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New posts in python-internals

Why is set.remove so slow here?

How Python's a, b = b, a works? [duplicate]

python python-internals

Why is dict definition faster in Python 2.7 than in Python 3.x?

Function call execution speed is faster than non-function call

size of generator object in python

How can I force update the Python locals() dictionary of a different stack frame?

What cool hacks can be done using sys.settrace?

python sys python-internals

Why isn't the size of an empty list 0 bytes?

CPython: Why does += for strings change the id of string variable

Hash of integers in python

yield from vs yield in for-loop

Why is integer divisions not optimised when compiling to bytecode?

Python: equality for Nan in a list?

globals() vs locals() mutability

Why round off of 0.500000 in python differs from 45.500000 using '%.0f'?

Are simple hardcoded arithmetics cached/compiled away?

python python-internals

How __future__ imports work under the hood

Fraction object doesn't have __int__ but int(Fraction(...)) still works

How does Python's reversed() function work?

In Python 3.12, why does 'Öl' take less memory than 'Ö'?