python in

1#[start:end:step]
2>>> range(10)[::2]
3[0, 2, 4, 6, 8]

1#The (!) is the not operator in Python, (!=) means not equal to.
2if 2!=10:
3  print("2 isn't equal to 10.")
4elif 2=10:
5  print("2 is equal to 10.")
6#Prints "2 isn't equal to 10." as 2 isn't equal to 10. Is it?

1
2fruits = ["apple", "banana", "cherry"]
3
4if "banana" in fruits:
5    print("yes")