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New posts in python-internals
Is it possible to "hack" Python's print function?
Aug 15, 2022
python
python-3.x
printing
python-internals
Why is the order in dictionaries and sets arbitrary?
Aug 15, 2022
python
dictionary
set
python-internals
Why are Python's arrays slow?
Aug 15, 2022
python
arrays
performance
boxing
python-internals
Why do two identical lists have a different memory footprint?
Dec 14, 2021
python
list
memory-management
python-internals
Why is x**4.0 faster than x**4 in Python 3?
Dec 14, 2021
python
performance
python-3.x
python-3.5
python-internals
Finding the source code for built-in Python functions?
Aug 14, 2022
python
python-internals
Why can tuples contain mutable items?
Aug 14, 2022
python
list
tuples
immutability
python-internals
Accessing class variables from a list comprehension in the class definition
Aug 27, 2022
python
python-3.x
scope
list-comprehension
python-internals
How is Python's List Implemented?
Aug 14, 2022
python
arrays
list
linked-list
python-internals
What is the global interpreter lock (GIL) in CPython?
Aug 14, 2022
python
python-internals
gil
Are tuples more efficient than lists in Python?
Aug 14, 2022
python
performance
list
tuples
python-internals
Why is 'x' in ('x',) faster than 'x' == 'x'?
Dec 14, 2021
python
performance
python-3.x
python-internals
Why are some float < integer comparisons four times slower than others?
Aug 14, 2022
python
performance
floating-point
cpython
python-internals
time.sleep -- sleeps thread or process?
Sep 08, 2022
python
multithreading
time
sleep
python-internals
When is del useful in Python?
Aug 13, 2022
python
dictionary
python-internals
del
"is" operator behaves unexpectedly with integers
Aug 13, 2022
python
int
operators
identity
python-internals
Are dictionaries ordered in Python 3.6+?
Sep 09, 2022
python
python-3.x
dictionary
python-internals
python-3.6
Usage of __slots__?
Aug 13, 2022
python
oop
python-internals
slots
How does the @property decorator work in Python?
Aug 13, 2022
python
properties
decorator
python-decorators
python-internals
Why is "1000000000000000 in range(1000000000000001)" so fast in Python 3?
Sep 11, 2022
python
performance
python-3.x
range
python-internals
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