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168 lines
5.0 KiB
Python
168 lines
5.0 KiB
Python
"""OpenAI client."""
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import logging
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import os
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import sys
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import uuid
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from typing import Any, Callable, Dict, List, Optional, Tuple
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from manifest.clients.client import Client
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crfm_code_dir = os.environ.get("CRFM_CODE_DIR", "/home/code/benchmarking")
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sys.path.append(crfm_code_dir)
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from src.common.authentication import Authentication # type: ignore
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from src.common.request import Request, RequestResult # type: ignore
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from src.proxy.remote_service import RemoteService # type: ignore
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logger = logging.getLogger(__name__)
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CRFM_ENGINES = {
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"ai21/j1-jumbo",
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"ai21/j1-grande",
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"ai21/j1-large",
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}
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# User param -> (client param, default value)
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CRFM_PARAMS = {
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"engine": ("engine", "ai21/j1-jumbo"),
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"temperature": ("temperature", 1.0),
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"max_tokens": ("max_tokens", 10),
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"n": ("num_completions", 1),
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"top_p": ("top_p", 1.0),
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"top_k_return": ("top_k_per_token", 1),
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"stop_sequences": ("stop_sequences", []),
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"presence_penalty": ("presence_penalty", 0.0),
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"frequency_penalty": ("frequency_penalty", 0.0),
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}
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class CRFMClient(Client):
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"""CRFMClient client."""
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def connect(
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self,
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connection_str: Optional[str] = None,
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client_args: Dict[str, Any] = {},
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) -> None:
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"""
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Connect to the CRFM endpoint.
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connection_str is passed as default CRFM_API_KEY if variable not set.
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Args:
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connection_str: connection string.
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client_args: client arguments.
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"""
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self.service = RemoteService("https://crfm-models.stanford.edu")
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api_key = os.environ.get("CRFM_API_KEY", connection_str)
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if api_key is None:
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raise ValueError(
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"CRFM API key not set. Set CRFM_API_KEY environment "
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"variable or pass through `connection_str`."
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)
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self.auth = Authentication(api_key=api_key)
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for key in CRFM_PARAMS:
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setattr(self, key, client_args.pop(key, CRFM_PARAMS[key][1]))
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if getattr(self, "engine") not in CRFM_ENGINES:
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raise ValueError(
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f"Invalid engine {getattr(self, 'engine')}. Must be {CRFM_ENGINES}."
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)
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def close(self) -> None:
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"""Close the client."""
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pass
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def get_model_params(self) -> Dict:
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"""
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Get model params.
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By getting model params from the server, we can add to request
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and make sure cache keys are unique to model.
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Returns:
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model params.
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"""
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return {"model_name": "crfm", "engine": getattr(self, "engine")}
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def get_model_inputs(self) -> List:
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"""
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Get allowable model inputs.
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Returns:
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model inputs.
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"""
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return list(CRFM_PARAMS.keys())
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def format_response(self, response: RequestResult) -> Dict[str, Any]:
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"""
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Format RequestResult to dict.
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Args:
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response: RequestResult
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Return:
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response as dict
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"""
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return {
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"id": str(uuid.uuid4()),
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"object": "text_completion",
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"model": getattr(self, "engine"),
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"choices": [
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{
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"text": text.text,
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# TODO: Add in more metadata for HF models
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# "logprobs": {
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# "tokens": result["tokens"],
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# "token_logprobs": result["token_scores"],
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# "text_offset": result["text_offset"],
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# "top_logprobs": result["top_logprobs"],
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# "finish_reason": "length",
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# },
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}
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for text in response.completions
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],
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}
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def get_request(
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self, query: str, request_args: Dict[str, Any] = {}
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) -> Tuple[Callable[[], Dict], Dict]:
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"""
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Get request string function.
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Args:
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query: query string.
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Returns:
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request function that takes no input.
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request parameters as dict.
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"""
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request_params = {"prompt": query}
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for key in CRFM_PARAMS:
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request_params[CRFM_PARAMS[key][0]] = request_args.pop(
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key, getattr(self, key)
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)
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del request_params["engine"]
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def _run_completion() -> Dict:
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request = Request(**request_params)
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request_result = self.service.make_request(self.auth, request)
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return self.format_response(request_result)
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return _run_completion, request_params
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def get_choice_logit_request(
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self, query: str, gold_choices: List[str], request_args: Dict[str, Any] = {}
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) -> Tuple[Callable[[], Dict], Dict]:
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"""
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Get request string function for choosing max choices.
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Args:
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query: query string.
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gold_choices: choices for model to choose from via max logits.
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Returns:
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request function that takes no input.
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request parameters as dict.
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"""
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raise NotImplementedError("CRFM does not support choice logit request.")
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