[Tutor] Conflicted

[Sean 'Shaleh' Perry]

> 
> I am however not quite clear as to why the whole line is being replace
> rather than just the string requested.    > 

>>> s = 'My name is mud'
>>> s.replace('mud', 'Sean')
'My name is Sean'
>>> s
'My name is mud'

s.replace returns the new string.  Keep this mantra in memory at all times when
coding in python -- "A string is a constant, I can not change it".  The only
way to change a string is to make a new one.

line = line.replace(x, '') # for instance.