Apr 7, 2025 · The not keyword in Python is a logical operator used to obtain the negation or opposite Boolean value of an operand. It is a unary operator, meaning it takes only one operand and returns its complementary Boolean value. For example, if False is given as an operand to not, it returns True, and vice versa; How to Use Not Operator in Python?

Python’s not operator allows you to invert the truth value of Boolean expressions and objects. You can use this operator in Boolean contexts, such as if statements and while loops. It also works in non-Boolean contexts, which allows you to invert the truth value of your variables.

The not keyword is a logical operator. The return value will be True if the statement(s) are not True, otherwise it will return False.

The Python "not" operator is an essential tool for logical negation in conditions, loops, and expressions. Learning to properly use the "not" Boolean operator lets you write cleaner, more readable code, especially when dealing with Boolean …

Feb 13, 2025 · The ‘not in’ Python operator evaluates to true if it does not find the variable in the specified sequence and false otherwise. An alternative to Membership ‘in’ operator is the contains () function. This function is part of the Operator module in Python.

Oct 19, 2022 · It is used to get the negation of a value, i.e. it allows us to invert the truth value of a given boolean expression. This operator can be applied in boolean situations like if statements and while loops. It also functions in non-Boolean settings, enabling you to …

Jan 26, 2025 · The `not` operator in Python allows developers to reverse the truth value of a given expression. This seemingly simple operator has far-reaching implications and can be used in a variety of scenarios to write more robust and flexible code.

In this tutorial, we learned how to use the Python not logical operator with boolean and non-boolean operands. The not operator inverts the truth value of its operand, returning True for False operands and False for True operands.

Python Not Operator: Syntax, Usage, and Examples. The Python not operator is a logical operator that inverts the truth value of an expression. Using not, the value True becomes False and the other way around. How to Use the Not Operator in Python. Using the not operator in the Python programming language

Sep 7, 2023 · In its simplest form, the ‘not’ keyword in Python is used to reverse the truth value of the operand it precedes. If the operand is True, ‘not’ will return False, and if the operand is False, ‘not’ will return True. This is a fundamental aspect of Python’s logical operations. Here is a basic example of using the ‘not’ keyword: