add timer

word_vector/word_to_vec.py

 import os
+import time
 
 from gensim.models import word2vec
 
@@ -28,4 +29,8 @@ def w2v_train(f_name, model_output_name):
 
 
 if __name__ == "__main__":
+    begin_time = time.time()
+
     w2v_train("dispose_problem.txt", "w2v_model")
+
+    print("total cost: {:.2f}mins".format((time.time() - begin_time) / 60))