In Python, truthiness is asking the question, what happens if I convert an object to a boolean. Every Python object is truthy by default. Truthiness in Python is about non-emptiness and non-zeroness.| www.pythonmorsels.com
Want to customize what "equality" means for your class instances in Python? Implement a __eq__ method! Make sure to return NotImplemented as appropriate though.| www.pythonmorsels.com
Python's variables are not buckets that contain objects; they're pointers. Assignment statements don't copy: they point a variable to a value (and multiple variables can "point" to the same value).| www.pythonmorsels.com
Occasionally in Python (and in programming in general), you’ll need an object which can be uniquely identified. Sometimes this unique object …| treyhunner.com
Python's None value is used to represent nothingness. None is the default function return value.| www.pythonmorsels.com
While it is possible to make singleton objects in Python, the classic singleton design pattern doesn't always make a lot of sense.| www.pythonmorsels.com
This document gives coding conventions for the Python code comprising the standard library in the main Python distribution. Please see the companion informational PEP describing style guidelines for the C code in the C implementation of Python.| Python Enhancement Proposals (PEPs)
Definitions for colloquial Python terminology (effectively an unofficial version of the Python glossary).| www.pythonmorsels.com