Gourab Banerjee focused on improving runtime stability in the e2nIEE/pandapower repository by addressing a targeted bug in the OC Relay display logic. Using Python, he refactored the OCRelay class to render the relay index with switch_index instead of name, preventing an AttributeError that previously disrupted automation and dashboard integrations. He updated the project documentation and changelog to ensure traceability of the fix, reinforcing code hygiene. While no new features were introduced during this period, Gourab’s work enhanced reliability for downstream users and reduced debugging effort, demonstrating strong skills in bug fixing, refactoring, and maintaining robust codebases.