On Saturday, February 15, 2014 7:14:39 PM UTC+5:30, Marko Rauhamaa wrote: > Mark Lawrence:
> > I have no interest in understanding object identity, I can write code > > quite happily without it. > Luckily, what we are now debating is mostly terminology and points of > view where the outcomes are unaffected. > However, as an example, it is important to know if you should write: > if x is not None: > ... > or if > if x != None: > ... > is more robust. Yes This is my main beef: Not that both are possible but that the first is *recommended* and the second not. Something like a C compiler manual advising: You can write x*8 but its better to drop out into asm and write shl $3, %eax -- https://mail.python.org/mailman/listinfo/python-list
