What are modules and packages in Python?

 In Python, modules and packages are units of code organization and reuse.

A module is a single file that contains Python code, including definitions and statements. You can use a module in another module or a script by importing it. For example, you can import the built-in "math" module in your code to use mathematical functions like square root, cosine, and so on.

A package is a collection of modules organized in a directory structure. Packages allow you to organize your code into reusable libraries, making it easier to manage and share your code. To use a module from a package, you need to import it using the package name as a prefix to the module name.
For example, to import a module "utils" from a package "my_library", you would use the following import statement: