[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

langchain_opea/chat_models.py

@@ -35,6 +35,7 @@ class ChatOPEA(BaseChatOpenAI):  # type: ignore[override]
 
     model_name: str = Field(alias="model", default=DEFAULT_MODEL_ID)
     """Model name to use."""
+
     opea_api_key: Optional[SecretStr] = Field(
         alias="api_key",
         default_factory=secret_from_env("OPEA_API_KEY", default=None),
@@ -43,6 +44,7 @@ class ChatOPEA(BaseChatOpenAI):  # type: ignore[override]
 
     Automatically read from env variable `OPEA_API_KEY` if not provided.
     """
+
     opea_api_base: str = Field(default="https://localhost:9009/v1/")
     """Base URL path for API requests."""
 

langchain_opea/embeddings.py

@@ -36,6 +36,7 @@ class OPEAEmbeddings(OpenAIEmbeddings):
 
     model_name: str = Field(alias="model")
     """Model name to use."""
+
     opea_api_key: Optional[SecretStr] = Field(
         alias="api_key",
         default_factory=secret_from_env("OPEA_API_KEY", default=None),
@@ -44,6 +45,7 @@ class OPEAEmbeddings(OpenAIEmbeddings):
 
     Automatically read from env variable `OPEA_API_KEY` if not provided.
     """
+
     opea_api_base: str = Field(default="https://localhost:6006/v1/")
     """Base URL path for API requests."""
 

langchain_opea/llms.py

@@ -39,6 +39,7 @@ class OPEALLM(BaseOpenAI):  # type: ignore[override]
 
     model_name: str = Field(alias="model", default=DEFAULT_MODEL_ID)
     """Model name to use."""
+
     opea_api_key: Optional[SecretStr] = Field(
         alias="api_key",
         default_factory=secret_from_env("OPEA_API_KEY", default=None),
@@ -47,6 +48,7 @@ class OPEALLM(BaseOpenAI):  # type: ignore[override]
 
     Automatically read from env variable `OPEA_API_KEY` if not provided.
     """
+
     opea_api_base: str = Field(default="http://localhost:9009/v1/")
     """Base URL path for API requests."""
 

langchain_opea/native_chat_models.py

@@ -102,6 +102,7 @@ class ChatNative(BaseChatModel):
 
     llm: Any
     """LLM, must be of type HuggingFacePipeline."""
+
     system_message: SystemMessage = SystemMessage(content=DEFAULT_SYSTEM_PROMPT)
     tokenizer: Any = None
     model_id: Optional[str] = None
@@ -209,7 +210,6 @@ def _to_chat_prompt(
 
     def _to_chatml_format(self, message: BaseMessage) -> dict:
         """Convert LangChain message to ChatML format."""
-
         if isinstance(message, SystemMessage):
             role = "system"
         elif isinstance(message, AIMessage):