added button to toggle summarize

app.py

@@ -6,17 +6,17 @@ if __name__ == "__main__":
     import sys
     sys.path.append("../extractive_summarizer")
     st.title("Text Summarizer 📝")
-    st.write("This is a test statement")
+    summarize_type = st.sidebar.selectbox("Summarization type", options=["Extractive", "Abstractive"])
 
     inp_text = st.text_input("Enter the text here")
-    summarize_type = st.sidebar.selectbox("Summarization type", options=["Extractive", "Abstractive"])
 
     if summarize_type == "Extractive":
         from extractive_summarizer.model_processors import Summarizer
 
         # init model
         model = Summarizer()
-        summarized_text = model(inp_text, num_sentences=5)
-
-        st.subheader("Summarized text")
-        st.markdown(summarized_text)
+        summarize = st.button("Summarize")
+        if summarize:
+            st.subheader("Summarized text")
+            summarized_text = model(inp_text, num_sentences=5)
+            st.info(summarized_text)