From 66113c2a629184317972983c579da27c62ff1e00 Mon Sep 17 00:00:00 2001
From: Zander Chase <130414180+vowelparrot@users.noreply.github.com>
Date: Wed, 24 May 2023 14:05:13 -0700
Subject: [PATCH] Log warning (#5192)

Changes debug log to warning log when LC Tracer fails to instantiate
---
 langchain/callbacks/manager.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/langchain/callbacks/manager.py b/langchain/callbacks/manager.py
index 78ecb727..44a2a760 100644
--- a/langchain/callbacks/manager.py
+++ b/langchain/callbacks/manager.py
@@ -888,7 +888,12 @@ def _configure(
                     handler.ensure_session()
                     callback_manager.add_handler(handler, True)
                 except Exception as e:
-                    logger.debug("Unable to load requested LangChainTracer", e)
+                    logger.warning(
+                        "Unable to load requested LangChainTracer."
+                        " To disable this warning,"
+                        " unset the  LANGCHAIN_TRACING_V2 environment variables.",
+                        e,
+                    )
         if open_ai is not None and not any(
             isinstance(handler, OpenAICallbackHandler)
             for handler in callback_manager.handlers