UnicodeDecodeError: 'gbk' codec can't decode byte 0xb0 in position 279: illegal multibyte sequence

with open(r'E:\yy\mysql.txt') as wk:
    print(wk.readlines())

Traceback (most recent call last):
  File "C:\eclipse-workspace\py3_test\test\test3.py", line 8, in <module>
    print(wk.readlines())
UnicodeDecodeError: 'gbk' codec can't decode byte 0xb0 in position 279: illegal multibyte sequence

读取文件时，报错，解决方案：

①

with open(r'E:\yy\mysql.txt',encoding='utf-8') as wk:
    print(wk.readline())

这种方法读取的内容是字符串类型

<class 'str'>

②

with open(r'E:\yy\mysql.txt','rb') as wk:
    print(wk.readline())

这种方法读取的内容是字节类型

<class 'bytes'>

关于读取文件，首行会多 ‘\ufeff’ 的处理方法：https://www.cnblogs.com/chongzi1990/p/8694883.html

with open(r'E:\yy\mysql.txt',encoding='UTF-8-sig') as wk: