diff --git a/metagpt/provider/constant.py b/metagpt/provider/constant.py
index f9b84fc60..db67847a8 100644
--- a/metagpt/provider/constant.py
+++ b/metagpt/provider/constant.py
@@ -1,6 +1,6 @@
 # function in tools, https://platform.openai.com/docs/api-reference/chat/create#chat-create-tools
 # Reference: https://github.com/KillianLucas/open-interpreter/blob/v0.1.14/interpreter/llm/setup_openai_coding_llm.py
-general_function_schema = {
+GENERAL_FUNCTION_SCHEMA = {
     "name": "execute",
     "description": "Executes code on the user's machine, **in the users local environment**, and returns the output",
     "parameters": {
@@ -27,4 +27,4 @@ general_function_schema = {
 
 # tool_choice value for general_function_schema
 # https://platform.openai.com/docs/api-reference/chat/create#chat-create-tool_choice
-general_tool_choice = {"type": "function", "function": {"name": "execute"}}
+GENERAL_TOOL_CHOICE = {"type": "function", "function": {"name": "execute"}}
diff --git a/metagpt/provider/openai_api.py b/metagpt/provider/openai_api.py
index af7810b62..34e5693f8 100644
--- a/metagpt/provider/openai_api.py
+++ b/metagpt/provider/openai_api.py
@@ -21,7 +21,7 @@ from tenacity import (
 from metagpt.config import CONFIG
 from metagpt.logs import logger
 from metagpt.provider.base_gpt_api import BaseGPTAPI
-from metagpt.provider.constant import general_function_schema, general_tool_choice
+from metagpt.provider.constant import GENERAL_FUNCTION_SCHEMA, GENERAL_TOOL_CHOICE
 from metagpt.schema import Message
 from metagpt.utils.singleton import Singleton
 from metagpt.utils.token_counter import (
@@ -248,8 +248,8 @@ class OpenAIGPTAPI(BaseGPTAPI, RateLimiter):
         """
         if "tools" not in kwargs:
             configs = {
-                "tools": [{"type": "function", "function": general_function_schema}],
-                "tool_choice": general_tool_choice,
+                "tools": [{"type": "function", "function": GENERAL_FUNCTION_SCHEMA}],
+                "tool_choice": GENERAL_TOOL_CHOICE,
             }
             kwargs.update(configs)