fix: 修复讯飞星火模型多用户同时提问后，回答内容会错乱 #917 (#920)

(cherry picked from commit 76c1acb)

Author: shaohuzhang1

apps/common/config/embedding_config.py

@@ -18,7 +18,7 @@ class ModelManage:
     @staticmethod
     def get_model(_id, get_model):
         model_instance = ModelManage.cache.get(_id)
-        if model_instance is None:
+        if model_instance is None or not model_instance.is_cache_model():
             model_instance = get_model(_id)
             ModelManage.cache.set(_id, model_instance, timeout=60 * 30)
             return model_instance

apps/setting/models_provider/base_model_provider.py

@@ -89,6 +89,10 @@ class MaxKBBaseModel(ABC):
     def new_instance(model_type, model_name, model_credential: Dict[str, object], **model_kwargs):
         pass
 
+    @staticmethod
+    def is_cache_model():
+        return True
+
 
 class BaseModelCredential(ABC):
 

apps/setting/models_provider/impl/xf_model_provider/model/llm.py

@@ -20,6 +20,9 @@
 
 
 class XFChatSparkLLM(MaxKBBaseModel, ChatSparkLLM):
+    @staticmethod
+    def is_cache_model():
+        return False
 
     @staticmethod
     def new_instance(model_type, model_name, model_credential: Dict[str, object], **model_kwargs):