not in python
x = 10
if not x:
print("True")
else:
print("False")
is not in python
li = [1,2,'a','b']
if 'hello' not in li:
print('hello is not in the list')
python not in
arr = ['a','b','c','d','e','f']
if 'g' not in arr:
print('g is not in the list')
python not in list
>>> 3 not in [2, 3, 4]
False
>>> 3 not in [4, 5, 6]
True
python is not
result is not None
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