[decode_linetable](http://droettboom.com/cpython-coverage/llvm-coverage/coverage/home/mdboom/Work/builds/cpython/Objects/codeobject.c.html#L1082) and its dependents `emit_pair` and `emit_delta` all seem to be uncovered by the test suite.
decode_linetable and its dependents
emit_pairandemit_deltaall seem to be uncovered by the test suite.