There are three kinds of and, or, not in Python logical operators
【1】and logic: "Two truths are true to be true"--true true and true ---true --- two true is true true and false ---false false and false ---false false and true ---false Use case diagram: 【2】or logic: "Two false is false is false"---false true or true ---true true or flase ---true flase or true ---true flase or flase ---flase --- two false is false is false Use case diagram: 【3】not logic: "True becomes false and false becomes true" not true ---falas --- true to false not falas ---true ---false becomes true Priority level in operation: () >not >and >or