python declare variable type array code example

Example 1: how to make an array python

#arrays and lists are different
#numpy arrays are faster
this_is_a_list = [1, 2, 3]
import numpy #is you do not have it do pip install numpy
this_is_an_array = numpy.array([1, 2, 3])

Example 2: python declare variable type array

a :[str] = []
a.append("abc")
a.append("123")

print(a)