test_machar.py 文件源码

def test_underlow(self):
        # Regression test for #759:
        # instanciating MachAr for dtype = np.float96 raises spurious warning.
        with errstate(all='raise'):
            try:
                self._run_machar_highprec()
            except FloatingPointError as e:
                self.fail("Caught %s exception, should not have been raised." % e)