An array of arrays is called a nested array. Three answers in this thread are about np.append() which does not keep the nested structure. ... <看更多>

... <看更多>

Does it not work like the regular list.append()?. def get_data(filename): labels = np.array() ... ... <看更多>

import pandas as pd import numpy as np ... of NumPy Arrays. Recall that with it, you can combine the contents of two or more arrays into a single array:. ... <看更多>

The issue is not with append but rather the assignment (bindings) ... import numpy as np x = np.array([1, 2, 3, 4]) y = x y[0] = 8 print(x). ... <看更多>