def is_true(self):
        if not self.val:
            self._err('Expected <True>, but was not.')
        return self
Normalise option names for cx_Freeze.
dataset/ETHPy150Open ActivisionGameScience/assertpy/assertpy/assertpy.py/AssertionBuilder.is_true--crossover with--dataset/ETHPy150Open cloudmatrix/esky/esky/bdist_esky/f_cxfreeze.py/_normalise_opt_name