Function

Defining a function:

def greeting():
    name = "Pranab Das"
    print("Good morning " + name)

Later calling the function to print the greeting:

Input

greeting()

Output

Good morning Pranab Das

Function with argument:

Input

def greeting_new(name):
    print("Good morning", name)

greeting_new("Pranab")

Output

Good morning Pranab

Some mathematical operations:

Input

def add_two_numbers(input_1, input_2):
    result = input_1 + input_2
    return result

add_two_numbers(23, 43)

Output

66

Get arbitrary number of input in a function:

Input

def get_biggest_number(*args):
    return max(args)

get_biggest_number(2, 4, 1, 8)

Output

8