From 963e0104ad83c6ca0e961a966bd20e1284bdb337 Mon Sep 17 00:00:00 2001
From: hlohaus <983577+hlohaus@users.noreply.github.com>
Date: Fri, 28 Feb 2025 09:36:15 +0100
Subject: Add gpt-4.5 model

---
 g4f/Provider/openai/models.py  |  2 +-
 g4f/providers/base_provider.py |  2 +-
 g4f/tools/langchain.py         | 41 -----------------------------------------
 3 files changed, 2 insertions(+), 43 deletions(-)
 delete mode 100644 g4f/tools/langchain.py

diff --git a/g4f/Provider/openai/models.py b/g4f/Provider/openai/models.py
index 5207280a..2548205a 100644
--- a/g4f/Provider/openai/models.py
+++ b/g4f/Provider/openai/models.py
@@ -1,6 +1,6 @@
 default_model = "auto"
 default_image_model = "dall-e-3"
 image_models = [default_image_model]
-text_models = [default_model, "gpt-4", "gpt-4o", "gpt-4o-mini", "o1", "o1-preview", "o1-mini", "o3-mini", "o3-mini-high"]
+text_models = [default_model, "gpt-4", "gpt-4.5", "gpt-4o", "gpt-4o-mini", "o1", "o1-preview", "o1-mini", "o3-mini", "o3-mini-high"]
 vision_models = text_models
 models = text_models + image_models
\ No newline at end of file
diff --git a/g4f/providers/base_provider.py b/g4f/providers/base_provider.py
index f16dcc7b..7ae5b44a 100644
--- a/g4f/providers/base_provider.py
+++ b/g4f/providers/base_provider.py
@@ -377,7 +377,7 @@ class RaiseErrorMixin():
                 raise ResponseError(data["error"])
             elif "code" in data["error"]:
                 raise ResponseError("\n".join(
-                    [e for e in [f'Error {data["error"]["code"]}:{data["error"]["message"]}', data["error"].get("failed_generation")] if e is not None]
+                    [e for e in [f'Error {data["error"]["code"]}: {data["error"]["message"]}', data["error"].get("failed_generation")] if e is not None]
                 ))
             elif "message" in data["error"]:
                 raise ResponseError(data["error"]["message"])
diff --git a/g4f/tools/langchain.py b/g4f/tools/langchain.py
deleted file mode 100644
index ecfd7d2f..00000000
--- a/g4f/tools/langchain.py
+++ /dev/null
@@ -1,41 +0,0 @@
-from __future__ import annotations
-
-from typing import Any, Dict
-from langchain_community.chat_models import openai
-from langchain_community.chat_models.openai import ChatOpenAI, BaseMessage, convert_message_to_dict
-from pydantic import Field
-from g4f.client import AsyncClient, Client
-from g4f.client.stubs import ChatCompletionMessage
-
-def new_convert_message_to_dict(message: BaseMessage) -> dict:
-    message_dict: Dict[str, Any]
-    if isinstance(message, ChatCompletionMessage):
-        message_dict = {"role": message.role, "content": message.content}
-        if message.tool_calls is not None:
-            message_dict["tool_calls"] = [{
-                "id": tool_call.id,
-                "type": tool_call.type,
-                "function": tool_call.function
-            } for tool_call in message.tool_calls]
-            if message_dict["content"] == "":
-                message_dict["content"] = None
-    else:
-        message_dict = convert_message_to_dict(message)
-    return message_dict
-
-openai.convert_message_to_dict = new_convert_message_to_dict
-
-class ChatAI(ChatOpenAI):
-    model_name: str = Field(default="gpt-4o", alias="model")
-
-    @classmethod
-    def validate_environment(cls, values: dict) -> dict:
-        client_params = {
-            "api_key": values["g4f_api_key"] if "g4f_api_key" in values else None,
-            "provider": values["g4f_provider"] if "g4f_provider" in values else None,
-        }
-        values["client"] = Client(**client_params).chat.completions
-        values["async_client"] = AsyncClient(
-            **client_params
-        ).chat.completions
-        return values
\ No newline at end of file
-- 
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