human
Solve the following python programming problem given the following code:
def normalize_dates(myfunc) : 
    def inner_func(* args, **kwargs) : 
        for (k, v) in kwargs.iteritems () : 
            res = [True for s in ['after', 'before', 'on'] if (s in k)] 
            if len (res) : 
                kwargs [k] = parse_date (v) 
return myfunc (* args, ** kwargs) 
return myfunc 

    
    

    Fix the buggy line: return myfunc
assistant
#Here is Python program to fix the buggy line: return myfunc
.

return def inner_func(