Update app.py

app.py

@@ -1,24 +1,31 @@
 import os
+
 import shutil
+
 import PyPDF2
+
 import gradio as gr
+
 from PIL import Image
 
+from transformers import BlipProcessor, BlipForConditionalGeneration
+
+from huggingface_hub import InferenceClient
+
+from langchain_huggingface import HuggingFaceEmbeddings
+
 # Unstructured for rich PDF parsing
 from unstructured.partition.pdf import partition_pdf
 from unstructured.partition.utils.constants import PartitionStrategy
 
-# Vision-language captioning (BLIP)
-from transformers import BlipProcessor, BlipForConditionalGeneration
 
 # LangChain vectorstore and embeddings
 from langchain_community.vectorstores import FAISS
 from langchain_community.embeddings import HuggingFaceEmbeddings
 
-# HF Inference client for chat completions
-from huggingface_hub import InferenceClient
 
-from langchain_huggingface import HuggingFaceEmbeddings
+
+
 
 
 # ── Globals ───────────────────────────────────────────────────────────────────