encode and decode

msg = "我爱北京"
print(msg)
print(msg.encode(encoding="utf-8"))#转二进制
print(msg.encode(encoding="utf-8").decode(encoding="utf-8"))#转utf-8

我爱北京
b'xe6x88x91xe7x88xb1xe5x8cx97xe4xbaxac'
我爱北京