Update app.py

app.py

@@ -36,7 +36,7 @@ sp = gr.ScatterPlot(x="x", y="y", color="color")
 def inference(word1, word2, word3):
     output = model.similar_by_vector(model[word3] + model[word2] - model[word1])
     word_list = [word1, word2, word3]
-    word_list.expand([x for x,y in output[:4]])
+    word_list.extend([x for x,y in output[:4]])
     words = {key: model[key] for key in word_list}
     data = np.concatenate([x[np.newaxis, :] for x in words.values()], axis=0)
     labels = words.keys()