[Tutor] samples on sort method of sequence object.
lie.1296 at gmail.com
Thu Jan 14 01:47:46 CET 2010
On 01/14/10 06:56, Hugo Arts wrote:
> On Wed, Jan 13, 2010 at 8:21 PM, Stefan Behnel <stefan_ml at behnel.de> wrote:
>> Hugo Arts, 13.01.2010 15:25:
>>> Here is my solution for the general case:
>>> from itertools import groupby
>>> def alphanum_key(string):
>>> t = 
>>> for isdigit, group in groupby(string, str.isdigit):
>>> group = ''.join(group)
>>> t.append(int(group) if isdigit else group)
>>> return t
>> Note that this won't work in Py3, where integers and strings are not
>> ordered, i.e. not comparable w.r.t the < and > operators.
> True. You can accommodate by writing a ComparableInt class extending
> int, and implement __lt__ and __gt__.
> It's not exactly succinct, but it works.
Not necessary, you can just pass the cmp= parameter to sort that checks
the chunk's type.
More information about the Tutor