def __len__(self):
        return len(self._codes)
Create a new StackedObjectProxy
dataset/ETHPy150Open pydata/pandas/pandas/core/categorical.py/Categorical.__len__--crossover with--dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Paste-2.0.1/paste/registry.py/StackedObjectProxy.__init__