Chapter folders renamed

Chapter03/polymorphism/methodoverloading1.py

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+#methodoverloading1.py
+class Car:
+    def __init__(self, color, seats):
+        self.i_color = color
+        self.i_seat = seats
+
+    def print_me(self, i='basic'):
+        if(i =='basic'):
+            print(f"This car is of color {self.i_color}")
+        else:
+            print(f"This car is of color {self.i_color} with seats {self.i_seat}")
+
+if __name__ == "__main__":
+    car = Car("blue", 5 )
+    car.print_me()
+    car.print_me('blah')
+    car.print_me('detail')

Chapter03/polymorphism/methodoverriding1.py

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+#methodoverriding1.py
+class Vehicle:
+    def __init__(self, color):
+        self.i_color = color
+
+    def print_me(self):
+        print(f"This is vehicle and I know my color is {self.i_color}")
+
+class Car (Vehicle):
+    def __init__(self, color, seats):
+        self.i_color = color
+        self.i_seats = seats
+
+    def print_me(self):
+        print( f"Car with color {self.i_color} and no of seats {self.i_seats}")
+
+class Truck (Vehicle):
+    def __init__(self, color, capacity):
+        self.i_color = color
+        self.i_capacity = capacity
+
+    def print_me(self):
+        print( f"Truck with color {self.i_color} and loading capacity {self.i_capacity} tons")
+
+if __name__ == "__main__":
+    vehicle = Vehicle("red")
+    vehicle.print_me()
+    car = Car ("blue", 5)
+    car.print_me()
+    truck = Truck("white", 1000)
+    truck.print_me()