Update tools/python_repl.py

tools/python_repl.py

@@ -1,9 +1,7 @@
 import io
 import contextlib
 import threading
-from langchain_core.tools import tool
 
-@tool
 def python_repl(code: str, timeout: int = 10) -> str:
     """Execute Python code and return its printed output. Use for calculations, string manipulation, parsing tables, etc.
     You MUST use `print()` to output results. Available libraries: pandas (as pd), numpy (as np)."""