core.py 文件源码

def encode(self, enc, data):
        assert isinstance(data, (bytearray, bytes))
        enc = enc.lower()
        assert self._in_list(enc, ENCODINGS),\
            'Unknown encoding %s' % enc
        if enc == 'base64':
            output = base64.b64encode(data)
        elif enc == 'base64 url':
            output = base64.urlsafe_b64encode(data)
        elif enc == 'base32':
            output = base64.b32encode(data)
        elif enc == 'base85':
            output = base64.b85encode(data)
        elif enc == 'hex':
            output = codecs.encode(data, 'hex')
        elif enc == 'url':
            # urllib requires str?
            output = urllibparse.quote_plus(data.decode())
            output = output.encode()
        elif enc == 'html':
            # html module requires str?
            output = html_encode(data.decode())
            output = output.encode()
        elif enc == 'rot13':
            output = codecs.encode(data.decode(), 'rot_13')
            output = output.encode()
        elif enc == 'utf8':
            output = codecs.encode(data.decode(), 'utf8')
        elif enc == 'utf16':
            output = codecs.encode(data.decode(), 'utf16')
        else:
            output = data
        return output