mirror of
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786 lines
29 KiB
Python
786 lines
29 KiB
Python
#### What this tests ####
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# This tests calling router with fallback models
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import sys, os, time
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import traceback, asyncio
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import pytest
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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 litellm
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from litellm import Router
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from litellm.integrations.custom_logger import CustomLogger
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class MyCustomHandler(CustomLogger):
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success: bool = False
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failure: bool = False
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previous_models: int = 0
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def log_pre_api_call(self, model, messages, kwargs):
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print(f"Pre-API Call")
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print(
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f"previous_models: {kwargs['litellm_params']['metadata']['previous_models']}"
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)
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self.previous_models += len(
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kwargs["litellm_params"]["metadata"]["previous_models"]
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) # {"previous_models": [{"model": litellm_model_name, "exception_type": AuthenticationError, "exception_string": <complete_traceback>}]}
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print(f"self.previous_models: {self.previous_models}")
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def log_post_api_call(self, kwargs, response_obj, start_time, end_time):
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print(
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f"Post-API Call - response object: {response_obj}; model: {kwargs['model']}"
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)
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def log_stream_event(self, kwargs, response_obj, start_time, end_time):
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print(f"On Stream")
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def async_log_stream_event(self, kwargs, response_obj, start_time, end_time):
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print(f"On Stream")
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def log_success_event(self, kwargs, response_obj, start_time, end_time):
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print(f"On Success")
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async def async_log_success_event(self, kwargs, response_obj, start_time, end_time):
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print(f"On Success")
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def log_failure_event(self, kwargs, response_obj, start_time, end_time):
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print(f"On Failure")
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kwargs = {
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"model": "azure/gpt-3.5-turbo",
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"messages": [{"role": "user", "content": "Hey, how's it going?"}],
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}
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def test_sync_fallbacks():
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try:
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model_list = [
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": os.getenv("AZURE_API_KEY"),
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-functioncalling",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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{
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"model_name": "gpt-3.5-turbo-16k", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo-16k",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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]
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litellm.set_verbose = True
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customHandler = MyCustomHandler()
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litellm.callbacks = [customHandler]
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router = Router(
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model_list=model_list,
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fallbacks=[{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}],
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context_window_fallbacks=[
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{"azure/gpt-3.5-turbo-context-fallback": ["gpt-3.5-turbo-16k"]},
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{"gpt-3.5-turbo": ["gpt-3.5-turbo-16k"]},
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],
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set_verbose=False,
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)
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response = router.completion(**kwargs)
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print(f"response: {response}")
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time.sleep(0.05) # allow a delay as success_callbacks are on a separate thread
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assert customHandler.previous_models == 1 # 0 retries, 1 fallback
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print("Passed ! Test router_fallbacks: test_sync_fallbacks()")
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router.reset()
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except Exception as e:
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print(e)
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# test_sync_fallbacks()
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@pytest.mark.asyncio
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async def test_async_fallbacks():
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litellm.set_verbose = False
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model_list = [
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": os.getenv("AZURE_API_KEY"),
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-functioncalling",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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{
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"model_name": "gpt-3.5-turbo-16k", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo-16k",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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]
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router = Router(
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model_list=model_list,
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fallbacks=[{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}],
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context_window_fallbacks=[
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{"azure/gpt-3.5-turbo-context-fallback": ["gpt-3.5-turbo-16k"]},
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{"gpt-3.5-turbo": ["gpt-3.5-turbo-16k"]},
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],
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set_verbose=False,
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)
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customHandler = MyCustomHandler()
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litellm.callbacks = [customHandler]
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user_message = "Hello, how are you?"
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messages = [{"content": user_message, "role": "user"}]
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try:
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response = await router.acompletion(**kwargs)
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print(f"customHandler.previous_models: {customHandler.previous_models}")
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await asyncio.sleep(
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0.05
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) # allow a delay as success_callbacks are on a separate thread
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assert customHandler.previous_models == 1 # 0 retries, 1 fallback
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router.reset()
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except litellm.Timeout as e:
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pass
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except Exception as e:
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pytest.fail(f"An exception occurred: {e}")
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finally:
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router.reset()
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# test_async_fallbacks()
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@pytest.mark.asyncio
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async def test_async_fallbacks_embeddings():
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litellm.set_verbose = False
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model_list = [
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{ # list of model deployments
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"model_name": "bad-azure-embedding-model", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/azure-embedding-model",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "good-azure-embedding-model", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/azure-embedding-model",
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"api_key": os.getenv("AZURE_API_KEY"),
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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]
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router = Router(
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model_list=model_list,
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fallbacks=[{"bad-azure-embedding-model": ["good-azure-embedding-model"]}],
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set_verbose=False,
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)
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customHandler = MyCustomHandler()
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litellm.callbacks = [customHandler]
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user_message = "Hello, how are you?"
