chore: import upstream snapshot with attribution

open_notebook/graphs/tools.py

@@ -0,0 +1,13 @@
+from datetime import datetime
+
+from langchain.tools import tool
+
+
+# todo: turn this into a system prompt variable
+@tool
+def get_current_timestamp() -> str:
+    """
+    name: get_current_timestamp
+    Returns the current timestamp in the format YYYYMMDDHHmmss.
+    """
+    return datetime.now().strftime("%Y%m%d%H%M%S")