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How to Add a Package in Python: pip, Virtual Environments, and What to Know First
Adding packages to Python is one of the most common tasks any developer faces — whether you're building a web app, scraping data, or automating a workflow. Python's packaging ecosystem is powerful, but it has enough moving parts that the "right" approach genuinely depends on your setup.
What Is a Python Package?
A Python package is a bundle of pre-written code that extends what Python can do out of the box. Instead of writing everything from scratch, you install a package and import its functionality into your project.
Packages are hosted on PyPI (the Python Package Index), a public repository containing hundreds of thousands of libraries — from web frameworks like Django and Flask to data tools like NumPy and pandas.
The Standard Way: Using pip
pip is Python's built-in package manager. It comes pre-installed with Python 3.4 and later. For most use cases, this is where you start.