Thank you KentBot. That was what I wanted.
Kent Johnson wrote:
> Best: use the StringIO or cStringIO module instead, this is exactly
> what it is for. If you really need len() you could maybe subclass
> StringIO to do what you want.
>
> Next best: Use an iterator. Something like this (Warning! not
tested!):
> class _macroString(object):
> def __init__(self,s):
> self.macro=s
> self.list=[ line+'\n' for line in self.macro.split("\n") ]
> self._iter = iter(self.list)
> def readline(self):
> try:
> return self._iter.next()
> except StopIteration:
> return ''
> def __str__(self):
> return str(self.list)
> def __len__(self):
> return len(self.list)
>
> Note that your implementation of readline will raise IndexError
when
> there are no more lines which is not correct behaviour.
>
> Kent
>
>
__________________________________
Do you Yahoo!?
Take Yahoo! Mail with you! Get it on your mobile phone.
http://mobile.yahoo.com/maildemo
_______________________________________________
Tutor maillist - Tutor@python.org
http://mail.python.org/mailman/listinfo/tutor
