Mypy Type Check Coverage Summary

Summary from index
File	Imprecision	Lines
Total	1.63% imprecise	734 LOC
straitjacket	0.00% imprecise	9 LOC
straitjacket.__main__	0.00% imprecise	14 LOC
straitjacket.sjfmt	1.17% imprecise	683 LOC
straitjacket.sjfmtd	14.29% imprecise	28 LOC