5. OOP

Question 1

what casing is used for Class

Answer 1

Camel casing vs snake casing which is used for variable

Question 2

how to create an instance and attribute

Answer 2

“init” method
self keyword can be something else, but just stick with self. it means it is associated with the specific instance

class Dog():
    def \_\_init\_\_(self,breed):
        self.breed = bread

my_dog = Dog(breed=’Husky’)

Question 3

two major features of a Class

Answer 3

attribute and methods

Question 4

class object attributes

Answer 4

class Dog():
    species = 'mammal'

Question 5

what is method

Answer 5

method is a function inside a class work in the object in some ways

Question 6

how to create a method

Answer 6

class Dog():
     def bark(self,variable1, variable2):
         print(self.name)

Question 7

inheritence

Answer 7

class Dog(BaseClass):
    pass

Question 8

polymorphism

Answer 8

different class using the same method name

Question 9

magic/Dunder methods

or how to print an instance

Answer 9

create special methods so that the class can be defined for build-in functions

e.g. string representation
 def \_\_str\_\_(self):
         return f'My name is {self.name}'

e.g. len representation
 def \_\_len\_\_(self):
         return self.radius