genshi 的開發者說 genshi 的 markup 核心用 C 重寫後測效能時比原來快 10%~20%, 測試工具所測出來的效能已超越了 Django templates .
yesterday I merged the cspeedups branch into trunk, which adds a C implementation of the genshi.core.Markup class. This improves performance around 10-20% in the benchmarks (Genshi now outperforms Django templates in the bigtable.py benchmark).