[Python-ideas] str.rreplace

MRAB python at mrabarnett.plus.com
Fri Jan 24 20:17:04 CET 2014


On 2014-01-24 16:56, Antoine Pitrou wrote:
> On Fri, 24 Jan 2014 08:47:14 -0800 (PST)
> Ram Rachum <ram.rachum at gmail.com> wrote:
>> I propose implementing str.rreplace. (It'll be to str.replace what
>> str.rsplit is to str.split.)
>
> I suppose it only differs when the count parameter is supplied?
>
Not necessarily:

 >>> 'aaa'.replace('aa', 'x')
'xa'
 >>> 'aaa'.rreplace('aa', 'x')
'ax'

> I don't think it can hurt, except for the funny looks of its name.
> In any case, if str.rreplace is added then so should bytes.rreplace and
> bytearray.rreplace.
>



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