In this example, the greet() function is defined with a single parameter name. When the function is called with an argument (in this case, the

In programming, the terms “parameter” and “argument” are often used interchangeably, but they have slightly different meanings. A “parameter” is a variable defined in the

Default arguments are arguments that have a default value specified in the function definition. If the argument is not passed to the function when it’s

In Python, functions can also return values using the return statement. The return statement is used to exit a function and return a value to

Lists are one of the most commonly used data structures in Python. A list is a collection of items that are ordered and changeable. Lists

Tuples are similar to lists, but they are immutable, meaning that their values cannot be changed once they are created. They are typically used to

Dictionaries are a type of data structure in Python that store key-value pairs. They are also sometimes called “hash tables” or “associative arrays” in other

In Python, a set is an unordered collection of unique elements. It is similar to a list or a tuple, but the elements in a

In Python, files can be opened in two modes: text mode and binary mode. Text mode is the default mode, and it is used for