None or 0

[itsy bitsy meowbot]

Michael Ströder wrote:
> >>> repr(0 or None)
> 'None'
> >>> repr(None or 0)
> '0'
> >>> repr('' or None)
> 'None'
> >>> repr(None or '')
> "''"
> >>>
> 
> Is it guaranteed to work like this or should that be avoided?

That's what the language reference specifies, in Doc/ref/lambda.html --
but each of the 73 Python license layers disclaims responsibiilty for
anything, so Pythonlabs are still free to change it if they're feeling
particularly mean and nasty, so don't tick them off.