class Employee(object):
    def __init__(self, name, salary=0):
        self.name   = name
        self.salary = salary
    def giveRaise(self, percent):
        self.salary = self.salary + (self.salary * percent)
    def work(self):
        print self.name, "does stuff"
    def resign(self):
	self.myresign()
    def __repr__(self):
        return "<Employee: name=%s, salary=%s>" % (self.name, self.salary)

class Chef(Employee):
    def __init__(self, name):
        Employee.__init__(self, name, 50000)
    def work(self):
        print self.name, "makes food"

class Server(Employee):
    def __init__(self, name, counter=1):
        Employee.__init__(self, name, 40000)
	self.counter = counter
    def work(self):
        print self.name, "interfaces with customer at counter", self.counter
    def myresign(self):
        print "I resign you SOB"

class PizzaRobot(Chef):
    def __init__(self, name):
        Chef.__init__(self, name)
    def work(self):
        print self.name, "makes pizza"

if __name__ == "__main__":
    bob = PizzaRobot('bob')       # Make a robot named bob.
    print bob                     # Runs inherited __repr__
    bob.work(  )                       # Run type-specific action.
    bob.giveRaise(0.20)           # Give bob a 20% raise.
    print bob; print

    print "Work:"
    for klass in Employee, Chef, Server, PizzaRobot:
        obj = klass(klass.__name__)
        obj.work(  )

    print ; print "Resign:"
    joe = Server('joe')
    joe.resign()