minor cleanup and type ignore for Azure

Author: Pouyanpi

nemoguardrails/embeddings/basic.py

@@ -45,8 +45,6 @@ class BasicEmbeddingsIndex(EmbeddingsIndex):
         max_batch_hold: The maximum time a batch is held before being processed
     """
 
-    # Instance attributes are defined in __init__ and accessed via properties
-
     def __init__(
         self,
         embedding_model: str = "sentence-transformers/all-MiniLM-L6-v2",

nemoguardrails/embeddings/providers/azureopenai.py

@@ -49,14 +49,13 @@ def __init__(self, embedding_model: str):
             from openai import AzureOpenAI  # type: ignore
         except ImportError:
             raise ImportError(
-                "Could not import openai, please install it with "
-                "`pip install openai`."
+                "Could not import openai, please install it with `pip install openai`."
             )
         # Set Azure OpenAI API credentials
         self.client = AzureOpenAI(
             api_key=os.getenv("AZURE_OPENAI_API_KEY"),
             api_version=os.getenv("AZURE_OPENAI_API_VERSION"),
-            azure_endpoint=os.getenv("AZURE_OPENAI_ENDPOINT"),
+            azure_endpoint=os.getenv("AZURE_OPENAI_ENDPOINT"),  # type: ignore
         )
 
         self.embedding_model = embedding_model