Files
LLM-Robot-Control/llm/factory.py
T

151 lines
4.6 KiB
Python

import os
import webbrowser
import pandas as pd
from pathlib import Path
from pydantic_ai.models.openai import OpenAIChatModel
from pydantic_ai.models.openai_codex import OpenAICodexModel
from pydantic_ai.providers.openai import OpenAIProvider
from pydantic_ai.providers.openai_codex import (
OpenAICodexOAuthFlow,
OpenAICodexProvider,
)
from .config import CodexConfig, LLMConfig, OpenAiConfig
from .credentials import FileCodexCredentionalSource
from .schemas import BaseDatasetRecord, ChatRecord, ChatMessage
class LLMModelProvider:
@staticmethod
def create_openai_compatible(model_name: str,
api_key: str,
base_url: str
) -> OpenAICodexModel:
provider = OpenAIProvider(base_url=base_url,
api_key=api_key)
return OpenAIChatModel(model_name=model_name,
provider=provider)
@staticmethod
async def create_codex(model_name: str='gpt-5.6-luna',
credentional_path: str | Path | None=None
) -> OpenAICodexModel:
if credentional_path is None:
credentional_path = Path.cwd() / ".config" / "codex-credentials.json"
source = FileCodexCredentionalSource(credentional_path)
if not source.path.exists():
flow = OpenAICodexOAuthFlow()
webbrowser.open(flow.authorization_url())
credentials = await flow.exchange_code_from_callback()
await source.save(credentials)
provider = OpenAICodexProvider(credential_source=source)
return OpenAICodexModel(model_name=model_name,
provider=provider)
@staticmethod
async def create_from_config(config: LLMConfig):
if isinstance(config, CodexConfig):
return await LLMModelProvider.create_codex(
model_name=config.model,
credentional_path=config.credential_path
)
if isinstance(config, OpenAiConfig):
api_key = os.getenv(config.api_key_env)
base_url=os.getenv(config.base_url_env)
if not api_key:
raise ValueError(
f"Environment variable "
f"{config.api_key_env!r} is not set"
)
if not base_url:
raise ValueError(
f"Environment variable "
f"{config.base_url_env!r} is not set"
)
return LLMModelProvider.create_openai_compatible(
model_name=config.model,
api_key=api_key,
base_url=base_url
)
raise ValueError(f"Unsupported LLM config: {type(config)}")
class DatasetWriter:
def __init__(self,
dataset_record: BaseDatasetRecord,
base_path: str | Path):
self._dataset_record = dataset_record
self._path = Path(base_path)
self._path.mkdir(parents=True, exist_ok=True)
def __check_file_exists(self, filename :str)-> bool:
file_path = self._path / filename
return file_path.exists()
def to_csv(self,
filename: str) -> None:
exists=self.__check_file_exists(filename)
df = pd.json_normalize(
self._dataset_record.model_dump()
)
df.to_csv(self._path / filename,
mode="a" if exists else "w",
header=not exists,
index=False,
encoding="utf-8")
def to_chat_record(self) -> ChatRecord:
response = self._dataset_record.response
prompts = self._dataset_record.prompts
assistant_content = (
response.assistant_content
or response.model_response
)
return ChatRecord(
messages=[
ChatMessage(
role="system",
content=prompts.system_prompt,
),
ChatMessage(
role="user",
content=prompts.user_prompt,
),
ChatMessage(
role="assistant",
content=assistant_content,
),
]
)
def to_jsonl(self,
filename: str) -> None:
chat_record = self.to_chat_record()
path = self._path/filename
with path.open("a", encoding='utf-8') as file:
file.write(chat_record.model_dump_json())
file.write("\n")