The RAG is a rag

app.py

@@ -101,12 +101,16 @@ def process_pdf_file(file: AskFileResponse):
         f.write(file.content)
 
     doc = pymupdf.open(temp_file_path)
+    documents = doc.load_documents()
+    texts = text_splitter.split_texts(documents)
+    return texts
+    """
     texts = []
     for page in doc:
         texts.append(page.get_text())
-    
-    os.remove(temp_file_path)  # Clean up the temporary file after processing
-    return texts
+    """
+    # os.remove(temp_file_path) checking whether this is better
+    #return texts
 
 @cl.on_chat_start
 async def on_chat_start():
@@ -115,7 +119,7 @@ async def on_chat_start():
     # Wait for the user to upload a file
     while files == None:
         files = await cl.AskFileMessage(
-            content="Please upload a Text or PDF file to begin!",
+            content="Please upload a Text or PDF file <2MB to begin!",
             accept=["text/plain", "application/pdf"],
             max_size_mb=2,
             timeout=180,
@@ -134,7 +138,7 @@ async def on_chat_start():
     elif file.type == "application/pdf":
         texts = process_pdf_file(file)
     else:
-        msg.content = "Unsupported file type."
+        msg.content = "Unsupported file type. Please use .txt and .pdf files only"
         await msg.update()
         return