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About the implementation of del in Python 3


On Fri, Jul 7, 2017, at 04:12, Gregory Ewing wrote:
> Only if you interpret the word "address" very narrowly.
> 
> By the way, even the low-level notion of "address" that C
> programs deal with is, on most modern hardware, a *virtual*
> address that goes through a level of translation before it
> identifies a physical set of transistors, and that mapping
> can change as stuff gets paged in and out. So it's already
> an abstract concept to some extent.

What's not abstract is that if an object has address X and is N bytes
long, those bytes (and any larger subobjects) occupy a contiguous range
of addresses between X and X+(N-1).

This is not required to be true of Python IDs.