Dynamically add "convenience" functions from a dictionary of values

dynamic_convenience_functions.py

class A(object):
    items = {"one":1,
             "two":2}
    def __init__(self):
        self.item = 0

for key in A.items:
    f = lambda self,k=key:(self.__setattr__("item", self.items[k]),self)[1]
    f.__name__=key
    setattr(A,key,f)

a = A()    
print a.one() #Prints the a object
print a.item #prints "1"
print a.two() #prints the a object
print a.item #prints "2"