class methods in python

1#To create a static method, just add "@staticmethod" before defining it.
2
3>>>class Calculator:
4    # create static method
5    @staticmethod
6    def multiplyNums(x, y):
7        return x * y
8
9>>>print('Product:', Calculator.multiplyNums(15, 110))
10Product:1650

1class Person:
2  def __init__(self, _name, _age):
3    self.name = _name
4    self.age = _age
5   
6  def sayHi(self):
7    print('Hello, my name is ' + self.name + ' and I am ' + self.age + ' years old!')
8    
9p1 = Person('Bob', 25)
10p1.sayHi() # Prints: Hello, my name is Bob and I am 25 years old!

1class uneclasse():
2  def __init__(self):
3    pass
4  def something(self):
5    pass
6xx = uneclasse()
7xx.something()

1class Fan:
2
3    def __init__(self, company, color, number_of_wings):
4        self.company = company
5        self.color = color
6        self.number_of_wings = number_of_wings
7        
8    def PrintDetails(self):
9        print('This is the brand of',self.company,'its color is', self.color,' and it has',self.number_of_wings,'petals')
10    
11        
12    def switch_on(self):
13        print("fan started")
14        
15    def switch_off(self):
16        print("fan stopped")
17        
18    def speed_up(self):
19        print("speed increased by 1 unit")
20        
21    def speed_down(self):
22        print("speed decreased by 1 unit")
23        
24usha_fan = Fan('usha','skin',5)
25fan = Fan('bajaj','wite', 4)
26
27
28print('these are the details of this fan')
29usha_fan.PrintDetails()
30print()
31
32usha_fan.switch_on()

1from datetime import date
2
3# random Person
4class Person:
5    def __init__(self, name, age):
6        self.name = name
7        self.age = age
8
9    @classmethod
10    def fromBirthYear(cls, name, birthYear):
11        return cls(name, date.today().year - birthYear)
12
13    def display(self):
14        print(self.name + "'s age is: " + str(self.age))
15
16person = Person('Adam', 19)
17person.display()
18
19person1 = Person.fromBirthYear('John',  1985)
20person1.display()

1@classmethod
2def func(cls, args...)