A function in Python is a block of organized, reusable code that performs a single, related action.
How do you define a function in Python?
A function in Python is defined using the 'def' keyword followed by the function name and parentheses.
What are the parentheses used for when defining a Python function?
The parentheses can include parameters, which are variables that a function can accept as input.
What is an example of a simple Python function definition?
def greet():
print('Hello')
This defines a function named greet that prints 'Hello'.
What is the purpose of the 'return' statement in a Python function?
The 'return' statement is used to exit a function and return a value to the caller.
Can functions in Python return multiple values?
Yes, functions in Python can return multiple values using tuples.
What is a parameter in Python functions?
A parameter is a named variable passed into a function. Parameters are specified in the function definition.
What is an argument in Python functions?
An argument is a value that is passed to a function when it is called.
How do you call a function in Python?
To call a function in Python, simply use the function name followed by parentheses. For example, greet().
What are default parameters in Python?
Default parameters are function parameters that have default values specified. They are used if no argument is passed for that parameter.
How can you document a Python function?
You can document a Python function using a docstring, which is a string that describes what the function does, placed immediately after the function definition.
What is a lambda function in Python?
A lambda function is a small anonymous function defined using the 'lambda' keyword. It can take any number of arguments but has only one expression.
How do you provide optional parameters in a function?
Optional parameters are defined with default values. If the parameter isn't passed during the function call, the default value is used.
What is scope in the context of Python functions?
Scope refers to the visibility of variables. Variables defined in a function have a local scope and are accessible only within the function.
How can you provide different data types as parameters to a Python function?
Python functions can accept parameters of any data type, such as int, float, string, list, etc., allowing for versatile function usage.