Update app.py

app.py

@@ -59,7 +59,7 @@ if uploaded_file is not None:
     #===check keywords===
     @st.cache_data(ttl=3600)
     def get_data(extype):
-        list_of_column_key = list(keywords.columns)
+        list_of_column_key = list(data.columns)
         list_of_column_key = [k for k in list_of_column_key if 'Keyword' in k]
         return list_of_column_key