Key Concepts

Review core concepts you need to learn to master this subject

Python main() Function

Comments

print() Function

Variables

Python type() function

Arithmetic Operations

Plus-Equals Operator +=

Modulo Operator %

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Python main() Function

def main():
    print('Hello World!')
 
if __name__ == '__main__':
    main()

The main() function is used to define the starting point of our program. Including the main() function allows us to import and run this program in another script.