Null object comparison in Python

In python, null objects are represented by None. When comparing

A is None
A is not None

And so on.

A == None

That's not good.

Recommended Posts

Null object comparison in Python
Object oriented in python
String object methods in Python
Quadtree in Python --2
Python in optimization
CURL in python
Metaprogramming in Python
Python 3.3 in Anaconda
Geocoding in python
SendKeys in Python
First Python 3 ~ First comparison ~
Python built-in object
Meta-analysis in Python
Unittest in python
Create a JSON object mapper in Python
Epoch in Python
Discord in Python
Playing card class in Python (with comparison)
Sudoku in Python
DCI in Python
quicksort in python
nCr in python
Python built-in object
N-Gram in Python
Programming in python
Plink in Python
Constant in python
Lifegame in Python.
FizzBuzz in Python
Sqlite in python
StepAIC in Python
N-gram in python
LINE-Bot [0] in Python
Csv in python
Disassemble in Python
Reflection in Python
Constant in python
nCr in Python.
format in python
Scons in Python3
Puyo Puyo in python
python in virtualenv
PPAP in Python
Quad-tree in Python
Reflection in Python
Chemistry in Python
Hashable in python
DirectLiNGAM in Python
LiNGAM in Python
Flatten in python
flatten in python
Time comparison: Correlation coefficient calculation in Python
Create a datetime object from a string in Python (Python 3.3)
Difference in object ID due to import in Python
json.dumping None in python returns the string null
Behavior when saving python datetime object in MongoDB
Insert an object inside a string in Python
Sorted list in Python
Clustering text in Python
Daily AtCoder # 2 in Python
Implement Enigma in python