diff --git a/metagpt/actions/ask_review.py b/metagpt/actions/ask_review.py
index 0d671648b..a20395104 100644
--- a/metagpt/actions/ask_review.py
+++ b/metagpt/actions/ask_review.py
@@ -27,7 +27,9 @@ class AskReview(Action):
         if plan:
             logger.info("Current overall plan:")
             logger.info(
-                "\n".join([f"{task.task_id}: {task.instruction}, is_finished: {task.is_finished}" for task in plan.tasks])
+                "\n".join(
+                    [f"{task.task_id}: {task.instruction}, is_finished: {task.is_finished}" for task in plan.tasks]
+                )
             )
 
         logger.info("most recent context:")
diff --git a/metagpt/actions/write_analysis_code.py b/metagpt/actions/write_analysis_code.py
index c5f9c9166..7d4597cf0 100644
--- a/metagpt/actions/write_analysis_code.py
+++ b/metagpt/actions/write_analysis_code.py
@@ -12,7 +12,7 @@ import yaml
 from tenacity import retry, stop_after_attempt, wait_fixed
 
 from metagpt.actions import Action
-from metagpt.const import METAGPT_ROOT, TOOL_SCHEMA_PATH
+from metagpt.const import TOOL_SCHEMA_PATH
 from metagpt.llm import LLM
 from metagpt.logs import logger
 from metagpt.prompts.ml_engineer import (
diff --git a/metagpt/roles/code_interpreter.py b/metagpt/roles/code_interpreter.py
index 9b13d8dcb..164c7cb12 100644
--- a/metagpt/roles/code_interpreter.py
+++ b/metagpt/roles/code_interpreter.py
@@ -28,7 +28,9 @@ class CodeInterpreter(Role):
         make_udfs=False,
         **kwargs,
     ):
-        super().__init__(name=name, profile=profile, goal=goal, auto_run=auto_run, use_tools=use_tools, make_udfs=make_udfs, **kwargs)
+        super().__init__(
+            name=name, profile=profile, goal=goal, auto_run=auto_run, use_tools=use_tools, make_udfs=make_udfs, **kwargs
+        )
         self._set_react_mode(react_mode="plan_and_act", auto_run=auto_run, use_tools=use_tools)
 
     @property
@@ -97,4 +99,6 @@ class CodeInterpreter(Role):
         logger.info("Plan completed. Now start to make tools ...")
         tool_maker = ToolMaker()
         for task in self.planner.plan.get_finished_tasks():
-            await tool_maker.make_tool(code=task.code, instruction=task.instruction, task_id=task.task_id, auto_run=self.auto_run)
+            await tool_maker.make_tool(
+                code=task.code, instruction=task.instruction, task_id=task.task_id, auto_run=self.auto_run
+            )
diff --git a/metagpt/roles/tool_maker.py b/metagpt/roles/tool_maker.py
index 5453fd807..68d84b1e6 100644
--- a/metagpt/roles/tool_maker.py
+++ b/metagpt/roles/tool_maker.py
@@ -45,7 +45,7 @@ class ToolMaker(Role):
             _, confirmed = await self.ask_review(auto_run=auto_run)
             if confirmed:
                 make_tools.save(tool_code)
-    
+
     async def ask_review(self, auto_run: bool = True):
         if not auto_run:
             review, confirmed = await AskReview().run()