Letter Count Histogram
25-minute lesson · module-lab-letter-histogram
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Letter Count Histogram
25-minute lesson · module-lab-letter-histogram
- Combine a tally dictionary with sorted iteration to produce ordered output.
- Build a simple text-based bar chart from numeric data.
- Sort dictionary keys before iterating to get predictable output order.
Source attribution
Status: adapted
How to Think Like a Computer Scientist: Interactive Edition — source · Labs / Letter Count Histogram
Adaptation notes. Original lab paired the dictionary with turtle graphics for bar drawing. We replace turtle with a text-based bar chart so the lesson works in the in-browser Pyodide runtime. Sorting + iteration steps are preserved.
License notes. Original lab is GNU FDL 1.3 (Brad Miller and David Ranum, 2011). No verbatim text from the original is reproduced here.