PYTHON

remove value from python list by value

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

remove all elements from list python by value

# if you want to remove all 2's from the list
x = [1,2,3,2,2,2,3,4]
new_x = list(filter(lambda a: a != 2, x))
# the output:
# [1, 3, 3, 4]

python list remove item by value

l = ['Alice', 'Bob', 'Charlie', 'Bob', 'Dave']
print(l)
# ['Alice', 'Bob', 'Charlie', 'Bob', 'Dave']

l.remove('Alice')
print(l)
# ['Bob', 'Charlie', 'Bob', 'Dave']

delete element from list value

>>> a=[1,2,3]
>>> a.remove(2)
>>> a
[1, 3]
>>> a=[1,2,3]
>>> del a[1]
>>> a
[1, 3]
>>> a= [1,2,3]
>>> a.pop(1)
2
>>> a
[1, 3]
>>> 

remove element from list python by value

prime_numbers = [2, 3, 5, 7, 9, 11, 13]

# remove 9 from the list
prime_numbers.remove(3)


# Updated prime_numbers List
print('Updated List: ', prime_numbers)

# Output: Updated List:  [2, 3, 5, 7, 9, 11, 13]