Update app.py

app.py

@@ -16,6 +16,7 @@ st.write(f"**Feedback:** Provide feedback at https://twitter.com/cleong110, or v
 example_valid_lookups = ["zh-CN", "Chinese", "zh-Latn-pinyin", "en-Latn-US", "en", "English", "fr-CA", "French (Canada)", "français", "法语"]
 langtext = st.text_input("Language Code/Tag Lookup using langcodes", "Swahili", help=f"Try language codes or language names! Examples: {example_valid_lookups}").strip()
 
+# TODO: st.code() for these "lookup in progress" outputs. 
 st.write("* Checking whether the tag is valid. That is, the language, script, territory, and variants (if present) are all tags that have meanings assigned by IANA.")
 
 if langcodes.tag_is_valid(langtext):