Python Program to use a global variable with a function

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In this program, you will learn how to use a global variable with a function in Python.

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num = 10

def change():
    global num

Example: How to use a global variable with a function in Python.

num = 10


def change():
    global num
    num = num + 10
    print("Value is:", num)


change()

Output:

Value is: 20