added assignment1

.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

shape/circle.py

+# inherited Exception class
+class TestException(Exception):
+    pass
 class Circle:
     def __init__(self, radius):
         self.radius = radius
 
     def area_circle(self):
+        try:
             area = 3.14 * self.radius * self.radius
             return area
+        except TestException:
+            print("\nException Occurred\n")
 
     def perimeter_circle(self):
+        try:
             perimeter = 2 * 3.14 * self.radius
             return perimeter
+        except TestException:
+            print("\nException Occurred\n")

shape/rectangle.py

+# inherited Exception class
+class TestException(Exception):
+    pass
+
+
 class Rect:
     def __init__(self, length, breadth):
         self.length = length
         self.breadth = breadth
 
     def area_rect(self):
+        try:
             area = self.length * self.breadth
             return area
+        except TestException:
+            print("\nException Occurred\n")
 
     def perimeter_rect(self):
+        try:
             perimeter = 2 * (self.length + self.breadth)
             return perimeter
+        except TestException:
+            print("\nException Occurred\n")

shape/square.py

+# inherited Exception class
+class TestException(Exception):
+    pass
 class Square:
     def __init__(self, side):
         self.side = side
 
     def area_square(self):
+        try:
             area = self.side * self.side
             return area
+        except TestException:
+            print("\nException Occurred\n")
 
     def perimeter_square(self):
+        try:
             perimeter = 4 * self.side
             return perimeter
+        except TestException:
+            print("\nException Occurred\n")