diff --git a/autogen/agentchat/conversable_agent.py b/autogen/agentchat/conversable_agent.py
index 204e57ab6890..454cedfe49e7 100644
--- a/autogen/agentchat/conversable_agent.py
+++ b/autogen/agentchat/conversable_agent.py
@@ -18,6 +18,7 @@
 from ..cache.cache import AbstractCache
 from ..code_utils import (
     UNKNOWN,
+    PYTHON_VARIANTS,
     check_can_use_docker_or_throw,
     content_str,
     decide_use_docker,
@@ -2079,7 +2080,7 @@ def execute_code_blocks(self, code_blocks):
             )
             if lang in ["bash", "shell", "sh"]:
                 exitcode, logs, image = self.run_code(code, lang=lang, **self._code_execution_config)
-            elif lang in ["python", "Python", "py"]:
+            elif lang in PYTHON_VARIANTS:
                 if code.startswith("# filename: "):
                     filename = code[11 : code.find("\n")].strip()
                 else:
diff --git a/autogen/code_utils.py b/autogen/code_utils.py
index 71b91d2165a6..f1f0dbd247a2 100644
--- a/autogen/code_utils.py
+++ b/autogen/code_utils.py
@@ -35,6 +35,7 @@
 DEFAULT_TIMEOUT = 600
 WIN32 = sys.platform == "win32"
 PATH_SEPARATOR = WIN32 and "\\" or "/"
+PYTHON_VARIANTS = ["python", "Python", "py"]
 
 logger = logging.getLogger(__name__)