gistfile1.py

import random

class Friend:
    def __init__(self, name, age=False):
        self.name = name

        if not age or age == True:
            self.age = random.randint(1, 100)
        else:
            self.age = age

        if self.age < 0 or self.age > 100:
            print "Invalid Age. Please Enter an Age Between 1-100"

    def show_name(self):
        print self.name

    def show_age(self):
        print self.age


friend1 = Friend("Tod")
print friend1.name
print friend1.age

friend2 = Friend("Tim", 19)
friend2.show_name()
friend2.show_age()