def test_fromValue(self): nans = Series.fromValue(np.NaN, index=self.ts.index) self.assert_(nans.dtype == np.float_) strings = Series.fromValue('foo', index=self.ts.index) self.assert_(strings.dtype == np.object_) d = datetime.now() dates = Series.fromValue(d, index=self.ts.index) self.assert_(dates.dtype == np.object_)