What is the easiest way to convert list with str into list with int?

Question

What is the easiest way to convert list with str into list with int in Python? For example, we have to convert [\'1\', \'2\', \'3\']

Answer 1

If It is array and has installed numpy. We can used below code as well.

import numpy as np

np.array(['1', '2', '3'],dtype=int)