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author | H Lohaus <hlohaus@users.noreply.github.com> | 2024-04-07 11:27:26 +0200 |
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committer | GitHub <noreply@github.com> | 2024-04-07 11:27:26 +0200 |
commit | d327afc60620913f5d2b0a9985b03a7934468ad4 (patch) | |
tree | 395de9142af3e6b9c0e5e3968ee7f8234b8b25e2 /g4f/locals/provider.py | |
parent | Update Gemini.py (diff) | |
parent | Update provider.py (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | g4f/locals/provider.py | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/g4f/locals/provider.py b/g4f/locals/provider.py new file mode 100644 index 00000000..45041539 --- /dev/null +++ b/g4f/locals/provider.py @@ -0,0 +1,74 @@ +from __future__ import annotations + +import os + +from gpt4all import GPT4All +from .models import get_models +from ..typing import Messages + +MODEL_LIST: dict[str, dict] = None + +def find_model_dir(model_file: str) -> str: + local_dir = os.path.dirname(os.path.abspath(__file__)) + project_dir = os.path.dirname(os.path.dirname(local_dir)) + + new_model_dir = os.path.join(project_dir, "models") + new_model_file = os.path.join(new_model_dir, model_file) + if os.path.isfile(new_model_file): + return new_model_dir + + old_model_dir = os.path.join(local_dir, "models") + old_model_file = os.path.join(old_model_dir, model_file) + if os.path.isfile(old_model_file): + return old_model_dir + + working_dir = "./" + for root, dirs, files in os.walk(working_dir): + if model_file in files: + return root + + return new_model_dir + +class LocalProvider: + @staticmethod + def create_completion(model: str, messages: Messages, stream: bool = False, **kwargs): + global MODEL_LIST + if MODEL_LIST is None: + MODEL_LIST = get_models() + if model not in MODEL_LIST: + raise ValueError(f'Model "{model}" not found / not yet implemented') + + model = MODEL_LIST[model] + model_file = model["path"] + model_dir = find_model_dir(model_file) + if not os.path.isfile(os.path.join(model_dir, model_file)): + print(f'Model file "models/{model_file}" not found.') + download = input(f"Do you want to download {model_file}? [y/n]: ") + if download in ["y", "Y"]: + GPT4All.download_model(model_file, model_dir) + else: + raise ValueError(f'Model "{model_file}" not found.') + + model = GPT4All(model_name=model_file, + #n_threads=8, + verbose=False, + allow_download=False, + model_path=model_dir) + + system_message = "\n".join(message["content"] for message in messages if message["role"] == "system") + if system_message: + system_message = "A chat between a curious user and an artificial intelligence assistant." + + prompt_template = "USER: {0}\nASSISTANT: " + conversation = "\n" . join( + f"{message['role'].upper()}: {message['content']}" + for message in messages + if message["role"] != "system" + ) + "\nASSISTANT: " + + with model.chat_session(system_message, prompt_template): + if stream: + for token in model.generate(conversation, streaming=True): + yield token + else: + yield model.generate(conversation)
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