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Create a function in python

def function_name():
    print("Hello this is a function")

#To call the above function use
Hello this is a function

You can create a function in python by using the 'def' keyword before the function name. The above code snippet function will print - Hello this is a function when called. You can also use the function to return some values or data when called.

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You can also pass parameters to a function and use them inside the function code block.

Passing parameters to function

def hello(username):
    print("Hello," + username)


The code will output 'Hello John' as we called the function by passing 'John' as 'username' parameter value.

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