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input = [user_message]
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try:
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kwargs = {"model": "bad-azure-embedding-model", "input": input}
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response = await router.aembedding(**kwargs)
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print(f"customHandler.previous_models: {customHandler.previous_models}")
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await asyncio.sleep(
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0.05
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) # allow a delay as success_callbacks are on a separate thread
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assert customHandler.previous_models == 1 # 0 retries, 1 fallback
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router.reset()
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except litellm.Timeout as e:
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pass
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except Exception as e:
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pytest.fail(f"An exception occurred: {e}")
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finally:
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router.reset()
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def test_dynamic_fallbacks_sync():
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"""
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Allow setting the fallback in the router.completion() call.
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"""
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try:
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customHandler = MyCustomHandler()
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litellm.callbacks = [customHandler]
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model_list = [
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": os.getenv("AZURE_API_KEY"),
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-functioncalling",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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{
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"model_name": "gpt-3.5-turbo-16k", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo-16k",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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]
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router = Router(model_list=model_list, set_verbose=True)
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kwargs = {}
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kwargs["model"] = "azure/gpt-3.5-turbo"
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kwargs["messages"] = [{"role": "user", "content": "Hey, how's it going?"}]
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kwargs["fallbacks"] = [{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}]
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response = router.completion(**kwargs)
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print(f"response: {response}")
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time.sleep(0.05) # allow a delay as success_callbacks are on a separate thread
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assert customHandler.previous_models == 1 # 0 retries, 1 fallback
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router.reset()
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except Exception as e:
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pytest.fail(f"An exception occurred - {e}")
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# test_dynamic_fallbacks_sync()
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@pytest.mark.asyncio
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async def test_dynamic_fallbacks_async():
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"""
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Allow setting the fallback in the router.completion() call.
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"""
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try:
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model_list = [
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": os.getenv("AZURE_API_KEY"),
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-functioncalling",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{
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"model_name": "gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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{
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"model_name": "gpt-3.5-turbo-16k", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "gpt-3.5-turbo-16k",
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"api_key": os.getenv("OPENAI_API_KEY"),
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},
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"tpm": 1000000,
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"rpm": 9000,
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},
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]
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print()
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print()
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print()
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print()
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print(f"STARTING DYNAMIC ASYNC")
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customHandler = MyCustomHandler()
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litellm.callbacks = [customHandler]
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router = Router(model_list=model_list, set_verbose=True)
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kwargs = {}
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kwargs["model"] = "azure/gpt-3.5-turbo"
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kwargs["messages"] = [{"role": "user", "content": "Hey, how's it going?"}]
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kwargs["fallbacks"] = [{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}]
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response = await router.acompletion(**kwargs)
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print(f"RESPONSE: {response}")
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await asyncio.sleep(
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0.05
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) # allow a delay as success_callbacks are on a separate thread
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assert customHandler.previous_models == 1 # 0 retries, 1 fallback
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router.reset()
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except Exception as e:
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pytest.fail(f"An exception occurred - {e}")
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|
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# asyncio.run(test_dynamic_fallbacks_async())
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@pytest.mark.asyncio
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async def test_async_fallbacks_streaming():
|
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litellm.set_verbose = False
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model_list = [
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo", # openai model name
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"litellm_params": { # params for litellm completion/embedding call
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"model": "azure/chatgpt-v-2",
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"api_key": "bad-key",
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"api_version": os.getenv("AZURE_API_VERSION"),
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"api_base": os.getenv("AZURE_API_BASE"),
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},
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"tpm": 240000,
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"rpm": 1800,
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},
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{ # list of model deployments
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"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-v-2",
|
|
"api_key": os.getenv("AZURE_API_KEY"),
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "azure/gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-functioncalling",
|
|
"api_key": "bad-key",
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo-16k", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo-16k",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
]
|
|
|
|
router = Router(
|
|
model_list=model_list,
|
|
fallbacks=[{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}],
|
|
context_window_fallbacks=[
|
|
{"azure/gpt-3.5-turbo-context-fallback": ["gpt-3.5-turbo-16k"]},
|
|
{"gpt-3.5-turbo": ["gpt-3.5-turbo-16k"]},
|
|
],
|
|
set_verbose=False,
|
|
)
|
|
customHandler = MyCustomHandler()
|
|
litellm.callbacks = [customHandler]
|
|
user_message = "Hello, how are you?"
