May 2017
Intermediate to advanced
310 pages
8h 5m
English
Content preview from Python Data Structures and Algorithms
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Membership, identity, and logical operations
Membership operators (in, not in) test for variables in sequences, such as lists or strings do what you would expect, x in y returns True if a variable x is found in y. The is operator compares object identity. For example, the following snippet shows contrast equivalence with object identity: