human
Complete the below
def add_hook(name, pass_function=False):

    ''''Execute optional pre and post methods around the decorated
    function.  This is useful for customization around callables.'
    '''
 ... Can you provide a the Python code you requested?
assistant
#Here is the Python code you requested.
    def outer(f):
        f.__hook_name__ = name
        @functools.wraps(f)
        def inner(*args, **kwargs):
            manager = _HOOKS.setdefault(name, HookManager(name))
            function = None
            if pass_function:
                function = f
            manager.run_pre(name, args, kwargs, f=function)
            rv = f(*args, **kwargs)
            manager.run_post(name, rv, args, kwargs, f=function)
            return rv
        return inner
    return outer