lou xiao writes:
> I find a bug in str.lstrip, when i call str.lstrip, i get this result.
> >>> a.lstrip('device_')
> 'nfo'
> >>>
Try
a.lstrip('_ecived')
You'll see that you get the same result. I suspect that you
misunderstand the meaning of the argument, which is not a sequence of
characters, but a *set* of characters.