text-generation-webui/extensions/openai/models.py
matatonic 3e7feb699c
extensions/openai: Major openai extension updates & fixes (#3049)
* many openai updates

* total reorg & cleanup.

* fixups

* missing import os for images

* +moderations, custom_stopping_strings, more fixes

* fix bugs in completion streaming

* moderation fix (flagged)

* updated moderation categories

---------

Co-authored-by: Matthew Ashton <mashton-gitlab@zhero.org>
2023-07-11 18:50:08 -03:00

78 lines
2.4 KiB
Python

from modules import shared
from modules.utils import get_available_models
from modules.models import load_model, unload_model
from modules.models_settings import (get_model_settings_from_yamls,
update_model_parameters)
from extensions.openai.embeddings import get_embeddings_model_name
from extensions.openai.errors import *
def get_current_model_list() -> list:
return [ shared.model_name ] # The real chat/completions model, maybe "None"
def get_pseudo_model_list() -> list:
return [ # these are expected by so much, so include some here as a dummy
'gpt-3.5-turbo',
'text-embedding-ada-002',
]
def load_model(model_name: str) -> dict:
resp = {
"id": model_name,
"object": "engine",
"owner": "self",
"ready": True,
}
if model_name not in get_pseudo_model_list() + [ get_embeddings_model_name() ] + get_current_model_list(): # Real model only
# No args. Maybe it works anyways!
# TODO: hack some heuristics into args for better results
shared.model_name = model_name
unload_model()
model_settings = get_model_settings_from_yamls(shared.model_name)
shared.settings.update(model_settings)
update_model_parameters(model_settings, initial=True)
if shared.settings['mode'] != 'instruct':
shared.settings['instruction_template'] = None
shared.model, shared.tokenizer = load_model(shared.model_name)
if not shared.model: # load failed.
shared.model_name = "None"
raise OpenAIError(f"Model load failed for: {shared.model_name}")
return resp
def list_models(is_legacy: bool = False) -> dict:
# TODO: Lora's?
all_model_list = get_current_model_list() + [ get_embeddings_model_name() ] + get_pseudo_model_list() + get_available_models()
models = {}
if is_legacy:
models = [{ "id": id, "object": "engine", "owner": "user", "ready": True } for id in all_model_list ]
if not shared.model:
models[0]['ready'] = False
else:
models = [{ "id": id, "object": "model", "owned_by": "user", "permission": [] } for id in all_model_list ]
resp = {
"object": "list",
"data": models,
}
return resp
def model_info(model_name: str) -> dict:
return {
"id": model_name,
"object": "model",
"owned_by": "user",
"permission": []
}