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Author: ShadmanSakibRahman

Concept 7 – Inheritance/Problem 01.py

@@ -0,0 +1,26 @@
+class Student:
+    def __init__(self, name="Just a student", dept="nothing"):
+        self.__name = name
+        self.__department = dept
+
+    def set_department(self, dept):
+        self.__department = dept
+
+    def get_name(self):
+        return self.__name
+
+    def set_name(self, name):
+        self.__name = name
+
+    def __str__(self):
+        return "Name: " + self.__name + " Department: " + self.__department
+
+
+class BBA_Student(Student):
+    def __init__(self, name="default", dept="BBA"):
+        super().__init__(name, dept)
+
+
+print(BBA_Student())
+print(BBA_Student("Humpty Dumpty"))
+print(BBA_Student("Little Bo Peep"))

Concept 7 – Inheritance/Problem 02.py

@@ -0,0 +1,54 @@
+class Vehicle:  # review
+    def __init__(self):
+        self.x = 0
+        self.y = 0
+
+    def moveUp(self):
+        self.y += 1
+
+    def moveDown(self):
+        self.y -= 1
+
+    def moveRight(self):
+        self.x += 1
+
+    def moveLeft(self):
+        self.x -= 1
+
+    def __str__(self):
+        return "(" + str(self.x) + " , " + str(self.y) + ")"
+
+
+class Vehicle2010(Vehicle):
+    def moveLowerLeft(self):
+        super().moveDown()
+        super().moveLeft()
+
+    def equals(self, other):
+        return self.x == other.x and self.y == other.y
+
+
+print("Part 1")
+print("------")
+car = Vehicle()
+print(car)
+car.moveUp()
+print(car)
+car.moveLeft()
+print(car)
+car.moveDown()
+print(car)
+car.moveRight()
+print(car)
+print("------")
+print("Part 2")
+print("------")
+car1 = Vehicle2010()
+print(car1)
+car1.moveLowerLeft()
+print(car1)
+car2 = Vehicle2010()
+car2.moveLeft()
+print(car1.equals(car2))
+car2.moveDown()
+print(car1.equals(car2))

Concept 7 – Inheritance/Problem 03.py

@@ -0,0 +1,46 @@
+class Tournament:  # review
+    def __init__(self, name="Default"):
+        self.__name = name
+
+    def set_name(self, name):
+        self.__name = name
+
+    def get_name(self):
+        return self.__name
+
+
+class Cricket_Tournament(Tournament):
+    def __init__(self, name=None, teams=0, type="No type"):
+        self.teams = teams
+        self.type = type
+        self.name = name
+
+        if self.name == None:
+            self.name = super().__init__()
+        else:
+            self.name = super().__init__(name)
+
+    def detail(self):
+        name = super().get_name()
+        return f"Cricket Tournament Name: {name}\nNumber of Teams: {self.teams}\nType: {self.type}"
+
+
+class Tennis_Tournament(Tournament):
+    def __init__(self, name, player_num):
+        self.name = name
+        self.player_num = player_num
+
+    def detail(self):
+        return (
+            f"Tennis Tournamnet Name: {self.name}\nNumber of Players: {self.player_num}"
+        )
+
+
+ct1 = Cricket_Tournament()
+print(ct1.detail())
+print("-----------------------")
+ct2 = Cricket_Tournament("IPL", 10, "t20")
+print(ct2.detail())
+print("-----------------------")
+tt = Tennis_Tournament("Roland Garros", 128)
+print(tt.detail())

Concept 7 – Inheritance/Problem 04.py

@@ -0,0 +1,49 @@
+class Product:
+    def __init__(self, id, title, price):
+        self.__id = id
+        self.__title = title
+        self.__price = price
+
+    def get_id_title_price(self):
+        return (
+            "ID: "
+            + str(self.__id)
+            + " Title: "
+            + self.__title
+            + " Price: "
+            + str(self.__price)
+        )
+
+
+class Book(Product):
+    def __init__(self, id, title, price, ISBN, publisher):
+        super().__init__(id, title, price)
+        self.ISBN = ISBN
+        self.publisher = publisher
+
+    def printDetail(self):
+        return (
+            super().get_id_title_price()
+            + f"\nISBN: {self.ISBN} Publisher: {self.publisher}"
+        )
+
+
+class CD(Product):
+    def __init__(self, id, title, price, band, duration, genre):
+        super().__init__(id, title, price)
+        self.band = band
+        self.duration = duration
+        self.genre = genre
+
+    def printDetail(self):
+        return (
+            super().get_id_title_price()
+            + f"\nBand: {self.band} Duration: {self.duration}minutes\nGenre: {self.genre}"
+        )
+
+
+book = Book(1, "The Alchemist", 500, "97806", "HarperCollins")
+print(book.printDetail())
+print("-----------------------")
+cd = CD(2, "Shotto", 300, "Warfaze", 50, "Hard Rock")
+print(cd.printDetail())

