Update app.py

app.py

@@ -5,7 +5,7 @@ from langchain.vectorstores import Chroma
 from langchain.document_loaders import PyPDFLoader
 from langchain.text_splitter import CharacterTextSplitter
 from langchain.embeddings import HuggingFaceInferenceAPIEmbeddings
-from your_module import HuggingFaceBgeEmbeddings
+from langchain.embeddings import HuggingFaceBgeEmbeddings
 
 # Use Hugging Face Inference API embeddings
 inference_api_key = os.environ['HF']