Numpy empty function

import numpy as np

arr = np.empty(np.arange(5),dtype=int)

print(‘Empty Array\n’,arr)

arr=np.append(arr,[11,22,33,44,55])

print(‘Array after populating data: ‘,arr)

print(‘First element of array: ‘,arr.item(0))

---

Output

Empty Array
[]
Array after populating data: [11 22 33 44 55]
First element of array: 11