def description(self, value):
        # lists, tuples, dicts refer to numpy.object types and
        # return a 'text' description - working as intended or bug?
        try:
            value = np.dtype(value)
        except TypeError, e:
            return None
        for (dtype, string) in self._all:
            if dtype == value:
                return string

        # no match found return given value
        return None
Exits the program, printing information about the last exception (if
dataset/ETHPy150Open datalyze-solutions/pandas-qt/pandasqt/models/SupportedDtypes.py/SupportedDtypesTranslator.description--crossover with--dataset/ETHPy150Open dnanexus/dx-toolkit/src/python/dxpy/exceptions.py/err_exit