edit app.py

app.py

@@ -141,7 +141,8 @@ with gr.Blocks() as demo:
         def update_guesses(cur, i, guessed_words, guesses_df):
             if cur.get('guess') and cur['guess'] not in guessed_words:
                 guessed_words.add(cur['guess'])
-                cur['sim'] = round(cur['sim'], 2)
+                if cur['sim']:
+                    cur['sim'] = round(cur['sim'], 2)
                 cur['i'] = i
                 guesses_df.loc[i] = cur
                 i += 1