#File: ChapterOO/circleClass2.py
"""
radius= 10 area= 314.16
"""
from math import pi

class myCircle:      # has attributes: radius
    #constructor
    def __init__(self, r):
        self.radius = r 
    # methods
    def pprint( self ):
        print( 'radius=',self.radius, "area=",self.area())
        
    def area(self):
        return round(pi * self.radius ** 2,2)
    
def main():
    c = myCircle(10)
    c.pprint()

main()