关注pythonexample，我将字符串编码为Base64:>>>importbase64>>>encoded=base64.b64encode(b'datatobeencoded')>>>encodedb'ZGF0YSB0byBiZSBlbmNvZGVk'但是，如果我省略了前导b:>>>encoded=base64.b64encode('datatobeencoded')我收到以下错误:Traceback(mostrecentcalllast):File"",line1,inFile"C:\Python32\lib\base64.py",line56,inb64encoderais

关注pythonexample，我将字符串编码为Base64:>>>importbase64>>>encoded=base64.b64encode(b'datatobeencoded')>>>encodedb'ZGF0YSB0byBiZSBlbmNvZGVk'但是，如果我省略了前导b:>>>encoded=base64.b64encode('datatobeencoded')我收到以下错误:Traceback(mostrecentcalllast):File"",line1,inFile"C:\Python32\lib\base64.py",line56,inb64encoderais