what does @staticmethod do in python code example

Example 1: static methods in python

class Calculator:

    # create addNumbers static method
    @staticmethod
    def addNumbers(x, y):
        return x + y

print('Product:', Calculator.addNumbers(15, 110))

Example 2: staticmethod python

import random

class Example:
  	# A static method doesn't take the self argument and
    # cannot access class members.
	@staticmethod
    def choose(l: list) -> int:
    	return random.choice(l)
    
    def __init__(self, l: list):
      self.number = self.choose(l)