NumPy Array I tried doing reshape but it doesn't work, Can anyone help me. The axis along which the arrays … arr1, arr2, … : [sequence of array_like] The arrays must have the same shape, except in the dimension corresponding to axis. Stack Exchange Network. I am trying to use openvino_2022.1.0.643 version to read a DICOM file as many slices of JPG images. NumPy Array Shape - GeeksforGeeks For example, if axis=0 it will be the first dimension and if axis=-1 it will be the last dimension. I am going to send a C++ array to a Python function as NumPy array and get back another NumPy array. ar1 = np.array( [1, 2, 3, 4]) ar2 = np.array( [5, 6, 7, 8]) # vstack the arrays. Args: arrays: list of np arrays of various sizes (must be same rank, but not necessarily same size) fill_value (float, optional): Returns: np.ndarray ''' sizes = [a.shape for a in arrays] max_sizes = … # create an array of shape (2, 1) ar1 = np.array([[1], [2]]) # create a 2d array ar2 = np.array([[0, 0, 0], [1, 1, 1]]) # hstack the arrays ar_h = np.hstack((ar1, ar2)) # display the concatenated array print(ar_h) Output: out – specifies the destination path for the output array. ; I have taken two arrays as Even_array and Odd_array, to pass the elements of the array np.array is used. import numpy as np def stack_uneven(arrays, fill_value=0. Combine multiple numpy arrays into one of different shapes