Python function name convention

Python function name convention is to use a lowercase word or words. Separate words by underscores to improve readability.

function
#OR
my_function

For example, if you have a function that calculates the sum of two numbers, you could name it calculate_sum or sum_numbers.

Python function name convention examples

A simple example code function takes two numbers as input and returns their sum.

def calculate_sum(num1, num2):
    return num1 + num2


print(calculate_sum(500, 499))

Output:

Comment if you have any doubts or suggestions on this Python name convention topic.

Note: IDE: PyCharm 2021.3.3 (Community Edition)

Windows 10

Python 3.10.1

All Python Examples are in Python 3, so Maybe its different from python 2 or upgraded versions.