how to declare a class in python

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 Person:
2  def __init__(self, name, age):
3    self.name = name
4    self.age = age
5  def myfunc(self):
6    print("Hello my name is " + self.name +".")
7
8p1 = Person("Victor", 24)
9p1.myfunc()

1
2class Dog(object):
3    def __init__(self, name, age):
4        self.name = name
5        self.age = age
6
7    def speak(self):
8        print("Hi I'm ", self.name, 'and I am', self.age, 'Years Old')
9
10JUB0T = Dog('JUB0T', 55)
11Friend = Dog('Doge', 10)
12JUB0T.speak()
13Friend.speak()

1# Python classes
2
3class Person():
4  # Class object attributes (attributes that not needed to be mentioned when creating new class of person)
5  alive = True
6  
7  def __init__(self, name, age):
8    # In the __init__ method you can make attributes that will be mentioned when creating new class of person
9    self.name = name
10    self.age = age
11    
12  def speak(self):
13    # In every method in class there will be self, and then other things (name, age, etc.)
14    print(f'Hello, my name is {self.name} and my age is {self.age}') # f'' is type of strings that let you use variable within the string
15
16person_one = Person('Sam', 23) # Sam is the name attribute, and 23 is the age attribute
17person_one.speak() # Prints Hello, my name is Sam and my age is 23
18
19==================================================================
20# Output:
21
22>>> 'Hello, my name is Sam and my age is 23'

1class awwab(object):
2    def __init__(self, name, age):
3        self.name = name
4        self.age = age
5    
6    def speak(self):
7        print("Hello, my name is",self.name,"and I am",self.age,"years old!")
8        
9awwabasad = awwab("Awwab Asad", 11)
10print(awwabasad.speak())