python读文件经常会出现 UnicodeDecodeError: 'gbk' codec can't decode byte 0xbd in position 764: illegal multibyte sequence

解决方法：

以"rb"，方式读再以一定的方式解码，如"UTF-8","UTF-16", "gbk"

with open(log_path, 'rb') as fd:

        lines = [l.decode('utf8', 'ignore') for l in fd.readlines()]