
user:
Hi, your job is to interpret a function f(x) that is implemented in the ./temp/function.py script. f(x) takes string inputs.
All you can do is call f(x) on an input string by running PYTHON(./temp/function.py string). 
Try to describe the function implemented by f(x) by running experiments on it. 
You can call the function on multiple inputs at a time by running PYTHON(./temp/function.py string1 string2 string3 ...). 
We encourage testing a large range of inputs before writing a description.
The goal is to find a good simple description of f(x) that explains most of the function behavior. f(x) may combine multiple different operations.
Your description of the function should be in the following form.
[DESCRIPTION]: Describe what the function is doing in language. 
[CODE]: Write python code that approximates the behavior of the function. 
assistant:
To start interpreting the function, let's test it with some input strings.

COMMAND: PYTHON(./temp/function.py "hello" "world" "test" "example")
user:
Response: Function input - output pairs: (hello, zwddg) (world, ogjdv) (test, lwkl) (example, wpsehdw) 

assistant:
Let's try some more inputs to better understand the function.

COMMAND: PYTHON(./temp/function.py "a" "b" "c" "abc" "123" "aaa" "zzz")
user:
Response: Function input - output pairs: (a, s) (b, t) (c, u) (abc, stu) (123, ) (aaa, sss) (zzz, rrr) 

assistant:
It seems like the function is shifting each character in the input string by a fixed number positions in the alphabet. Based on given input-output pairs, it looks like a Caesar cipher with a shift of 18 positions.

[DESCRIPTION]: The function takes an input string and returns a new string with each character shifted 18 positions forward in the alphabet using a Caesar cipher method. Non-alphabetic characters are not transformed.

[CODE]: 
```python
def caesar_cipher(text, shift=18):
    result = ''
    for char in text:
        if char.isalpha():
            shifted = chr(((ord(char.lower()) - ord('a') + shift) % 26) + ord('a'))
            result += shifted
        else:
            result += char
    return result
```