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‎Concept 4 – Method & Constructor Overloading/Problem 01.py‎

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class Calculator:
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def __init__(self, first_value, operator, second_value):
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print("Let's Calculate!")
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self.first_value = first_value
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self.operator = operator
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self.second_value = second_value
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print(f"Value 1: {self.first_value}")
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print(f"Operator: {self.operator}")
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print(f"Value 2: {self.second_value}")
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if self.operator == "+":
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Calculator.add(self)
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elif self.operator == "-":
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Calculator.subtract(self)
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elif self.operator == "*":
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Calculator.multiply(self)
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elif self.operator == "/":
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Calculator.divide(self)
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def add(self):
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print(f"Result : {self.first_value + self.second_value}")
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def subtract(self):
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print(f"Result : {self.first_value - self.second_value}")
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def multiply(self):
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print(f"Result : {self.first_value * self.second_value}")
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def divide(self):
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print(f"Result : {self.first_value / self.second_value}")
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first_value = int(input())
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operator = input()
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second_value = int(input())
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calc = Calculator(first_value, operator, second_value)

‎Concept 4 – Method & Constructor Overloading/Problem 02.py‎

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class Customer:
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def __init__(self, name):
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self.name = name
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def greet(self, name=None):
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if name != None:
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print(f"Hello {name}!")
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else:
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print("Hello!")
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def purchase(self, *item):
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print(f"{self.name}, you purchased {len(item)} items(s):")
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for i in item:
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print(i)
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customer_1 = Customer("Sam")
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customer_1.greet()
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customer_1.purchase("chips", "chocolate", "orange juice")
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print("-----------------------------")
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customer_2 = Customer("David")
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customer_2.greet("David")
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customer_2.purchase("orange juice")

‎Concept 4 – Method & Constructor Overloading/Problem 03.py‎

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class Panda:
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def __init__(self, name, gender, age):
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self.name = name
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self.gender = gender
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self.age = age
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def sleep(self, sleep_time = None):
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if sleep_time is None:
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return f"{self.name}'s duration is unknown thus should have only bamboo leaves"
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elif sleep_time >= 3 and sleep_time <= 5:
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return f"{self.name} sleeps {sleep_time} hours daily and should have Mixed Veggies"
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elif sleep_time >= 6 and sleep_time <= 8:
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return f"{self.name} sleeps {sleep_time} hours daily and should have Eggplant & Tofu"
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elif sleep_time >= 9 and sleep_time <= 11:
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return f"{self.name} sleeps {sleep_time} hours daily and should have Broccoli Chicken"
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panda1 = Panda("Kunfu","Male", 5)
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panda2=Panda("Pan Pan","Female",3)
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panda3=Panda("Ming Ming","Female",8)
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print("{} is a {} Panda Bear who is {} years old".format(panda1.name,panda1.gender,panda1.age))
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print("{} is a {} Panda Bear who is {} years old".format(panda2.name,panda2.gender,panda2.age))
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print("{} is a {} Panda Bear who is {} years old".format(panda3.name,panda3.gender,panda3.age))
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print("===========================")
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print(panda2.sleep(10))
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print(panda1.sleep(4))
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print(panda3.sleep())

‎Concept 4 – Method & Constructor Overloading/Problem 04.py‎

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class Cat:
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def __init__(self, color="White", activity="sitting"):
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self.color = color
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self.activity = activity
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def printCat(self):
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print(f"{self.color} cat is {self.activity}")
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def changeColor(self, new_color):
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self.color = new_color
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c1 = Cat()
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c2 = Cat("Black")
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c3 = Cat("Brown", "jumping")
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c4 = Cat("Red", "purring")
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c1.printCat()
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c2.printCat()
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c3.printCat()
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c4.printCat()
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c1.changeColor("Blue")
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c3.changeColor("Purple")
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c1.printCat()
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c3.printCat()

‎Concept 4 – Method & Constructor Overloading/Problem 05.py‎

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class Student:
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def __init__(self, name="default student"):
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self.name = name
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def quizcalc(self, *score):
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average = sum(list(score)) / 3
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self.message = f"Your average quiz score is {average}"
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def printdetail(self):
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print(f"Hello {self.name}")
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print(self.message)
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s1 = Student()
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s1.quizcalc(10)
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print("--------------------------------")
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s1.printdetail()
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s2 = Student("Harry")
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s2.quizcalc(10, 8)
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print("--------------------------------")
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s2.printdetail()
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s3 = Student("Hermione")
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s3.quizcalc(10, 9, 10)
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print("--------------------------------")
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s3.printdetail()

