s = "我今天非常的困"

bs = s.encode("utf-8")# 把字符串转化成utf-8格式bytes

# bytes 不是给人看的, 给机器用的

# 21个字节

b'\xe6\x88\x91\xe4\xbb\x8a\xe5\xa4\xa9\xe9\x9d\x9e\xe5\xb8\xb8\xe7\x9a\x84\xe5\x9b\xb0'

bs = s.encode("gbk")

# 14个字节

b'\xce\xd2\xbd\xf1\xcc\xec\xb7\xc7\xb3\xa3\xb5\xc4\xc0\xa7'

print(bs)

# utf-8和gbk是不能直接转换的, 必须使用unicode来转换

bs = b'\xce\xd2\xbd\xf1\xcc\xec\xb7\xc7\xb3\xa3\xb5\xc4\xc0\xa7'

# 把字节转化回字符串

s = bs.decode("gbk")

print(s)

bs = b'\xe6\x88\x91\xe4\xbb\x8a\xe5\xa4\xa9\xe9\x9d\x9e\xe5\xb8\xb8\xe7\x9a\x84\xe5\x9b\xb0'

# # 把这个bytes转化成gbk的bytes

s = bs.decode("utf-8")

g = s.encode("gbk")

print(g)

# 关于bytes,非ascii中的内容,展示的时候都是\x..如果是ascii中的内容,原样输出

name = "alex昨天吃多了"

bs = name.encode("gbk") # b'alex\xd7\xf2\xcc\xec\xb3\xd4\xb6\xe0\xc1\xcb'

print(bs)

bss = name.encode("utf-8") # b'alex\xe6\x98\xa8\xe5\xa4\xa9\xe5\x90\x83\xe5\xa4\x9a\xe4\xba\x86'

print(bss)