wrap() isn't unpacking the list

gistfile1.py

#!/usr/bin/env python


def wrap(f):
    def enc(*args):
        for item in args:
            f(item)
    return enc

@wrap
def prt(arg):
    # do something with the dict
    print arg.keys()


prt({'a': 'foo'})
#this fails
prt([{'b': 'bar'}, {'c': 'baz'}])