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Diffstat (limited to 'g4f/Provider/Replicate.py')
-rw-r--r-- | g4f/Provider/Replicate.py | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/g4f/Provider/Replicate.py b/g4f/Provider/Replicate.py new file mode 100644 index 00000000..593fd04d --- /dev/null +++ b/g4f/Provider/Replicate.py @@ -0,0 +1,84 @@ +from __future__ import annotations + +from .base_provider import AsyncGeneratorProvider, ProviderModelMixin +from .helper import format_prompt, filter_none +from ..typing import AsyncResult, Messages +from ..requests import raise_for_status +from ..requests.aiohttp import StreamSession +from ..errors import ResponseError, MissingAuthError + +class Replicate(AsyncGeneratorProvider, ProviderModelMixin): + url = "https://replicate.com" + working = True + default_model = "meta/meta-llama-3-70b-instruct" + + @classmethod + async def create_async_generator( + cls, + model: str, + messages: Messages, + api_key: str = None, + proxy: str = None, + timeout: int = 180, + system_prompt: str = None, + max_new_tokens: int = None, + temperature: float = None, + top_p: float = None, + top_k: float = None, + stop: list = None, + extra_data: dict = {}, + headers: dict = { + "accept": "application/json", + }, + **kwargs + ) -> AsyncResult: + model = cls.get_model(model) + if cls.needs_auth and api_key is None: + raise MissingAuthError("api_key is missing") + if api_key is not None: + headers["Authorization"] = f"Bearer {api_key}" + api_base = "https://api.replicate.com/v1/models/" + else: + api_base = "https://replicate.com/api/models/" + async with StreamSession( + proxy=proxy, + headers=headers, + timeout=timeout + ) as session: + data = { + "stream": True, + "input": { + "prompt": format_prompt(messages), + **filter_none( + system_prompt=system_prompt, + max_new_tokens=max_new_tokens, + temperature=temperature, + top_p=top_p, + top_k=top_k, + stop_sequences=",".join(stop) if stop else None + ), + **extra_data + }, + } + url = f"{api_base.rstrip('/')}/{model}/predictions" + async with session.post(url, json=data) as response: + message = "Model not found" if response.status == 404 else None + await raise_for_status(response, message) + result = await response.json() + if "id" not in result: + raise ResponseError(f"Invalid response: {result}") + async with session.get(result["urls"]["stream"], headers={"Accept": "text/event-stream"}) as response: + await raise_for_status(response) + event = None + async for line in response.iter_lines(): + if line.startswith(b"event: "): + event = line[7:] + if event == b"done": + break + elif event == b"output": + if line.startswith(b"data: "): + new_text = line[6:].decode() + if new_text: + yield new_text + else: + yield "\n"
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