mirror of
https://github.com/BerriAI/litellm.git
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343 lines
10 KiB
Python
343 lines
10 KiB
Python
import sys, os
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from dotenv import load_dotenv
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import copy
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load_dotenv()
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import os
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sys.path.insert(
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0, os.path.abspath("../..")
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) # Adds the parent directory to the system path
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import pytest
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import litellm
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from litellm.utils import (
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trim_messages,
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get_token_count,
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get_valid_models,
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check_valid_key,
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validate_environment,
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function_to_dict,
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token_counter,
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)
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# Assuming your trim_messages, shorten_message_to_fit_limit, and get_token_count functions are all in a module named 'message_utils'
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# Test 1: Check trimming of normal message
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def test_basic_trimming():
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messages = [
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{
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"role": "user",
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"content": "This is a long message that definitely exceeds the token limit.",
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}
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]
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trimmed_messages = trim_messages(messages, model="claude-2", max_tokens=8)
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print("trimmed messages")
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print(trimmed_messages)
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# print(get_token_count(messages=trimmed_messages, model="claude-2"))
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assert (get_token_count(messages=trimmed_messages, model="claude-2")) <= 8
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# test_basic_trimming()
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def test_basic_trimming_no_max_tokens_specified():
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messages = [
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{
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"role": "user",
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"content": "This is a long message that is definitely under the token limit.",
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}
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]
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trimmed_messages = trim_messages(messages, model="gpt-4")
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print("trimmed messages for gpt-4")
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print(trimmed_messages)
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# print(get_token_count(messages=trimmed_messages, model="claude-2"))
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assert (
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get_token_count(messages=trimmed_messages, model="gpt-4")
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) <= litellm.model_cost["gpt-4"]["max_tokens"]
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# test_basic_trimming_no_max_tokens_specified()
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def test_multiple_messages_trimming():
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messages = [
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{
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"role": "user",
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"content": "This is a long message that will exceed the token limit.",
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},
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{
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"role": "user",
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"content": "This is another long message that will also exceed the limit.",
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},
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]
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trimmed_messages = trim_messages(
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messages=messages, model="gpt-3.5-turbo", max_tokens=20
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)
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# print(get_token_count(messages=trimmed_messages, model="gpt-3.5-turbo"))
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assert (get_token_count(messages=trimmed_messages, model="gpt-3.5-turbo")) <= 20
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# test_multiple_messages_trimming()
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def test_multiple_messages_no_trimming():
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messages = [
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{
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"role": "user",
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"content": "This is a long message that will exceed the token limit.",
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},
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{
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"role": "user",
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"content": "This is another long message that will also exceed the limit.",
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},
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]
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trimmed_messages = trim_messages(
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messages=messages, model="gpt-3.5-turbo", max_tokens=100
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)
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print("Trimmed messages")
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print(trimmed_messages)
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assert messages == trimmed_messages
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# test_multiple_messages_no_trimming()
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def test_large_trimming_multiple_messages():
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messages = [
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."},
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."},
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."},
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."},
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."},
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]
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trimmed_messages = trim_messages(messages, max_tokens=20, model="gpt-4-0613")
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print("trimmed messages")
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print(trimmed_messages)
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assert (get_token_count(messages=trimmed_messages, model="gpt-4-0613")) <= 20
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# test_large_trimming()
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def test_large_trimming_single_message():
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messages = [
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{"role": "user", "content": "This is a singlelongwordthatexceedsthelimit."}
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]
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trimmed_messages = trim_messages(messages, max_tokens=5, model="gpt-4-0613")
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assert (get_token_count(messages=trimmed_messages, model="gpt-4-0613")) <= 5
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assert (get_token_count(messages=trimmed_messages, model="gpt-4-0613")) > 0
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def test_trimming_with_system_message_within_max_tokens():
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# This message is 33 tokens long
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messages = [
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{"role": "system", "content": "This is a short system message"},
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{
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"role": "user",
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"content": "This is a medium normal message, let's say litellm is awesome.",
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},
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]
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trimmed_messages = trim_messages(
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messages, max_tokens=30, model="gpt-4-0613"
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) # The system message should fit within the token limit
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assert len(trimmed_messages) == 2
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assert trimmed_messages[0]["content"] == "This is a short system message"
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def test_trimming_with_system_message_exceeding_max_tokens():
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# This message is 33 tokens long. The system message is 13 tokens long.
