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from __future__ import annotations
from requests import get
from g4f.models import Model, ModelUtils
from .Provider import BaseProvider
from .typing import Messages, CreateResult, Union
from .debug import logging
version = '0.1.6.2'
version_check = True
def check_pypi_version() -> None:
try:
response = get("https://pypi.org/pypi/g4f/json").json()
latest_version = response["info"]["version"]
if version != latest_version:
print(f'New pypi version: {latest_version} (current: {version}) | pip install -U g4f')
except Exception as e:
print(f'Failed to check g4f pypi version: {e}')
def get_model_and_provider(model : Union[Model, str],
provider : Union[type[BaseProvider], None],
stream : bool) -> tuple[Model, type[BaseProvider]]:
if isinstance(model, str):
if model in ModelUtils.convert:
model = ModelUtils.convert[model]
else:
raise ValueError(f'The model: {model} does not exist')
if not provider:
provider = model.best_provider
if not provider:
raise RuntimeError(f'No provider found for model: {model}')
if not provider.working:
raise RuntimeError(f'{provider.__name__} is not working')
if not provider.supports_stream and stream:
raise ValueError(f'{provider.__name__} does not support "stream" argument')
if logging:
print(f'Using {provider.__name__} provider')
return model, provider
class ChatCompletion:
@staticmethod
def create(model: Union[Model, str],
messages : Messages,
provider : Union[type[BaseProvider], None] = None,
stream : bool = False,
auth : Union[str, None] = None, **kwargs) -> Union[CreateResult, str]:
model, provider = get_model_and_provider(model, provider, stream)
if provider.needs_auth and not auth:
raise ValueError(
f'{provider.__name__} requires authentication (use auth=\'cookie or token or jwt ...\' param)')
if provider.needs_auth:
kwargs['auth'] = auth
result = provider.create_completion(model.name, messages, stream, **kwargs)
return result if stream else ''.join(result)
@staticmethod
async def create_async(
model : Union[Model, str],
messages: Messages,
provider: Union[type[BaseProvider], None] = None,
stream : bool = False, **kwargs) -> str:
if stream:
raise ValueError(f'"create_async" does not support "stream" argument')
model, provider = get_model_and_provider(model, provider, False)
return await provider.create_async(model.name, messages, **kwargs)
class Completion:
@staticmethod
def create(
model: str,
prompt: str,
provider: Union[type[BaseProvider], None] = None,
stream: bool = False,
**kwargs
) -> Union[CreateResult, str]:
allowed_models = [
'code-davinci-002',
'text-ada-001',
'text-babbage-001',
'text-curie-001',
'text-davinci-002',
'text-davinci-003'
]
if model not in allowed_models:
raise Exception(f'ValueError: Can\'t use {model} with Completion.create()')
model, provider = get_model_and_provider(model, provider, stream)
result = provider.create_completion(model.name, [{"role": "user", "content": prompt}], stream, **kwargs)
return result if stream else ''.join(result)
if version_check:
check_pypi_version()
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