Cassowary 約束求解演算法] 的純 Python 實作()。 演算法](http://constraints.cs.washington.edu/cassowary/)的純 Python 實作。Cassowary 是構成 OS X 和 iOS 視覺佈局機制核心的演算法。 機制的核心。
This project is no longer in use. It was originally developed for use in Toga; however, Toga now uses CSS-based layout, implemented in Colosseum.