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messages = [
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{"role": "system", "content": "This is a short system message"},
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{
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"role": "user",
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"content": "This is a medium normal message, let's say litellm is awesome.",
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},
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]
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trimmed_messages = trim_messages(messages, max_tokens=12, model="gpt-4-0613")
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assert len(trimmed_messages) == 1
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def test_trimming_should_not_change_original_messages():
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messages = [
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{"role": "system", "content": "This is a short system message"},
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{
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"role": "user",
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"content": "This is a medium normal message, let's say litellm is awesome.",
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},
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]
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messages_copy = copy.deepcopy(messages)
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trimmed_messages = trim_messages(messages, max_tokens=12, model="gpt-4-0613")
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assert messages == messages_copy
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def test_get_valid_models():
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old_environ = os.environ
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os.environ = {"OPENAI_API_KEY": "temp"} # mock set only openai key in environ
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valid_models = get_valid_models()
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print(valid_models)
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# list of openai supported llms on litellm
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expected_models = (
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litellm.open_ai_chat_completion_models + litellm.open_ai_text_completion_models
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)
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assert valid_models == expected_models
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# reset replicate env key
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os.environ = old_environ
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# test_get_valid_models()
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def test_bad_key():
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key = "bad-key"
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response = check_valid_key(model="gpt-3.5-turbo", api_key=key)
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print(response, key)
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assert response == False
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def test_good_key():
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key = os.environ["OPENAI_API_KEY"]
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response = check_valid_key(model="gpt-3.5-turbo", api_key=key)
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assert response == True
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# test validate environment
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def test_validate_environment_empty_model():
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api_key = validate_environment()
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if api_key is None:
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raise Exception()
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# test_validate_environment_empty_model()
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def test_function_to_dict():
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print("testing function to dict for get current weather")
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def get_current_weather(location: str, unit: str):
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"""Get the current weather in a given location
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Parameters
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----------
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location : str
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The city and state, e.g. San Francisco, CA
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unit : {'celsius', 'fahrenheit'}
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Temperature unit
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Returns
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-------
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str
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a sentence indicating the weather
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"""
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if location == "Boston, MA":
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return "The weather is 12F"
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function_json = litellm.utils.function_to_dict(get_current_weather)
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print(function_json)
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expected_output = {
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"name": "get_current_weather",
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"description": "Get the current weather in a given location",
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"parameters": {
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"type": "object",
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"properties": {
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"location": {
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"type": "string",
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"description": "The city and state, e.g. San Francisco, CA",
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},
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"unit": {
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"type": "string",
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"description": "Temperature unit",
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"enum": "['fahrenheit', 'celsius']",
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},
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},
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"required": ["location", "unit"],
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},
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}
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print(expected_output)
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assert function_json["name"] == expected_output["name"]
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assert function_json["description"] == expected_output["description"]
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assert function_json["parameters"]["type"] == expected_output["parameters"]["type"]
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assert (
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function_json["parameters"]["properties"]["location"]
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== expected_output["parameters"]["properties"]["location"]
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)
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# the enum can change it can be - which is why we don't assert on unit
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# {'type': 'string', 'description': 'Temperature unit', 'enum': "['fahrenheit', 'celsius']"}
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# {'type': 'string', 'description': 'Temperature unit', 'enum': "['celsius', 'fahrenheit']"}
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assert (
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function_json["parameters"]["required"]
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== expected_output["parameters"]["required"]
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)
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print("passed")
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# test_function_to_dict()
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def test_token_counter():
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try:
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messages = [{"role": "user", "content": "hi how are you what time is it"}]
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tokens = token_counter(model="gpt-3.5-turbo", messages=messages)
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print("gpt-35-turbo")
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print(tokens)
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assert tokens > 0
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tokens = token_counter(model="claude-2", messages=messages)
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print("claude-2")
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print(tokens)
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assert tokens > 0
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tokens = token_counter(model="palm/chat-bison", messages=messages)
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print("palm/chat-bison")
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print(tokens)
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assert tokens > 0
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tokens = token_counter(model="ollama/llama2", messages=messages)
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print("ollama/llama2")
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print(tokens)
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assert tokens > 0
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tokens = token_counter(model="anthropic.claude-instant-v1", messages=messages)
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print("anthropic.claude-instant-v1")
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print(tokens)
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assert tokens > 0
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except Exception as e:
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pytest.fail(f"Error occurred: {e}")
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# test_token_counter()
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def test_supports_function_calling():
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try:
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assert litellm.supports_function_calling(model="gpt-3.5-turbo") == True
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assert (
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litellm.supports_function_calling(model="azure/gpt-4-1106-preview") == True
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)
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assert (
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litellm.supports_function_calling(
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model="bedrock/anthropic.claude-instant-v1"
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)
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== False
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)
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assert litellm.supports_function_calling(model="palm/chat-bison") == False
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assert litellm.supports_function_calling(model="ollama/llama2") == False
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assert (
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litellm.supports_function_calling(model="anthropic.claude-instant-v1")
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== False
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)
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assert litellm.supports_function_calling(model="claude-2") == False
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except Exception as e:
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pytest.fail(f"Error occurred: {e}")
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