Concept 7 – Inheritance/Problem 05.py

@@ -0,0 +1,31 @@
+class Animal:
+    def __init__(self, sound):
+        self.__sound = sound
+
+    def makeSound(self):
+        return self.__sound
+
+
+class Printer:
+    def printSound(self, a):
+        print(a.makeSound())
+
+
+class Dog(Animal):
+    def __init__(self, sound):
+        super().__init__(sound)
+
+
+class Cat(Animal):
+    def __init__(self, sound):
+        super().__init__(sound)
+
+
+# write your code here
+d1 = Dog("bark")
+c1 = Cat("meow")
+a1 = Animal("Animal does not make sound")
+pr = Printer()
+pr.printSound(a1)
+pr.printSound(c1)
+pr.printSound(d1)

Concept 7 – Inheritance/Problem 06.py

@@ -0,0 +1,52 @@
+class Shape:
+    def __init__(self, name="Default", height=0, base=0):
+        self.area = 0
+        self.name = name
+        self.height = height
+        self.base = base
+
+    def get_height_base(self):
+        return "Height: " + str(self.height) + ", Base: " + str(self.base)
+
+
+class triangle(Shape):
+    def calcArea(self):
+        self.area = (self.height * self.base) / 2
+
+    def printDetail(self):
+
+        return (
+            f"Shape name: {self.name}\n"
+            + super().get_height_base()
+            + f"\nArea: {self.area}"
+        )
+
+
+class trapezoid(Shape):
+    def __init__(self, name, height, base, side_A):
+        super().__init__(name, height, base)
+        self.side_A = side_A
+
+    def calcArea(self):
+        self.area = ((self.base + self.side_A) / 2) * self.height
+
+    def printDetail(self):
+        return (
+            f"Shape name: {self.name}\n"
+            + super().get_height_base()
+            + f", Side_A: {self.side_A}"
+            + f"\nArea: {self.area}"
+        )
+
+
+tri_default = triangle()
+tri_default.calcArea()
+print(tri_default.printDetail())
+print("--------------------------")
+tri = triangle("Triangle", 10, 5)
+tri.calcArea()
+print(tri.printDetail())
+print("---------------------------")
+trap = trapezoid("Trapezoid", 10, 6, 4)
+trap.calcArea()
+print(trap.printDetail())

Concept 7 – Inheritance/Problem 07.py

@@ -0,0 +1,48 @@
+class Football:
+    def __init__(self, team_name, name, role):
+        self.__team = team_name
+        self.__name = name
+        self.role = role
+        self.earning_per_match = 0
+
+    def get_name_team(self):
+        return "Name: " + self.__name + ", Team Name: " + self.__team
+
+
+class Player(Football):
+    def __init__(self, team_name, name, role, goal, played):
+        super().__init__(team_name, name, role)
+        self.goal = goal
+        self.played = played
+
+    def calculate_ratio(self):
+        self.ratio = self.goal / self.played
+
+    def print_details(self):
+        earning = (self.goal * 1000) + (self.played * 10)
+        print(super().get_name_team())
+        print(f"Team Role: {self.role}")
+        print(f"Total Goal: {self.goal}, Total Played: {self.played}")
+        print(f"Goal Ratio: {self.ratio}")
+        print(f"Match Earning: {earning}K")
+
+
+class Manager(Football):
+    def __init__(self, team_name, name, role, win):
+        super().__init__(team_name, name, role)
+        self.win = win
+
+    def print_details(self):
+        earning = self.win * 1000
+        print(super().get_name_team())
+        print(f"Team Role: {self.role}")
+        print(f"Win: {self.win}")
+        print(f"Match Earning: {earning}K")
+
+
+player_one = Player("Juventus", "Ronaldo", "Striker", 25, 32)
+player_one.calculate_ratio()
+player_one.print_details()
+print("------------------------------------------")
+manager_one = Manager("Real Madrid", "Zidane", "Manager", 25)
+manager_one.print_details()