def return_exception_raised(self):
        self.cleanup_vars()
        self.call_conv.return_exc(self.builder)
Computes the histogram of pitch classes given all tracks
dataset/ETHPy150Open numba/numba/numba/objmode.py/PyLower.return_exception_raised--crossover with--dataset/ETHPy150Open craffel/pretty-midi/pretty_midi/pretty_midi.py/PrettyMIDI.get_pitch_class_histogram