completed

.idea/.gitignore

+# Default ignored files
+/shelf/
+/workspace.xml

.idea/assignment1.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/venv" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file

.idea/inspectionProfiles/profiles_settings.xml

+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file

.idea/misc.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.9 (assignment1)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file

.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/assignment1.iml" filepath="$PROJECT_DIR$/.idea/assignment1.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

.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

main.py

+from shapes import square
+from shapes import rectangle
+from shapes import circle
+
+while True:
+
+    # selecting shape by user
+
+    print("1.square \n 2.rectangle \n  3.circle \n")
+    shape = int(input("enter your choice\n"))
+
+    # Exception raise for wrong choice
+
+    if shape > 4 or shape < 0:
+        raise Exception("invalid choice of shape")
+
+    # calling for calculation
+    if shape == 1:
+        side = float(input("enter side length"))
+        square.Area(side).square_area()
+        square.Perimeter(side).square_perimeter()
+    elif shape == 2:
+        length = float(input("enter the length"))
+        breadth = float(input("enter the breadth"))
+        rectangle.Area(length, breadth).rectangle_area()
+        rectangle.Perimeter(length, breadth).rectangle_perimeter()
+    elif shape == 3:
+        radius = float(input("enter the radius"))
+        circle.Area(20).circle_area()
+        circle.Perimeter(20).circle_perimeter()

shapes/circle.py

+# inheriting exception class
+class Check(Exception):
+    pass
+
+
+class Circle:
+    def __init__(self, radius):
+        self.radius = radius
+
+
+# class for area calculation
+
+class Area(Circle):
+    def __init__(self, radius):
+        super().__init__(radius)
+
+    def circle_area(self):
+        try:
+            print(3.14 * self.radius * self.radius)
+        except Check:
+            print("\n exception occurred")
+
+
+# class for perimeter calculation
+
+class Perimeter(Circle):
+    def __init__(self, radius):
+        super().__init__(radius)
+
+    def circle_perimeter(self):
+        try:
+            print(2 * 3.14 * self.radius)
+        except Check:
+            print("\n exception occurred")

shapes/rectangle.py

+# inheriting exception class
+class Check(Exception):
+    pass
+
+
+class Rectangle:
+    def __init__(self, length, breadth):
+        self.length = length
+        self.breadth = breadth
+
+
+# class for area calculation
+class Area(Rectangle):
+    def __init__(self, length, breadth):
+        super().__init__(length, breadth)
+
+    def rectangle_area(self):
+        try:
+            print(self.length * self.breadth)
+        except Check:
+            print("\n exception occurred")
+
+
+# class for perimeter calculation
+class Perimeter(Rectangle):
+    def __init__(self, length, breadth):
+        super().__init__(length, breadth)
+
+    def rectangle_perimeter(self):
+        try:
+            print(2 * (self.length + self.breadth))
+        except Check:
+            print("\n exception occurred")

shapes/square.py

+# inheriting exception class
+class Check(Exception):
+    pass
+
+
+class Square:
+    def __init__(self, side_length):
+        self.length = side_length
+
+
+# class for area calculation
+class Area(Square):
+    def __init__(self, length):
+        super().__init__(length)
+
+    def square_area(self):
+        try:
+            print(self.length * self.length)
+        except Check:
+            print("\n exception occurred")
+
+
+# class for perimeter calculation
+class Perimeter(Square):
+    def __init__(self, length):
+        super().__init__(length)
+
+    def square_perimeter(self):
+        try:
+            print(self.length * 4)
+        except Check:
+            print("\n exception occurred")