python remove element from np array code example

Example 1: remove element from np array

import numpy as np

a = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9])
index = [2, 3, 6]

new_a = np.delete(a, index)

print(new_a) #Prints `[1, 2, 5, 6, 8, 9]`

Example 2: python remove one element from array

array = ["red", "green", "blue"]
del array[0] # this deletes the first element, red, in the array

Example 3: remove all the elements from a numpy array python

np_array = np.array([])