040000 tree ba32a80a0220f073f4ed64b217130b880dd9937d	api
040000 tree a1f3288cdfb15af9ef16ad943416f2743f9823d7	dataflow
040000 tree 481eb94cf55f5c61b85620e4b097481b23da91e1	frames
040000 tree 05e23084cdb766724a9c651b0f67790921f31713	impls
040000 tree d3ebdb5f07bbc744dabd933bf12b904706b628b8	linearize
040000 tree 237f3e3a865efba0af3882c887c79595cd3d9ca6	tuples
040000 tree 10b609870c72531f174215ace0ae1c71af1538a4	util