Add error classes

Move version check to debug
This commit is contained in:
Heiner Lohaus 2023-12-11 00:56:06 +01:00
parent c7307030a9
commit d743ee0c26
5 changed files with 105 additions and 70 deletions

View File

@ -6,6 +6,7 @@ from typing import List, Type, Dict
from ..typing import CreateResult, Messages
from .base_provider import BaseProvider, AsyncProvider
from .. import debug
from ..errors import RetryProviderError, RetryNoProviderError
class RetryProvider(AsyncProvider):
@ -84,8 +85,8 @@ class RetryProvider(AsyncProvider):
def raise_exceptions(self) -> None:
if self.exceptions:
raise RuntimeError("\n".join(["RetryProvider failed:"] + [
f"{p}: {self.exceptions[p].__class__.__name__}: {self.exceptions[p]}" for p in self.exceptions
raise RetryProviderError("RetryProvider failed:\n" + "\n".join([
f"{p}: {exception.__class__.__name__}: {exception}" for p, exception in self.exceptions.items()
]))
raise RuntimeError("RetryProvider: No provider found")
raise RetryNoProviderError("No provider found")

View File

@ -1,60 +1,34 @@
from __future__ import annotations
import os
from requests import get
from importlib.metadata import version as get_package_version, PackageNotFoundError
from subprocess import check_output, CalledProcessError, PIPE
from .errors import *
from .models import Model, ModelUtils, _all_models
from .Provider import BaseProvider, AsyncGeneratorProvider, RetryProvider
from .Provider import BaseProvider, AsyncGeneratorProvider, RetryProvider, ProviderUtils
from .typing import Messages, CreateResult, AsyncResult, Union, List
from . import debug
def get_version() -> str:
# Read from package manager
try:
return get_package_version("g4f")
except PackageNotFoundError:
pass
# Read from docker environment
current_version = os.environ.get("G4F_VERSION")
if current_version:
return current_version
# Read from git repository
try:
command = ["git", "describe", "--tags", "--abbrev=0"]
return check_output(command, text=True, stderr=PIPE).strip()
except CalledProcessError:
pass
def get_lastet_version() -> str:
response = get("https://pypi.org/pypi/g4f/json").json()
return response["info"]["version"]
def check_pypi_version() -> None:
try:
version = get_version()
latest_version = get_lastet_version()
except Exception as e:
print(f'Failed to check g4f pypi version: {e}')
if version != latest_version:
print(f'New pypi version: {latest_version} (current: {version}) | pip install -U g4f')
def get_model_and_provider(model : Union[Model, str],
provider : Union[type[BaseProvider], None],
provider : Union[type[BaseProvider], str, None],
stream : bool,
ignored : List[str] = None,
ignore_working: bool = False,
ignore_stream: bool = False) -> tuple[Model, type[BaseProvider]]:
if debug.version_check:
check_pypi_version()
debug.version_check = False
debug.check_pypi_version()
if isinstance(provider, str):
if provider in ProviderUtils.convert:
provider = ProviderUtils.convert[provider]
else:
raise ProviderNotFoundError(f'Provider not found: {provider}')
if isinstance(model, str):
if model in ModelUtils.convert:
model = ModelUtils.convert[model]
else:
raise ValueError(f'The model: {model} does not exist')
raise ModelNotFoundError(f'The model: {model} does not exist')
if not provider:
provider = model.best_provider
@ -63,13 +37,13 @@ def get_model_and_provider(model : Union[Model, str],
provider.providers = [p for p in provider.providers if p.__name__ not in ignored]
if not provider:
raise RuntimeError(f'No provider found for model: {model}')
raise ProviderNotFoundError(f'No provider found for model: {model}')
if not provider.working and not ignore_working:
raise RuntimeError(f'{provider.__name__} is not working')
raise ProviderNotWorkingError(f'{provider.__name__} is not working')
if not ignore_stream and not provider.supports_stream and stream:
raise ValueError(f'{provider.__name__} does not support "stream" argument')
raise StreamNotSupportedError(f'{provider.__name__} does not support "stream" argument')
if debug.logging:
print(f'Using {provider.__name__} provider')
@ -80,7 +54,7 @@ class ChatCompletion:
@staticmethod
def create(model : Union[Model, str],
messages : Messages,
provider : Union[type[BaseProvider], None] = None,
provider : Union[type[BaseProvider], str, None] = None,
stream : bool = False,
auth : Union[str, None] = None,
ignored : List[str] = None,
@ -91,15 +65,15 @@ class ChatCompletion:
model, provider = get_model_and_provider(model, provider, stream, ignored, ignore_working, ignore_stream_and_auth)
if not ignore_stream_and_auth and provider.needs_auth and not auth:
raise ValueError(
f'{provider.__name__} requires authentication (use auth=\'cookie or token or jwt ...\' param)')
raise AuthenticationRequiredError(f'{provider.__name__} requires authentication (use auth=\'cookie or token or jwt ...\' param)')
if auth:
kwargs['auth'] = auth
proxy = os.environ.get("G4F_PROXY")
if proxy and "proxy" not in kwargs:
kwargs['proxy'] = proxy
if "proxy" not in kwargs:
proxy = os.environ.get("G4F_PROXY")
if proxy:
kwargs['proxy'] = proxy
result = provider.create_completion(model.name, messages, stream, **kwargs)
return result if stream else ''.join(result)
@ -107,7 +81,7 @@ class ChatCompletion:
@staticmethod
async def create_async(model : Union[Model, str],
messages : Messages,
provider : Union[type[BaseProvider], None] = None,
provider : Union[type[BaseProvider], str, None] = None,
stream : bool = False,
ignored : List[str] = None,
**kwargs) -> Union[AsyncResult, str]:
@ -116,7 +90,7 @@ class ChatCompletion:
if stream:
if isinstance(provider, type) and issubclass(provider, AsyncGeneratorProvider):
return await provider.create_async_generator(model.name, messages, **kwargs)
raise ValueError(f'{provider.__name__} does not support "stream" argument in "create_async"')
raise StreamNotSupportedError(f'{provider.__name__} does not support "stream" argument in "create_async"')
return await provider.create_async(model.name, messages, **kwargs)
@ -136,9 +110,8 @@ class Completion:
'text-davinci-002',
'text-davinci-003'
]
if model not in allowed_models:
raise Exception(f'ValueError: Can\'t use {model} with Completion.create()')
raise ModelNotAllowed(f'Can\'t use {model} with Completion.create()')
model, provider = get_model_and_provider(model, provider, stream, ignored)

