PYTHON PROBLEM 152 · Advanced

Count file extensions: Case and extensionless files

Combine extension case and label a file that has no suffix.

pathlib · CounterpathlibCounter

PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests count file extensions. It belongs to the Files, Exceptions, and Modules roadmap and uses the pathlib · counter pattern.

Reading and writing text data, handling predictable failures, imports, and safe input boundaries.

COMPLETE WORKSPACE

Learn the plan, trace the logic and run the solution

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SKILL TO CARRY FORWARD

Pattern relevance

This exercise strengthens pathlib · counter. Be ready to explain the input, the rule, the boundary cases, and why the chosen approach is appropriate.