Hugo Kok worked on the python/typeshed repository, focusing on maintaining stability and forward compatibility for type stubs. During November 2025, he addressed a deprecation issue in the NetworkX node_link_data function by updating the link argument position to match the latest NetworkX signatures. This targeted fix, implemented in Python, suppressed deprecation warnings and ensured that downstream users would not encounter breaking changes as NetworkX evolves. Hugo applied his skills in Python programming and library maintenance, delivering a low-risk, well-tested change that improved the reliability of typeshed’s stubs. His work demonstrated careful attention to compatibility and long-term repository health.