Human: how to sort items in a key. Assistant: 
Here is a Python code to sort items in a key

import random

def sort_items_in_key(items, key):
        """Sort items in a key."""
        return sorted(items, key=key)

# Enter the items
items = ["a", "b", "c", "d", "e", "f"]

# Enter the key
key = lambda x: x

# Calling the function
print((sort_items_in_key(items, key)))

#Example Output
# ['a', 'b', 'c', 'd', 'e', 'f']

#Remember to inspect code for bugs.