View File

@ -1,2 +1,39 @@
from os import environ
from requests import get
from importlib.metadata import version, PackageNotFoundError
from subprocess import check_output, CalledProcessError, PIPE
from .errors import VersionNotFoundError
logging = False
version_check = True
def get_version() -> str:
# Read from package manager
try:
return version("g4f")
except PackageNotFoundError:
pass
# Read from docker environment
current_version = environ.get("G4F_VERSION")
if current_version:
return current_version
# Read from git repository
try:
command = ["git", "describe", "--tags", "--abbrev=0"]
return check_output(command, text=True, stderr=PIPE).strip()
except CalledProcessError:
pass
raise VersionNotFoundError("Version not found")
def get_lastet_version() -> str:
response = get("https://pypi.org/pypi/g4f/json").json()
return response["info"]["version"]
def check_pypi_version() -> None:
try:
version = get_version()
latest_version = get_lastet_version()
except Exception as e:
print(f'Failed to check g4f pypi version: {e}')
if version != latest_version:
print(f'New pypi version: {latest_version} (current: {version}) | pip install -U g4f')

26
g4f/errors.py Normal file
View File

@ -0,0 +1,26 @@
class ProviderNotFoundError(Exception):
pass
class ProviderNotWorkingError(Exception):
pass
class StreamNotSupportedError(Exception):
pass
class AuthenticationRequiredError(Exception):
pass
class ModelNotFoundError(Exception):
pass
class ModelNotAllowed(Exception):
pass
class RetryProviderError(Exception):
pass
class RetryNoProviderError(Exception):
pass
class VersionNotFoundError(Exception):
pass

View File

@ -4,8 +4,9 @@ from g4f.Provider import __providers__
import json
from flask import request, Flask
from .internet import get_search_message
from g4f import debug
g4f.debug.logging = True
debug.logging = True
class Backend_Api:
def __init__(self, app: Flask) -> None:
@ -52,8 +53,8 @@ class Backend_Api:
def version(self):
return {
"version": g4f.get_version(),
"lastet_version": g4f.get_lastet_version(),
"version": debug.get_version(),
"lastet_version": debug.get_lastet_version(),
}
def _gen_title(self):
@ -68,28 +69,25 @@ class Backend_Api:
messages[-1]["content"] = get_search_message(messages[-1]["content"])
model = request.json.get('model')
model = model if model else g4f.models.default
provider = request.json.get('provider').replace('g4f.Provider.', '')
provider = request.json.get('provider', '').replace('g4f.Provider.', '')
provider = provider if provider and provider != "Auto" else None
if provider != None:
provider = g4f.Provider.ProviderUtils.convert.get(provider)
def try_response():
try:
response = g4f.ChatCompletion.create(
yield from g4f.ChatCompletion.create(
model=model,
provider=provider,
messages=messages,
stream=True,
ignore_stream_and_auth=True
)
yield from response
except Exception as e:
print(e)
yield json.dumps({
'code' : 'G4F_ERROR',
'_action': '_ask',
'success': False,
'error' : f'an error occurred {str(e)}'
'error' : f'{e.__class__.__name__}: {e}'
})
return self.app.response_class(try_response(), mimetype='text/event-stream')