Update app.py

app.py

@@ -4,7 +4,7 @@ import pdfplumber
 import docx
 import nltk
 import gradio as gr
-from langchain.embeddings import HuggingFaceEmbeddings
+from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain_community.vectorstores import FAISS
 from langchain_text_splitters import RecursiveCharacterTextSplitter
 from langchain_text_splitters import TokenTextSplitter
@@ -125,6 +125,7 @@ def upload_file(file, model_name, split_strategy, overlap_size,chunk_size,  max_
             overlap_size = int(overlap_size)  # Convert to int if valid
     except ValueError:
         return {"error": "Chunk size and overlap size must be valid integers."}
+        
     print('chunk size: '+chunk_size)
     print('ov size: '+overlap_size)