Lab 5

Arrays, numpy & Projects

One neuron, twenty-one thousand numbers. Learn the container built for data like that — then leave Colab behind and set up a real Python project of your own.

Projects & Environments

→packages, PyPI & virtual environments
→uv tool install uv-start — a project in one command
→notebooks (.ipynb) vs scripts (.py)
→this week’s notebooks in VS Code, run locally

Open session →

Arrays in One Dimension

→np.array, shape & dtype
→slicing a 21,238-frame trace
→boolean masks
→np.where & event onsets

Open session →

Two Dimensions & Vectorisation

→np.stack — trials become a table
→axis=0 vs axis=1
→time a loop against an array
→broadcasting

Open session →