From the course: Complete Guide to Python for Data Engineering: From Beginner to Advanced

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Modules and packages

Modules and packages

- [Instructor] Imagine you are assembling a car. You could create every part from a scratch, or you could use pre-made parts to speed up the process. In Python, modules and packages are like these pre-made parts, reusable pieces of code that make your program more efficient and manageable. Let's understand modules and packages in Python. Starting with the modules, a module in a Python is a file containing Python code. This code can define functions, classes, and variables. It's like a toolbox that we can dip into whenever we need a specific tools. To use a module, we need to import it in our program. It's like opening the toolbox so we can use the tools inside. Let's import our first module in Python, and see how it works. For that, let's go to our Google workbook. Click on this file, and let's have another file. I give it a name, "ModulesAndPackage". To import a module, type a keyword, "import", and then your module…

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