‎Concept 4 – Method & Constructor Overloading/Problem 06.py‎

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class Vehicle:
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def __init__(self):
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self.x_axis = 0
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self.y_axis = 0
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def moveUp(self):
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self.y_axis += 1
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def moveDown(self):
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self.y_axis -= 1
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def moveRight(self):
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self.x_axis += 1
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def moveLeft(self):
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self.x_axis -= 1
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def print_position(self):
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print(f"({self.x_axis}, {self.y_axis})")
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car = Vehicle()
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car.print_position()
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car.moveUp()
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car.print_position()
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car.moveLeft()
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car.print_position()
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car.moveDown()
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car.print_position()
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car.moveRight()

‎Concept 4 – Method & Constructor Overloading/Problem 07.py‎

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class Programmer:
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def __init__(self, name, language, exp):
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self.name = name
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self.language = language
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self.exp = exp
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self.flag = True
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def addExp(self, additional_exp):
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self.flag = False
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print(f"Updating experience of {self.name}")
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self.exp += additional_exp
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def printDetails(self):
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if self.flag:
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print("Horray! A new programmer is born")
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print(f"Name: {self.name}")
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print(f"Language: {self.language}")
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print(f"Experience: {self.exp} years")
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p1 = Programmer("Ethen Hunt", "Java", 10)
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p1.printDetails()
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print("--------------------------")
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p2 = Programmer("James Bond", "C++", 7)
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p2.printDetails()
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print("--------------------------")
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p3 = Programmer("Jon Snow", "Python", 4)
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p3.printDetails()
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p3.addExp(5)
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p3.printDetails()

‎Concept 4 – Method & Constructor Overloading/Problem 08.py‎

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class Student:
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def __init__(self, name, ID, dept="CSE"):
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self.name = name
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self.ID = ID
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self.dept = dept
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def dailyEffort(self, hours):
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self.hours = hours
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def printDetails(self):
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print(f"Name: {self.name}")
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print(f"ID: {self.ID}")
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print(f"Department: {self.dept}")
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print(f"Daily Effort: {self.hours} hour(s)")
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if self.hours <= 2:
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print("Suggestion: Should give more effort!")
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elif self.hours <= 4:
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print("Suggestion: Keep up the good work!")
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else:
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print("Suggestion: Execellent! Now motivate others.")
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harry = Student("Harry Potter", 123)
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harry.dailyEffort(3)
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harry.printDetails()
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print("========================")
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john = Student("John Wick", 456, "BBA")
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john.dailyEffort(2)
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john.printDetails()
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print("========================")
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naruto = Student("Naruto Uzumaki", 777, "Ninja")
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naruto.dailyEffort(6)
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naruto.printDetails()

‎Concept 4 – Method & Constructor Overloading/Problem 09.py‎

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class Patient:
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def __init__(self, name, age):
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self.name = name
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self.age = age
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def add_Symptom(self, *symptom):
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symptoms = ""
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for i in symptom:
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symptoms += i + ", "
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self.symptoms = symptoms
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def printPatientDetail(self):
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print(f"Name: {self.name}")
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print(f"Age: {self.age}")
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print(f"Symptoms: {self.symptoms[:-2]}")
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p1 = Patient("Thomas", 23)
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p1.add_Symptom("Headache")
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p2 = Patient("Carol", 20)
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p2.add_Symptom("Vomiting", "Coughing")
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p3 = Patient("Mike", 25)
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p3.add_Symptom("Fever", "Headache", "Coughing")
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print("=========================")
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p1.printPatientDetail()
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print("=========================")
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p2.printPatientDetail()
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print("=========================")
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p3.printPatientDetail()
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print("=========================")

‎Concept 4 – Method & Constructor Overloading/Problem 10.py‎

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class Avengers:
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def __init__(self, name, partner):
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self.name = name
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self.partner = partner
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def super_powers(self, *power):
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powers = ""
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for i in power:
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powers += i
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powers += ", "
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self.powers = powers
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def printAvengersDetail(self):
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print(f"Name: {self.name}")
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print(f"Partner: {self.partner}")
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print(f"Super powers: {self.powers[:-2]}")
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a1 = Avengers("Captain America", "Bucky Barnes")
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a1.super_powers("Stamina", "Slowed ageing")
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a2 = Avengers("Doctor Strange", "Ancient One")
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a2.super_powers("Mastery of magic")
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a3 = Avengers("Iron Man", "War Machine")
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a3.super_powers("Genius level intellect", "Scientist ")
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print("=========================")
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a1.printAvengersDetail()
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print("=========================")
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a2.printAvengersDetail()
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print("=========================")
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a3.printAvengersDetail()
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print("=========================")

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