python and not code example

Example 1: python not in

arr = ['a','b','c','d','e','f']

if 'g' not in arr:
    print('g is not in the list')

Example 2: is not in python

li = [1,2,'a','b']
if 'hello' not in li:
    print('hello is not in the list')

Example 3: python is not

result is not None

Example 4: not in python

x = 10
if not x:
    print("True")
else:
    print("False")

Example 5: not in python

# False
print(not(1 == 1))

# True
print(not(1 == 2))

Example 6: //= python meaning

#Performs floor-division on the values on either side. Then assigns it to the expression on the left.
>>> a=6
>>> a//=3
>>> print(a)
2