What Python is used for
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What people build with Python
- Python is a general-purpose language — it is good at many different jobs.
- The same simple language runs tiny scripts and huge websites.
- Here are its most common uses.
Websites and apps
- Python powers the back end — the part of a website you do not see.
- Big names like Instagram, YouTube, and Spotify use Python.
- It handles logins, searches, and saving your data.
Data, AI, and science
- Python is the number one language for data and artificial intelligence.
- Scientists use it to study data, run experiments, and train AI models.
- Famous tools like NumPy and PyTorch are built for Python.
Automation
- Python is great at automating boring, repeated tasks.
- Rename hundreds of files, fill in spreadsheets, or download data — in seconds.
- A short script can save you hours.
Use Python on your own computer
- In this course Python runs in your browser — nothing to install.
- To build your own projects, you can put Python on your computer too.
- See the Set up your computer lesson when you are ready.