how to take an item out of a list code example

Example 1: python list .remove

a = [10, 20, 30, 20]
a.remove(20)
# a = [10, 30, 20]
# removed first instance of argument

Example 2: remove in list python

# animals list
animals = ['cat', 'dog', 'rabbit', 'guinea pig']

# 'rabbit' is removed
animals.remove('rabbit')

# Updated animals List
print('Updated animals list: ', animals)