Update app.py

app.py

@@ -1,5 +1,6 @@
 import streamlit as st
 import langcodes
+from requests_html import HTMLSession
 
 st.write("# Language code/tag search")
 st.write("Fed up with language tag confusion? Here's your one-stop shop!")
@@ -42,18 +43,15 @@ if lang is None:
 
 
 def pull_obsolete_codes(iso_code):
-  from requests_html import HTMLSession
   session = HTMLSession() 
   r= session.get(f"https://iso639-3.sil.org/code/{iso_code}")
   # https://www.w3schools.com/cssref/css_selectors.asp
+  obsolete_codes = {}
   for found_element in r.html.find(".views-field-nothing", clean=True):
     lines = found_element.text.splitlines()
-    # lines = text.splitlines()
-    obsolete_codes = {}
     for line in lines:
       for obsolete_code_name in ["639-1","639-2/B", "639-2/T", "639-3"]:
-        if obsolete_code_name in line:
-  
+        if obsolete_code_name in line and ":" in line:
           code = line.split()[-1]
           obsolete_codes[obsolete_code_name] = code  
   return obsolete_codes