class circleArea:
"""Simple example code for finding circle area"""
def __init__(self):
"""Initailiaze the object"""
self.r=input("Please enter radius of circle::")
self.calculate(self.r)
self.printGlobal()
def calculate(self, rad):
"""perform calculation"""
self.area = rad*rad*3.14
self.perimeter =2*3.14*rad
print("Area of circle: %f") % self.area
print("Perimeter of circle: %f") % self.perimeter
def printGlobal(self):
"""proving that the self.area is globally defined"""
print("Proving global variable: %f") % self.area
circ = circleArea()