Last week's code challenge, "Create your own Pomodoro Timer," was reviewed in an article that highlighted the importance of community collaboration through Pull Requests during Hacktoberfest, encouraging participants to contribute and learn together. The article emphasized the benefits of submitting quotable blurbs for weekly review posts and showcased notable submissions utilizing tools such as tkinter, argparse, pytest, wxPython, and Django. It also acknowledged other valuable learnings from community contributions, such as collections, itertools, and xml files, expressing gratitude for the community's engagement and encouraging continued participation. Readers were invited to engage further by subscribing to weekly Python code challenges or exploring more than 50 challenges on the platform, with additional encouragement to try the #100DaysOfCode course or track their coding progress.