8 files changed, 29 insertions, 41 deletions

diff --git a/g4f/Provider/Bing.py b/g4f/Provider/Bing.py
index 751b0d3a..11bb1414 100644
--- a/g4f/Provider/Bing.py
+++ b/g4f/Provider/Bing.py
@@ -11,6 +11,7 @@ from aiohttp import ClientSession, ClientTimeout, BaseConnector
 from ..typing import AsyncResult, Messages, ImageType
 from ..image import ImageResponse
 from .base_provider import AsyncGeneratorProvider
+from .helper import get_connector
 from .bing.upload_image import upload_image
 from .bing.create_images import create_images
 from .bing.conversation import Conversation, create_conversation, delete_conversation
@@ -68,15 +69,8 @@ class Bing(AsyncGeneratorProvider):
         cookies = {**Defaults.cookies, **cookies} if cookies else Defaults.cookies
 
         gpt4_turbo = True if model.startswith("gpt-4-turbo") else False
-        
-        if proxy and not connector:
-            try:
-                from aiohttp_socks import ProxyConnector
-                connector = ProxyConnector.from_url(proxy)
-            except ImportError:
-                raise RuntimeError('Install "aiohttp_socks" package for proxy support')
 
-        return stream_generate(prompt, tone, image, context, cookies, connector, web_search, gpt4_turbo, timeout)
+        return stream_generate(prompt, tone, image, context, cookies, get_connector(connector, proxy), web_search, gpt4_turbo, timeout)
 
 def create_context(messages: Messages) -> str:
     """
diff --git a/g4f/Provider/HuggingChat.py b/g4f/Provider/HuggingChat.py
index a481ce7c..79e4ae38 100644
--- a/g4f/Provider/HuggingChat.py
+++ b/g4f/Provider/HuggingChat.py
@@ -6,7 +6,7 @@ from aiohttp import ClientSession, BaseConnector
 
 from ..typing import AsyncResult, Messages
 from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
-from .helper import format_prompt, get_cookies
+from .helper import format_prompt, get_cookies, get_connector
 
 
 class HuggingChat(AsyncGeneratorProvider, ProviderModelMixin):
@@ -44,16 +44,10 @@ class HuggingChat(AsyncGeneratorProvider, ProviderModelMixin):
         headers = {
             'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36',
         }
-        if proxy and not connector:
-            try:
-                from aiohttp_socks import ProxyConnector
-                connector = ProxyConnector.from_url(proxy)
-            except ImportError:
-                raise RuntimeError('Install "aiohttp_socks" package for proxy support')
         async with ClientSession(
             cookies=cookies,
             headers=headers,
-            connector=connector
+            connector=get_connector(connector, proxy)
         ) as session:
             async with session.post(f"{cls.url}/conversation", json={"model": cls.get_model(model)}, proxy=proxy) as response:
                 conversation_id = (await response.json())["conversationId"]
diff --git a/g4f/Provider/Liaobots.py b/g4f/Provider/Liaobots.py
index b16b44d3..e93642ba 100644
--- a/g4f/Provider/Liaobots.py
+++ b/g4f/Provider/Liaobots.py
@@ -6,6 +6,7 @@ from aiohttp import ClientSession, BaseConnector
 
 from ..typing import AsyncResult, Messages
 from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
+from .helper import get_connector
 
 models = {
     "gpt-4": {
@@ -101,16 +102,10 @@ class Liaobots(AsyncGeneratorProvider, ProviderModelMixin):
             "referer": f"{cls.url}/",
             "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36",
         }
-        if proxy and not connector:
-            try:
-                from aiohttp_socks import ProxyConnector
-                connector = ProxyConnector.from_url(proxy)
-            except ImportError:
-                raise RuntimeError('Install "aiohttp_socks" package for proxy support')
         async with ClientSession(
             headers=headers,
             cookie_jar=cls._cookie_jar,
-            connector=connector
+            connector=get_connector(connector, proxy)
         ) as session:
             cls._auth_code = auth if isinstance(auth, str) else cls._auth_code
             if not cls._auth_code:
diff --git a/g4f/Provider/PerplexityLabs.py b/g4f/Provider/PerplexityLabs.py
index 9b11b708..5002b39f 100644
--- a/g4f/Provider/PerplexityLabs.py
+++ b/g4f/Provider/PerplexityLabs.py
@@ -6,6 +6,7 @@ from aiohttp import ClientSession, BaseConnector
 
 from ..typing import AsyncResult, Messages
 from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
+from .helper import get_connector
 
