Files
letta-server/memgpt/local_llm/webui/api.py
Sarah Wooders ec2bda4966 Refactor config + determine LLM via config.model_endpoint_type (#422)
* mark depricated API section

* CLI bug fixes for azure

* check azure before running

* Update README.md

* Update README.md

* bug fix with persona loading

* remove print

* make errors for cli flags more clear

* format

* fix imports

* fix imports

* add prints

* update lock

* update config fields

* cleanup config loading

* commit

* remove asserts

* refactor configure

* put into different functions

* add embedding default

* pass in config

* fixes

* allow overriding openai embedding endpoint

* black

* trying to patch tests (some circular import errors)

* update flags and docs

* patched support for local llms using endpoint and endpoint type passed via configs, not env vars

* missing files

* fix naming

* fix import

* fix two runtime errors

* patch ollama typo, move ollama model question pre-wrapper, modify question phrasing to include link to readthedocs, also have a default ollama model that has a tag included

* disable debug messages

* made error message for failed load more informative

* don't print dynamic linking function warning unless --debug

* updated tests to work with new cli workflow (disabled openai config test for now)

* added skips for tests when vars are missing

* update bad arg

* revise test to soft pass on empty string too

* don't run configure twice

* extend timeout (try to pass against nltk download)

* update defaults

* typo with endpoint type default

* patch runtime errors for when model is None

* catching another case of 'x in model' when model is None (preemptively)

* allow overrides to local llm related config params

* made model wrapper selection from a list vs raw input

* update test for select instead of input

* Fixed bug in endpoint when using local->openai selection, also added validation loop to manual endpoint entry

* updated error messages to be more informative with links to readthedocs

* add back gpt3.5-turbo

---------

Co-authored-by: cpacker <packercharles@gmail.com>
2023-11-14 15:58:19 -08:00

49 lines
1.7 KiB
Python

import os
from urllib.parse import urljoin
import requests
from .settings import SIMPLE
from ..utils import load_grammar_file, count_tokens
WEBUI_API_SUFFIX = "/api/v1/generate"
DEBUG = False
def get_webui_completion(endpoint, prompt, context_window, settings=SIMPLE, grammar=None):
"""See https://github.com/oobabooga/text-generation-webui for instructions on how to run the LLM web server"""
prompt_tokens = count_tokens(prompt)
if prompt_tokens > context_window:
raise Exception(f"Request exceeds maximum context length ({prompt_tokens} > {context_window} tokens)")
# Settings for the generation, includes the prompt + stop tokens, max length, etc
request = settings
request["prompt"] = prompt
request["truncation_length"] = context_window # assuming mistral 7b
# Set grammar
if grammar is not None:
request["grammar_string"] = load_grammar_file(grammar)
if not endpoint.startswith(("http://", "https://")):
raise ValueError(f"Provided OPENAI_API_BASE value ({endpoint}) must begin with http:// or https://")
try:
URI = urljoin(endpoint.strip("/") + "/", WEBUI_API_SUFFIX.strip("/"))
response = requests.post(URI, json=request)
if response.status_code == 200:
result = response.json()
result = result["results"][0]["text"]
if DEBUG:
print(f"json API response.text: {result}")
else:
raise Exception(
f"API call got non-200 response code (code={response.status_code}, msg={response.text}) for address: {URI}."
+ f" Make sure that the web UI server is running and reachable at {URI}."
)
except:
# TODO handle gracefully
raise
return result