Python membership operators test for membership in a sequence or an iterable such as strings, lists or tuples.
Evaluates to true if it finds a variable in the specified sequence and false otherwise.
Evaluates to true if it does not find a variable in the specified sequence and false otherwise.
>>> 'op' in 'Python operators' True >>> 'op' not in 'Python operators' False >>> 5 in range(10) True >>> 7 not in range(10) False >>>
Evaluates to true if the variables on either side of the operator points to the same object and false otherwise.
Evaluates to false if the variables on either side of the operator points to the same object and true otherwise.
>>> name="dEexams" >>> name is "dEexams" True >>> name1=["a","b","c"] >>> name2=name1 >>> name1 is name2 True >>> name1 is not name2 False >>>
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