project structure updated

app.py

+from scripts.services.index import shape
+
+shape()

scripts/constants/const.py

+pi = 3.14

shape/Circle.py → scripts/core/handlers/Circle.py

+from scripts.constants.const import *
+
+
 class myException(Exception):
     pass
+
+
 class Circle:
     def __init__(self, radius):
         self.radius = radius
 
     def area(self):
         try:
-            return 3.14 * self.radius * self.radius
+            return pi * self.radius * self.radius
         except myException:
             print("exception occurred")
 
     def perimetr(self):
         try:
-            return 2 * 3.14 * self.radius
+            return 2 * pi * self.radius
         except myException:
             print("exception occurred")

index.py → scripts/services/index.py

-from shape.rectangle import Rect
-from shape.Circle import Circle
-from shape.square import Square
+from scripts.core.handlers.rectangle import Rect
+from scripts.core.handlers.Circle import Circle
+from scripts.core.handlers.square import Square
 
-i = 1
-while i == 1:
+
+def shape():
+    i = 1
+    while i == 1:
         print("enter the choice \n1.area and perimeter of rectangle\n"
               "2.area and perimeter of circle\n"
               "3.area and perimeter of square\n"