[Python-Dev] str(Exception) changed, is that intended? (original) (raw)

Thomas Heller theller at python.net
Tue Mar 7 22:33:03 CET 2006


Brett Cannon wrote:

On 3/7/06, Thomas Heller <theller at python.net> wrote:

I know that my unittests should not rely on this, but is this change intended?

c:\sf\ctypeshead>py24 Python 2.4.2 (#67, Sep 28 2005, 12:41:11) [MSC v.1310 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information.

str(Exception) 'exceptions.Exception' ^Z c:\sf\ctypeshead>py Python 2.5a0 (trunk:42903M, Mar 7 2006, 22:01:07) [MSC v.1310 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information. str(Exception) "<class 'exceptions.Exception'>" ^Z It's a side-effect of making built-in exceptions new-style classes. Not sure how you would override the string representation of a class anyway to fix this.

With metaclasses, of course ;-).

Seriously, I can live with the change - I just wanted to ask if it will stay, or was an oversight.

Thomas



More information about the Python-Dev mailing list