Update app_utils.py

app_utils.py

@@ -7,7 +7,7 @@ from pydub import AudioSegment #    AudioSegment is a class in the pydub module
 from pydub.playback import play  #  play is a function in the pydub.playback module that can be used to play audio files.
 import logging
 import numpy as np
-
+import openai
 from langchain import OpenAI
 from langchain.chains import RetrievalQA #  RetrievalQA is a class in the langchain.chains module that can be used to build a retrieval-based question answering system.
 from langchain.vectorstores import Chroma # Chroma is a class in the langchain.vectorstores module that can be used to store vectors.
@@ -27,7 +27,7 @@ from tenacity import (
 @retry(wait=wait_random_exponential(min=1, max=60), stop=stop_after_attempt(6))
 @st.cache_data
 def embedding_from_string(input: str, model: str) -> list:
-    response = OpenAI.Embedding.create(input=input, model=model)
+    response = openai.Embedding.create(input=input, model=model)
     embedding = response["data"][0]["embedding"]
     return embedding