python bytes和str之间的转换

 1 # bytes object
 2 b = b"example"
 3
 4 # str object
 5 s = "example"
 6
 7 # str to bytes
 8 sb = bytes(s, encoding = "utf8")
 9
10 # bytes to str
11 bs = str(b, encoding = "utf8")
12
13 # an alternative method
14 # str to bytes
15 sb2 = str.encode(s)
16
17 # bytes to str
18 bs2 = bytes.decode(b)