关于python的文件读取

Question

二进制读取文件，出现以下报错：
UnicodeDecodeError: 'ascii' codec can't decode byte 0xf0 in position 6: ordinal not in range(128)

     with open(model_file,'rb') as str:     #二进制
        data_value=pickle.load(str)

model_file是文件路径及名字，出错位置在第二行

Answer 1

http://www.cnblogs.com/allenblogs/archive/2010/09/13/1824842.html