[Python-ideas] name export

[Terry Reedy]

Nick Coghlan wrote:
> Aahz wrote:
>> Your problem is that you're using import * -- stop doing that and you
>> won't have an issue.  The only good use cases for import * IMO are
>> interactive Python and packages, and in the latter case I don't see why
>> anyone would need the information you propose except for debugging
>> purposes.
> 
> We've recently discovered another use for it: overriding a pure Python
> implementation with optional native language accelerated components.
> Using "from _accelerated_name import *" allows other Python
> implementations to easily choose a different subset of functions and
> classes to accelerate.

It also allows the set of accerated components to change (typically, 
grow) within an implementation.

> That one is only relevant to people writing modules that they would like
> to work unchanged with more than one Python implementation though.

tjr