Checkpoint 3

Due Sunday, 10/25, 11:59 PM

• 03-collections-and-apis.py is in your notebooks folder, with sections 4 to 6 worked through.
• 04-functions-and-apis.py is in your notebooks folder, with sections 1 to 4 worked through.
• 05-csv-and-dataframes.py is in your notebooks folder, with sections 1 to 4 worked through.
• Every commit message says what changed. add the bar chart, not update, fix, asdf or the file name. Write it yourself. Your agent may improve the wording, as long as it still says what you changed.

Last updated: Wednesday, 10/21/2026