Editing a file by substitution

[Brad]

alex23 wrote:
> On Aug 12, 12:03 pm, Brad <bmal... at berkeley.edu> wrote:
>> So let's say I want to edit this file and change Volume from 940 to 950.
> 
> Personally, I'd recommend avoiding re and sticking with the standard
> string functions.
> 
> Something like this should be pretty effective:
> 
>>>> open('outfile','w').writelines(l.replace('Volume 940','Volume 950') for l in open('myfile','r'))

Ahh yes, perhaps string function are simpler to use in this case.
Thanks Alex!