Yeah, practicalibty beat purity on that one. I'd say let it beat purity on int() and float() as well.
On Tue, Apr 15, 2008 at 2:42 AM, Nick Coghlan <[EMAIL PROTECTED]> wrote: > Mark Dickinson wrote: > > On the other hand, there's at least some sense in which bytes already > > acts as a sort of poor-man's string: witness bytes.lower and friends. > > Maybe practicality beats purity here? > > From PEP 358 (describing what is now bytearray): > > """Note the conspicuous absence of .isupper(), .upper(), and friends. > (But see "Open Issues" below.) There is no .__hash__() because > the object is mutable.""" > > And the open issue: > > """A case could even be made for supporting .islower(), .isupper(), > .isspace(), .isalpha(), .isalnum(), .isdigit() and the > corresponding conversions (.lower() etc.), using the ASCII > definitions for letters, digits and whitespace. If this is > accepted, the cases for .ljust(), .rjust(), .center() and > .split() become much stronger, and they should have default > arguments as well, using an ASCII space or all ASCII whitespace > (for .split()).""" > > PEP 3157 resolved that open issue as follows: > > """This is exactly the set of methods present on the str type in Python > 2.x, with the exclusion of .encode(). The signatures and semantics are > the same too. However, whenever character classes like letter, > whitespace, lower case are used, the ASCII definitions of these classes > are used.""" > > > That seems fairly explicit to me in saying that a bytes or bytearray > object should be considered to be ASCII encoded when treated as a string. > > Cheers, > Nick. > > -- > Nick Coghlan | [EMAIL PROTECTED] | Brisbane, Australia > --------------------------------------------------------------- > http://www.boredomandlaziness.org > > > _______________________________________________ > Python-3000 mailing list > Python-3000@python.org > http://mail.python.org/mailman/listinfo/python-3000 > Unsubscribe: > http://mail.python.org/mailman/options/python-3000/guido%40python.org > -- --Guido van Rossum (home page: http://www.python.org/~guido/) _______________________________________________ Python-3000 mailing list Python-3000@python.org http://mail.python.org/mailman/listinfo/python-3000 Unsubscribe: http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
