Update app.py

app.py

@@ -35,7 +35,8 @@ if lang is None:
 if lang is not None: 
   display = lang.display_name()
 
-  st.write(f"Correct BCP-47 tag for {langtext}, according to the langcodes library: {lang}")
+  st.write(f"BCP-47 tag for {langtext}, according to the langcodes library: {lang}")  
   st.write(f"Display name for {lang}: {lang.display_name()}")
   st.write(f"Autonym for {lang}: {lang.autonym()}")
   st.write(f"Alpha3 version (deprecated): {lang.to_alpha3()}")
+  st.write(f"Correct, standardized, BCP-47 tag for {langtext}, according to the langcodes library: {langcodes.standardize_tag(lang)}")