Sometimes, you may want to check multiple conditions at the same time. To do so, you use logical operators.

This was a pilot I wrote as part of a longer term project to write a Pythonic interface to the Prolog unification algorithm. The idea behind unification is to take a list of propositions and a logical ...

In each case, the left-hand side evaluates to something falsey (empty sequence or empty set), so the result is that first falsey value. Python never bothers to evaluate anything on the right-hand side ...

Abstract: In most programming languages, there are logical operators "logical NOT", "logical AND", "logical OR". There are also logical bitwise operators "bitwise NOT ...