Update app.py

app.py

@@ -42,37 +42,38 @@ for i in range(3):
 
 purs=st.button("gotcha", disabled=not any(url.strip() for url in urs))
 if purs:
-  st.write(urs)  
-  mp.text("Loading..URl..Loader....☑️☑️☑️")
-  sic=UnstructuredURLLoader(urls=urs)
-  docs=sic.load()
-  st.write(len(docs))  
-  mp.text("Loading..txt..splitter....☑️☑️☑️")
-  tot=RecursiveCharacterTextSplitter.from_tiktoken_encoder(encoding_name="cl100k_base",chunk_size=512,chunk_overlap=16)
-  doccs=tot.split_documents(docs)
-  st.write(len(doccs))  
-  mp.text("Loading..VB...☑️☑️☑️")
-  vv=Chroma.from_documents(doccs,m1)
-  r2=vv.as_retriever(search_type="similarity",search_kwargs={"k":4})
-  mp.text("Loading..Retri....☑️☑️☑️")
-  ra1=RetrievalQAWithSourcesChain.from_chain_type(llm=llm,retriever=r2,chain_type="map_reduce")
-  st.session_state.ra1=ra1
-  mp.text("DB & Retri Done ✅✅✅")
-  time.sleep(3)
+    urs = [url.strip() for url in urs if url.strip()]
+    st.write(urs)    
+    mp.text("Loading..URl..Loader....☑️☑️☑️")
+    sic=UnstructuredURLLoader(urls=urs)
+    docs=sic.load()
+    st.write(len(docs))  
+    mp.text("Loading..txt..splitter....☑️☑️☑️")
+    tot=RecursiveCharacterTextSplitter.from_tiktoken_encoder(encoding_name="cl100k_base",chunk_size=512,chunk_overlap=16)
+    doccs=tot.split_documents(docs)
+    st.write(len(doccs))  
+    mp.text("Loading..VB...☑️☑️☑️")
+    vv=Chroma.from_documents(doccs,m1)
+    r2=vv.as_retriever(search_type="similarity",search_kwargs={"k":4})
+    mp.text("Loading..Retri....☑️☑️☑️")
+    ra1=RetrievalQAWithSourcesChain.from_chain_type(llm=llm,retriever=r2,chain_type="map_reduce")
+    st.session_state.ra1=ra1
+    mp.text("DB & Retri Done ✅✅✅")
+    time.sleep(3)
 query=mp.text_input("UR Question??")
 if query:
-  if "ra1" not in st.session_state:
-    st.warning("pls give ur urls")
-  else:
-    with st.spinner("Wait for it..."):
-      result=st.session_state.ra1({"question":query},return_only_outputs=True)
-      st.header("Answer")
-      st.subheader(result["answer"])
-      g = st.button("Source")
-      if g:
-        sources = result.get("sources", "")
-        st.subheader("Sources")
-        for line in sources.split("\n"):
-          st.write(line)  
+    if "ra1" not in st.session_state:
+        st.warning("pls give ur urls")
+    else:
+        with st.spinner("Wait for it..."):
+            result=st.session_state.ra1({"question":query},return_only_outputs=True)
+        st.header("Answer")
+        st.subheader(result["answer"])
+        g = st.button("Source")
+        if g:
+            sources = result.get("sources", "")
+            st.subheader("Sources")
+            for line in sources.split("\n"):
+                st.write(line)