What does -= mean in Python?

Python Arithmetic Operators OperatorNameExample+Additionx + y-Subtractionx – y*Multiplicationx * y/Divisionx / yPython Operators – W3Schools www.w3schools.com › python › python_operators

-= Subtraction Assignment Subtracts a value from the variable and assigns the result to that variable.

= is defined as not equal to operator . It returns True if operands on either side are not equal to each other, and returns False if they are equal. Python3.