What are functions in python?

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Accepted Answer

Functions in Python are blocks of reusable code that perform a specific task.

Functions are defined using the 'def' keyword followed by the function name and parameters.
Functions can return a value using the 'return' keyword.
Functions can be called multiple times with different arguments.
Functions can be passed as arguments to other functions.
Functions can have default parameter values.
Lambda functions are anonymous functions that can be defined in a single line.
Example: def add(a, b): return a + b
Example: print(add(2, 3)) # Output: 5
Example: def greet(name='World'): print('Hello, ' + name)
Example: greet() # Output: Hello, World
Example: greet('Alice') # Output: Hello, Alice
Example: lambda x: x**2
Example: print((lambda x: x**2)(3)) # Output: 9

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