 API_URL = "https://labs-api.perplexity.ai/socket.io/"
 WS_URL = "wss://labs-api.perplexity.ai/socket.io/"
@@ -48,13 +49,7 @@ class PerplexityLabs(AsyncGeneratorProvider, ProviderModelMixin):
             "Sec-Fetch-Site": "same-site",
             "TE": "trailers",
         }
-        if proxy and not connector:
-            try:
-                from aiohttp_socks import ProxyConnector
-                connector = ProxyConnector.from_url(proxy)
-            except ImportError:
-                raise RuntimeError('Install "aiohttp_socks" package for proxy support')
-        async with ClientSession(headers=headers, connector=connector) as session:
+        async with ClientSession(headers=headers, connector=get_connector(connector, proxy)) as session:
             t = format(random.getrandbits(32), '08x')
             async with session.get(
                 f"{API_URL}?EIO=4&transport=polling&t={t}",
diff --git a/g4f/Provider/bing/create_images.py b/g4f/Provider/bing/create_images.py
index 30fb372d..af39ef1e 100644
--- a/g4f/Provider/bing/create_images.py
+++ b/g4f/Provider/bing/create_images.py
@@ -13,7 +13,7 @@ from urllib.parse import quote
 from typing import Generator, List, Dict
 
 from ..create_images import CreateImagesProvider
-from ..helper import get_cookies
+from ..helper import get_cookies, get_connector
 from ...webdriver import WebDriver, get_driver_cookies, get_browser
 from ...base_provider import ProviderType
 from ...image import ImageResponse
@@ -79,13 +79,7 @@ def create_session(cookies: Dict[str, str], proxy: str = None, connector: BaseCo
     }
     if cookies:
         headers["Cookie"] = "; ".join(f"{k}={v}" for k, v in cookies.items())
-    if proxy and not connector:
-        try:
-            from aiohttp_socks import ProxyConnector
-            connector = ProxyConnector.from_url(proxy)
-        except ImportError:
-            raise RuntimeError('Install "aiohttp_socks" package for proxy support')
-    return ClientSession(headers=headers, connector=connector)
+    return ClientSession(headers=headers, connector=get_connector(connector, proxy))
 
 async def create_images(session: ClientSession, prompt: str, proxy: str = None, timeout: int = TIMEOUT_IMAGE_CREATION) -> List[str]:
     """
diff --git a/g4f/Provider/helper.py b/g4f/Provider/helper.py
index fce1ee6f..cf204e39 100644
--- a/g4f/Provider/helper.py
+++ b/g4f/Provider/helper.py
@@ -6,13 +6,15 @@ import random
 import secrets
 import string
 from asyncio import AbstractEventLoop, BaseEventLoop
+from aiohttp import BaseConnector
 from platformdirs import user_config_dir
 from browser_cookie3 import (
     chrome, chromium, opera, opera_gx,
     brave, edge, vivaldi, firefox,
     _LinuxPasswordManager, BrowserCookieError
 )
-from ..typing import Dict, Messages
+from ..typing import Dict, Messages, Optional
+from ..errors import AiohttpSocksError
 from .. import debug
 
 # Global variable to store cookies
@@ -147,4 +149,13 @@ def get_random_hex() -> str:
     Returns:
         str: A random hexadecimal string of 32 characters (16 bytes).
     """
-    return secrets.token_hex(16).zfill(32)
\ No newline at end of file
+    return secrets.token_hex(16).zfill(32)
+
+def get_connector(connector: BaseConnector = None, proxy: str = None) -> Optional[BaseConnector]:
+    if proxy and not connector:
+        try:
+            from aiohttp_socks import ProxyConnector
+            connector = ProxyConnector.from_url(proxy)
+        except ImportError:
+            raise AiohttpSocksError('Install "aiohttp_socks" package for proxy support')
+    return connector
\ No newline at end of file
diff --git a/g4f/errors.py b/g4f/errors.py
index ddfe74db..aaaa6b4b 100644
--- a/g4f/errors.py
+++ b/g4f/errors.py
@@ -29,4 +29,7 @@ class NestAsyncioError(Exception):
     pass
 
 class ModelNotSupportedError(Exception):
+    pass
+
+class AiohttpSocksError(Exception):
     pass
\ No newline at end of file
diff --git a/g4f/typing.py b/g4f/typing.py
index a6a62e3f..fd4fd047 100644
--- a/g4f/typing.py
+++ b/g4f/typing.py
@@ -1,5 +1,5 @@
 import sys
-from typing import Any, AsyncGenerator, Generator, NewType, Tuple, Union, List, Dict, Type, IO
+from typing import Any, AsyncGenerator, Generator, NewType, Tuple, Union, List, Dict, Type, IO, Optional
 from PIL.Image import Image
 
 if sys.version_info >= (3, 8):
@@ -22,6 +22,8 @@ __all__ = [
     'List',
     'Dict',
     'Type',
+    'IO',
+    'Optional',
     'TypedDict',
     'SHA256',
     'CreateResult',