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Python is Keyword

❮ Python Keywords

Example

Check if two objects are the same object:

x = ["apple", "banana", "cherry"]

y = x

print(x is y)
Run example »

Definition and Usage

The is keyword is used to test if two variables refer to the same object.

The test returns True if the two objects are the same object.

The test returns False if they are not the same object, even if the two objects are 100% equal.

Use the == operator to test if two variables are equal.

More Examples

Example

Test two objects that are equal, but not the same object:

x = ["apple", "banana", "cherry"]

y = ["apple", "banana", "cherry"]

print(x is y)
Run example »

❮ Python Keywords