I'm pretty sure these are never reached, since NOT_EQUAL is always converted into EQUAL in mp_binary_op. No one should call type.binary_op directly, they should always go through mp_binary_op (or mp_obj_is_equal).
This directory contains tests for various functionality areas of MicroPython. To run all stable tests, run "run-tests" script in this directory. Note that bytecode tests are not yet stable and should be run separately in "bytecode" subdirectory.