Pycharm Warning TypeError: type numpy.ndarray doesn’t define round method

1.the problem
matrix = round(np.array([[1.5,2.3],[1,2],[1,2]]))
The error interface

type is wrong: the type numpy.ndarray does not define the __round__ method

2.solve
Change the round method to np.round
code show as below:

matrix = np.round(np.array([[1.5,2.3],[1,2],[1,2]]))

Error: 
TypeError: type numpy.ndarray doesn’t define __round__ method

How to Solve this Error:
Type error: type numpy.ndarray does not define uu round_uuu method

Solution
Type error: numpy.ndarray type data cannot be defined __round__ method method Change the round method to np.round!