chapter 10

Object oriented

# Oops
# class oriented
'''
class RailwayForm:
    formType = "RailwayForm"
    def printData(self):
        print(f"name is {self.name}")
        print(f"train is {self.train}")

application = RailwayForm()
application.name = "Onam"
application.train = "Rajdhani Express"
application.printData()
'''


# Class attibution
'''
class Employee:
    company = "Google"
   

harry = Employee()
rajani = Employee()
harry.salary = 300
rajani.salary = 400

print(harry.company)
print(rajani.company)
Employee.company = "youtube"
print(harry.company)
print(rajani.company)
print(harry.salary)
print(rajani.salary)
'''


'''
# instant attribution

class Employee:
    company = "Google"
    salary = 100
   
  
harry = Employee()
rajani = Employee()
# Creating instant attribute salary for both the objects
# harry.salary = 300
# rajani.salary = 400
harry.salary = 40
print(harry.salary)
print(rajani.salary)
# below line throw an error as address in not present in isinstance/class
# print(rajani.address)
'''


'''
class Employee:
    company = "Google"
    def getSalary(self):
        print(f"salary of this employee who working in {self.company} is {self.salary}")

harry = Employee()
harry.salary = 10000
harry.getSalary() #Employee.getSalary(harry)
'''

static method

class Employee:
    company = "Google"

    def getSalary(self):
        print(f"salary of this employee who working in {self.company} is {self.salary}")

    @staticmethod
    def greet():
        print("good morning")
    
    @staticmethod
    def time():
        print("your time over ")


harry = Employee()
harry.salary = 10000
harry.getSalary() #Employee.getSalary(harry)
harry.greet()
harry.time()

constructor

class Employee:
    company = "Google"

    def __init__(self,name,salary,subunit):
        self.name = name
        self.salary = salary
        self.subunit = subunit
        print("Employee is created")

    def getDetails (self):
        print(f"The name of the employee is {self.name}")
        print(f"The salary of the employee is {self.salary}")
        print(f"The subunit of the employee is {self.subunit}")

   
harry = Employee("harry",100,"Youtube")
harry.getDetails()