From 4edd7518de837d6469a5ec982cc5ffb959ae4e92 Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <heiner@lohaus.eu>
Date: Sat, 23 Sep 2023 15:35:17 +0200
Subject: Fix: Aivvm: KeyError: '' and TypeError: issubclass() arg 1 must be a
 class

---
 g4f/Provider/Aivvm.py | 12 +++++++++---
 g4f/models.py         |  2 +-
 2 files changed, 10 insertions(+), 4 deletions(-)

(limited to 'g4f')

diff --git a/g4f/Provider/Aivvm.py b/g4f/Provider/Aivvm.py
index 97c9dff0..c38c4a74 100644
--- a/g4f/Provider/Aivvm.py
+++ b/g4f/Provider/Aivvm.py
@@ -2,7 +2,7 @@ from __future__ import annotations
 import requests
 
 from .base_provider import BaseProvider
-from ..typing import Any, CreateResult
+from ..typing import CreateResult
 
 models = {
     'gpt-3.5-turbo': {'id': 'gpt-3.5-turbo', 'name': 'GPT-3.5'},
@@ -26,8 +26,14 @@ class Aivvm(BaseProvider):
     def create_completion(cls,
         model: str,
         messages: list[dict[str, str]],
-        stream: bool, **kwargs: Any) -> CreateResult:
-        
+        stream: bool,
+        **kwargs
+    ) -> CreateResult:
+        if not model:
+            model = "gpt-3.5-turbo"
+        elif model not in models:
+            raise ValueError(f"Model are not supported: {model}")
+    
         headers = {
             "authority"          : "chat.aivvm.com",
             "accept"             : "*/*",
diff --git a/g4f/models.py b/g4f/models.py
index 71fd6b18..01b42106 100644
--- a/g4f/models.py
+++ b/g4f/models.py
@@ -24,7 +24,7 @@ from .Provider   import (
 class Model:
     name: str
     base_provider: str
-    best_provider: Union[type[BaseProvider], tuple[type[BaseProvider]]] = None
+    best_provider: Union[type[BaseProvider], RetryProvider] = None
 
 # Config for HuggingChat, OpenAssistant
 # Works for Liaobots, H2o, OpenaiChat, Yqcloud, You
-- 
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