From 5c3f8080c89385ad3dc96ff096aaf2ab928f503b Mon Sep 17 00:00:00 2001
From: jamescalam <james.briggs@hotmail.com>
Date: Sun, 1 Dec 2024 18:18:54 +0100
Subject: [PATCH] fix: func schema string logic

---
 semantic_router/schema.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/semantic_router/schema.py b/semantic_router/schema.py
index 678cd747..b3cee7c2 100644
--- a/semantic_router/schema.py
+++ b/semantic_router/schema.py
@@ -134,6 +134,8 @@ def to_str(self, include_metadata: bool = False):
                     json.dumps(schema, sort_keys=True)
                     for schema in self.function_schemas
                 ]
+            else:
+                function_schemas_sorted = []
             # we must do the same for metadata
             metadata_sorted = json.dumps(self.metadata, sort_keys=True)
             return f"{self.route}: {self.utterance} | {function_schemas_sorted} | {metadata_sorted}"