PyWart: Namespace asinitiy and the folly of the global statement

Chris Angelico rosuav at gmail.com
Fri Feb 8 12:38:17 CET 2013


On Fri, Feb 8, 2013 at 10:29 PM, Steven D'Aprano
<steve+comp.lang.python at pearwood.info> wrote:
> Chris Angelico wrote:
>
>> On Fri, Feb 8, 2013 at 3:30 PM, Rick Johnson
>> <rantingrickjohnson at gmail.com> wrote:
>>> It is my strong opinion that all "unqualified" variables must be local to
>>> the containing block, func/meth, class, or module. To access any variable
>>> outside of the local scope a programmer MUST qualify that variable with
>>> the func, class, or module identifiers. Consider the following examples
>>
>> Okay. Now start actually working with things, instead of just making
>> toys. All your builtins now need to be qualified:
>>
>> __builtins__.print("There
>> are",__builtins__.len(self.some_list),"members in this list,
>> namely:",__builtins__.repr(self.some_list))
>
>
> Pardon me, but since __builtins__ is a global, you have to say:
>
> globals.__builtins__.print("screw this for a game of soldiers")
>
> or equivalent.

And isn't globals a builtin?

ChrisA



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