window.py 文件源码

def _wrap_result(self, result, block=None, obj=None):
        """ wrap a single result """

        if obj is None:
            obj = self._selected_obj
        if isinstance(result, np.ndarray):

            # coerce if necessary
            if block is not None:
                if com.is_timedelta64_dtype(block.values.dtype):
                    result = pd.to_timedelta(
                        result.ravel(), unit='ns').values.reshape(result.shape)

            if result.ndim == 1:
                from pandas import Series
                return Series(result, obj.index, name=obj.name)

            return type(obj)(result, index=obj.index, columns=block.columns)
        return result