+import pickle
+
+def save_obj(obj, name ):
+ with open('obj/'+ name + '.pkl', 'wb') as f:
+ pickle.dump(obj, f, pickle.HIGHEST_PROTOCOL)
+
+def load_obj(name ):
+ with open('obj/' + name + '.pkl', 'r') as f:
+ return pickle.load(f)
+
+
+def load_dict(name):
+ try:
+ return load_obj(name)
+ except:
+ return {}