toggleable boolean class example

class Toggleable(object):
    def __init__(self, boolean):
        self.boolean = boolean

    def __repr__(self):
        return str(self.boolean)

    def toggle(self):
        if self.boolean == True:
            self.boolean = False
        elif self.boolean == False:
            self.boolean = True

def main():
    a = Toggleable(True)
    print a #true
    a.toggle()
    print a #false
    a.toggle()
    print a #true

if __name__ == '__main__':
    main()