Over a two-month period, Olga Matoula focused on backend development and debugging within the StanFromIreland/cpython and picnixz/cpython repositories. She addressed syntax highlighting issues in the PyREPL, specifically improving readability for multi-line match-case statements and refining the rendering of complex blocks. In a separate effort, Olga enhanced the REPL Help Mode by correcting syntax highlighting so that interactive help input is no longer misinterpreted as Python code, and adjusted colorizing behavior to reduce false positives during interactive commands. Her work, primarily in Python, emphasized careful testing and targeted improvements to the developer experience in interactive Python environments.