human
I wrote the below code

    from fabric.decorators import task, hosts
    def foo():
        print env.host_string
    foo = task(hosts('me@localhost')(foo))
    eq_(['me@localhost'], foo.hosts)

What's a good function header?
 What is a Python code to print env?
assistant
#Here is Python code to print env.

def test_decorator_closure_hiding():