how to take out elements from liost python code example

Example 1: python delete from list

l = list[1, 2, 3, 4]
l.pop(0) #remove item by index
l.remove(3)#remove item by value
#also buth of the methods returns the item

Example 2: remove value from python list by value

>>> a = ['a', 'b', 'c', 'd']
>>> a.remove('b')
>>> print a
['a', 'c', 'd']