Update app.py

app.py

@@ -221,41 +221,41 @@ def main():
     st.title("Research Paper Guru")
     st.subheader("Upload PDF or Enter URL")
     embeddings = None
-        pdf_option = st.selectbox("Choose an option:", ["Upload PDF", "Enter URL"])
-        chatbot = Chatbot()
+    pdf_option = st.selectbox("Choose an option:", ["Upload PDF", "Enter URL"])
+    chatbot = Chatbot()
 
-        if pdf_option == "Upload PDF":
-            uploaded_file = st.file_uploader("Choose a PDF file", type="pdf")
-            if uploaded_file is not None:
-                file_content = uploaded_file.read()
-                embeddings = process_pdf(file_content)
-                st.success("PDF uploaded and processed successfully!")
-                show_pdf(file_content)
+    if pdf_option == "Upload PDF":
+        uploaded_file = st.file_uploader("Choose a PDF file", type="pdf")
+        if uploaded_file is not None:
+            file_content = uploaded_file.read()
+            embeddings = process_pdf(file_content)
+            st.success("PDF uploaded and processed successfully!")
+            show_pdf(file_content)
 
-        elif pdf_option == "Enter URL":
-            url = st.text_input("Enter the URL of the PDF:")
-            if url:
-                if st.button("Download and process PDF"):
-                    try:
-                        r = requests.get(str(url))
-                        content = r.content
-                        embeddings = download_pdf(url)
-                        st.success("PDF downloaded and processed successfully!")
-                        show_pdf(content)
-                    except Exception as e:
-                        st.error(f"An error occurred while processing the PDF: {e}")
-        st.subheader("Ask a question about a research paper and get an answer with sources!")
-        query = st.text_input("Enter your query:")
-        if query:
-            if st.button("Get answer"):
-                if embeddings is not None:
-                    response = chatbot.reply(embeddings, query)
-                else:
-                    st.warning("Please upload a PDF or enter a URL first.")
-                st.write(response['answer'])
-                st.write("Sources:")
-                for source in response['sources']:
-                    st.write(source)
+    elif pdf_option == "Enter URL":
+        url = st.text_input("Enter the URL of the PDF:")
+        if url:
+            if st.button("Download and process PDF"):
+                try:
+                    r = requests.get(str(url))
+                    content = r.content
+                    embeddings = download_pdf(url)
+                    st.success("PDF downloaded and processed successfully!")
+                    show_pdf(content)
+                except Exception as e:
+                    st.error(f"An error occurred while processing the PDF: {e}")
+    st.subheader("Ask a question about a research paper and get an answer with sources!")
+    query = st.text_input("Enter your query:")
+    if query:
+        if st.button("Get answer"):
+            if embeddings is not None:
+                response = chatbot.reply(embeddings, query)
+            else:
+                st.warning("Please upload a PDF or enter a URL first.")
+            st.write(response['answer'])
+            st.write("Sources:")
+            for source in response['sources']:
+                st.write(source)
 
 if __name__ == "__main__":
     main()