Fix incorrect completion() signature for Databricks provider (#236)

llama_stack/providers/impls/meta_reference/safety/llama_guard.py

@@ -170,7 +170,7 @@ class LlamaGuardShield(ShieldBase):
         for i in range(1, len(messages)):
             if messages[i].role == messages[i - 1].role:
                 raise ValueError(
-                    f"Messages must alternate between user and assistant. Message {i} has the same role as message {i-1}"
+                    f"Messages must alternate between user and assistant. Message {i} has the same role as message {i - 1}"
                 )
         return messages
 

llama_stack/providers/impls/vllm/__init__.py

@@ -1,3 +1,9 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the terms described in the LICENSE file in
+# the root directory of this source tree.
+
 from typing import Any
 
 from .config import VLLMConfig