|
|
messages = [{"content": user_message, "role": "user"}]
|
|
try:
|
|
response = await router.acompletion(**kwargs, stream=True)
|
|
print(f"customHandler.previous_models: {customHandler.previous_models}")
|
|
await asyncio.sleep(
|
|
0.05
|
|
) # allow a delay as success_callbacks are on a separate thread
|
|
assert customHandler.previous_models == 1 # 0 retries, 1 fallback
|
|
router.reset()
|
|
except litellm.Timeout as e:
|
|
pass
|
|
except Exception as e:
|
|
pytest.fail(f"An exception occurred: {e}")
|
|
finally:
|
|
router.reset()
|
|
|
|
|
|
def test_sync_fallbacks_streaming():
|
|
try:
|
|
model_list = [
|
|
{ # list of model deployments
|
|
"model_name": "azure/gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-v-2",
|
|
"api_key": "bad-key",
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{ # list of model deployments
|
|
"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-v-2",
|
|
"api_key": os.getenv("AZURE_API_KEY"),
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "azure/gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-functioncalling",
|
|
"api_key": "bad-key",
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo-16k", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo-16k",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
]
|
|
|
|
litellm.set_verbose = True
|
|
customHandler = MyCustomHandler()
|
|
litellm.callbacks = [customHandler]
|
|
router = Router(
|
|
model_list=model_list,
|
|
fallbacks=[{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}],
|
|
context_window_fallbacks=[
|
|
{"azure/gpt-3.5-turbo-context-fallback": ["gpt-3.5-turbo-16k"]},
|
|
{"gpt-3.5-turbo": ["gpt-3.5-turbo-16k"]},
|
|
],
|
|
set_verbose=False,
|
|
)
|
|
response = router.completion(**kwargs, stream=True)
|
|
print(f"response: {response}")
|
|
time.sleep(0.05) # allow a delay as success_callbacks are on a separate thread
|
|
assert customHandler.previous_models == 1 # 0 retries, 1 fallback
|
|
|
|
print("Passed ! Test router_fallbacks: test_sync_fallbacks()")
|
|
router.reset()
|
|
except Exception as e:
|
|
print(e)
|
|
|
|
|
|
@pytest.mark.asyncio
|
|
async def test_async_fallbacks_max_retries_per_request():
|
|
litellm.set_verbose = False
|
|
litellm.num_retries_per_request = 0
|
|
model_list = [
|
|
{ # list of model deployments
|
|
"model_name": "azure/gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-v-2",
|
|
"api_key": "bad-key",
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{ # list of model deployments
|
|
"model_name": "azure/gpt-3.5-turbo-context-fallback", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-v-2",
|
|
"api_key": os.getenv("AZURE_API_KEY"),
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "azure/gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "azure/chatgpt-functioncalling",
|
|
"api_key": "bad-key",
|
|
"api_version": os.getenv("AZURE_API_VERSION"),
|
|
"api_base": os.getenv("AZURE_API_BASE"),
|
|
},
|
|
"tpm": 240000,
|
|
"rpm": 1800,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
{
|
|
"model_name": "gpt-3.5-turbo-16k", # openai model name
|
|
"litellm_params": { # params for litellm completion/embedding call
|
|
"model": "gpt-3.5-turbo-16k",
|
|
"api_key": os.getenv("OPENAI_API_KEY"),
|
|
},
|
|
"tpm": 1000000,
|
|
"rpm": 9000,
|
|
},
|
|
]
|
|
|
|
router = Router(
|
|
model_list=model_list,
|
|
fallbacks=[{"azure/gpt-3.5-turbo": ["gpt-3.5-turbo"]}],
|
|
context_window_fallbacks=[
|
|
{"azure/gpt-3.5-turbo-context-fallback": ["gpt-3.5-turbo-16k"]},
|
|
{"gpt-3.5-turbo": ["gpt-3.5-turbo-16k"]},
|
|
],
|
|
set_verbose=False,
|
|
)
|
|
customHandler = MyCustomHandler()
|
|
litellm.callbacks = [customHandler]
|
|
user_message = "Hello, how are you?"
