos 5 times]

>>> open('basics/test0.html', 'rb').read()
'<HTML><BODY>\015\012<TITLE>HTML 101</TITLE>\015\012<H1>A First HTML page</H1>\0
15\012<P>Hello, HTML World!</P>\015\012</BODY></HTML>\015\012\015\012'


