Update app.py

app.py

@@ -1,12 +1,11 @@
 import streamlit as st
 import speech_recognition as sr
 from gtts import gTTS
-import os
+import tempfile
 import fitz  # PyMuPDF for PDF extraction
 from langchain.chains import ConversationalRetrievalChain
 from langchain.vectorstores import FAISS
 from langchain.embeddings import HuggingFaceEmbeddings
-from langchain.text_splitter import CharacterTextSplitter
 from langchain.docstore.document import Document
 from langchain.llms import Anthropic
 
@@ -34,12 +33,9 @@ def record_audio():
 # Function for text-to-speech (Text to Audio)
 def text_to_speech_urdu(text):
     tts = gTTS(text=text, lang='ur')
-    tts.save("response.mp3")
-    with open("response.mp3", "rb") as audio_file:
-        audio_bytes = audio_file.read()
-        st.audio(audio_bytes, format="audio/mp3")
-    if os.path.exists("response.mp3"):
-        os.remove("response.mp3")
+    with tempfile.NamedTemporaryFile(delete=False, suffix=".mp3") as temp_audio_file:
+        tts.save(temp_audio_file.name)
+        st.audio(temp_audio_file.name, format="audio/mp3")
 
 # Function to extract text from PDFs
 def extract_text_from_pdf(pdf_file):