|
|
messages = [{"content": user_message, "role": "user"}]
|
|
try:
|
|
try:
|
|
response = await router.acompletion(**kwargs, stream=True)
|
|
except:
|
|
pass
|
|
print(f"customHandler.previous_models: {customHandler.previous_models}")
|
|
await asyncio.sleep(
|
|
0.05
|
|
) # allow a delay as success_callbacks are on a separate thread
|
|
assert customHandler.previous_models == 0 # 0 retries, 0 fallback
|
|
router.reset()
|
|
except litellm.Timeout as e:
|
|
pass
|
|
except Exception as e:
|
|
pytest.fail(f"An exception occurred: {e}")
|
|
finally:
|
|
router.reset()
|
|
|
|
|
|
def test_usage_based_routing_fallbacks():
|
|
import os
|
|
import litellm
|
|
from litellm import Router
|
|
from dotenv import load_dotenv
|
|
|
|
load_dotenv()
|
|
|
|
# Constants for TPM and RPM allocation
|
|
AZURE_FAST_TPM = 3
|
|
AZURE_BASIC_TPM = 4
|
|
OPENAI_TPM = 2000
|
|
ANTHROPIC_TPM = 100000
|
|
|
|
def get_azure_params(deployment_name: str):
|
|
params = {
|
|
"model": f"azure/{deployment_name}",
|
|
"api_key": os.environ["AZURE_API_KEY"],
|
|
"api_version": os.environ["AZURE_API_VERSION"],
|
|
"api_base": os.environ["AZURE_API_BASE"],
|
|
}
|
|
return params
|
|
|
|
def get_openai_params(model: str):
|
|
params = {
|
|
"model": model,
|
|
"api_key": os.environ["OPENAI_API_KEY"],
|
|
}
|
|
return params
|
|
|
|
def get_anthropic_params(model: str):
|
|
params = {
|
|
"model": model,
|
|
"api_key": os.environ["ANTHROPIC_API_KEY"],
|
|
}
|
|
return params
|
|
|
|
model_list = [
|
|
{
|
|
"model_name": "azure/gpt-4-fast",
|
|
"litellm_params": get_azure_params("chatgpt-v-2"),
|
|
"tpm": AZURE_FAST_TPM,
|
|
},
|
|
{
|
|
"model_name": "azure/gpt-4-basic",
|
|
"litellm_params": get_azure_params("chatgpt-v-2"),
|
|
"tpm": AZURE_BASIC_TPM,
|
|
},
|
|
{
|
|
"model_name": "openai-gpt-4",
|
|
"litellm_params": get_openai_params("gpt-3.5-turbo"),
|
|
"tpm": OPENAI_TPM,
|
|
},
|
|
{
|
|
"model_name": "anthropic-claude-instant-1.2",
|
|
"litellm_params": get_anthropic_params("claude-instant-1.2"),
|
|
"tpm": ANTHROPIC_TPM,
|
|
},
|
|
]
|
|
# litellm.set_verbose=True
|
|
fallbacks_list = [
|
|
{"azure/gpt-4-fast": ["azure/gpt-4-basic"]},
|
|
{"azure/gpt-4-basic": ["openai-gpt-4"]},
|
|
{"openai-gpt-4": ["anthropic-claude-instant-1.2"]},
|
|
]
|
|
|
|
router = Router(
|
|
model_list=model_list,
|
|
fallbacks=fallbacks_list,
|
|
set_verbose=True,
|
|
routing_strategy="usage-based-routing",
|
|
redis_host=os.environ["REDIS_HOST"],
|
|
redis_port=os.environ["REDIS_PORT"],
|
|
)
|
|
|
|
messages = [
|
|
{"content": "Tell me a joke.", "role": "user"},
|
|
]
|
|
|
|
response = router.completion(
|
|
model="azure/gpt-4-fast", messages=messages, n=10, timeout=5
|
|
)
|
|
|
|
print("response: ", response)
|