how to designate an index in for loops in python code example

Example 1: for loop with index python3

colors = ["red", "green", "blue", "purple"]

for i in range(len(colors)):
    print(colors[i])

Example 2: how to iterate over a list in python with index

# Create the list
my_list = [1, 2, 3]

# Python automatically creates an index for you and increments it for you
for index in range(len(my_list)):
  print(my_list[index])