copy_reg ? Error

[s1162276945]

Traceback (most recent call last):
===================================ConvMF Option Setting===================================
File "D:/pycode/ConvMF/run.py", line 132, in
R, D_all = data_factory.load(aux_path)
data path - D:/pycode/ConvMF/data/preprocessed/movielens_10m/cf/0.2_1/
File "D:\pycode\ConvMF\data_manager.py", line 31, in load
aux path - D:/pycode/ConvMF/data/preprocessed/movielens_10m/
R = pickle.load(open(path + "ratings.all", "rb")) # , encoding='iso-8859-
ImportError: No module named 'copy_reg\r'

[s1162276945]

hope somebody can deal with it