ths, i misunderstood the method 2015-03-11 1:33 GMT+08:00 Chris Angelico <ros...@gmail.com>:
> On Wed, Mar 11, 2015 at 4:27 AM, lou xiao <lox.x...@gmail.com> wrote: > > I find a bug in str.lstrip, when i call str.lstrip, i get this result. > > > > tiny➜ ~ python > > Python 2.7.5+ (default, Feb 27 2014, 19:37:08) > > [GCC 4.8.1] on linux2 > > Type "help", "copyright", "credits" or "license" for more information. > >>>> a='device_info' > >>>> a.lstrip('device') > > '_info' > >>>> a.lstrip('device_') > > 'nfo' > >>>> > > tiny➜ ~ uname -a > > Linux tinymint 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46 UTC > 2013 > > x86_64 x86_64 x86_64 GNU/Linux > > tiny➜ ~ > > It's not a bug, because it isn't doing what you think it is. It strips > a *set of characters*, not a prefix string. > > https://docs.python.org/2/library/stdtypes.html#str.lstrip > https://docs.python.org/3/library/stdtypes.html#str.lstrip > > ChrisA >
_______________________________________________ Python-Dev mailing list Python-Dev@python.org https://mail.python.org/mailman/listinfo/python-dev Unsubscribe: https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com