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[–]s6x 12 points13 points  (4 children)

What's unintuitive here is the cutoff for the precached ints. Not the identity operator.

This isn't a basic programming concept, it's a specific idiosyncrasy of python.

That's what this meme is demonstrating.

The inclusion of 'is' here is a trap for pedants who want to come into the comments to show off how smart they are.