progress spinning

demo.py

@@ -274,10 +274,12 @@ with st.form("my_form"):
     if submitted:
         if textmode == 'Option 2: My own text':
             text = input_text
-            doc = nlp(preprocess(text))
+            with st.spinner('Analysis in pregress...'):
+                doc = nlp(preprocess(text))
             #st.markdown("> " + input_text)
         else:
-            doc = nlp(preprocess(text))
+            with st.spinner('Analysis in pregress...'):
+                doc = nlp(preprocess(text))
             #st.markdown("> " + text)
 
 ## Dependency parsing