Lint

11 months ago · 151f27d502
parent 4ba9c16f74
commit 151f27d502
1 changed files with 2 additions and 1 deletions
--- a/libs/langchain/langchain/schema/runnable/utils.py
+++ b/libs/langchain/langchain/schema/runnable/utils.py
@ -92,7 +92,8 @@ class GetLambdaSource(ast.NodeVisitor):
        self.source: Optional[str] = None

    def visit_Lambda(self, node: ast.Lambda) -> Any:
-        self.source = ast.unparse(node)
+        if hasattr(ast, "unparse"):
+            self.source = ast.unparse(node)


 def get_function_first_arg_dict_keys(func: Callable) -> Optional[List[str]]: