python remove value from list
# Below are examples of 'remove', 'del', and 'pop' # methods of removing from a python list """ 'remove' removes the first matching value, not a specific index: """ >>> a = [0, 2, 3, 2] >>> a.remove(2) >>> a [0, 3, 2] """ 'del' removes the item at a specific index: """ >>> a = [9, 8, 7, 6] >>> del a[1] >>> a [9, 7, 6] """ 'pop' removes the item at a specific index and returns it. """ >>> a = [4, 3, 5] >>> a.pop(1) 3 >>> a [4, 5] """ Their error modes are different too: """ >>> a = [4, 5, 6] >>> a.remove(7) Traceback (most recent call last): File "<stdin>", line 1, in <module> ValueError: list.remove(x): x not in list >>> del a[7] Traceback (most recent call last): File "<stdin>", line 1, in <module> IndexError: list assignment index out of range >>> a.pop(7) Traceback (most recent call last): File "<stdin>", line 1, in <module> IndexError: pop index out of range