ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: opt / bitninja-python-dojo / embedded / lib / python3.9 / encodings

""" Python 'utf-16' Codec

Written by Marc-Andre Lemburg (mal@lemburg.com).

"""
import codecs, sys

### Codec APIs

encode = codecs.utf_16_encode

def decode(input, errors='strict'):
    return codecs.utf_16_decode(input, errors, True)

class IncrementalEncoder(codecs.IncrementalEncoder):
    def __init__(self, errors='strict'):
        codecs.IncrementalEncoder.__init__(self, errors)
        self.encoder = None

def encode(self, input, final=False):
        if self.encoder is None:
            result = codecs.utf_16_encode(input, self.errors)[0]
            if sys.byteorder == 'little':
                self.encoder = codecs.utf_16_le_encode
            else:
                self.encoder = codecs.utf_16_be_encode
            return result
        return self.encoder(input, self.errors)[0]

def reset(self):
        codecs.IncrementalEncoder.reset(self)
        self.encoder = None

def getstate(self):
        # state info we return to the caller:
        # 0: stream is in natural order for this platform
        # 2: endianness hasn't been determined yet
        # (we're never writing in unnatural order)
        return (2 if self.encoder is None else 0)

def setstate(self, state):
        if state:
            self.encoder = None
        else:
            if sys.byteorder == 'little':
                self.encoder = codecs.utf_16_le_encode
            else:
                self.encoder = codecs.utf_16_be_encode

class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
    def __init__(self, errors='strict'):
        codecs.BufferedIncrementalDecoder.__init__(self, errors)
        self.decoder = None

def _buffer_decode(self, input, errors, final):
        if self.decoder is None:
            (output, consumed, byteorder) = \
                codecs.utf_16_ex_decode(input, errors, 0, final)
            if byteorder == -1:
                self.decoder = codecs.utf_16_le_decode
            elif byteorder == 1:
                self.decoder = codecs.utf_16_be_decode
            elif consumed >= 2:
                raise UnicodeError("UTF-16 stream does not start with BOM")
            return (output, consumed)
        return self.decoder(input, self.errors, final)

def reset(self):
        codecs.BufferedIncrementalDecoder.reset(self)
        self.decoder = None

def getstate(self):
        # additional state info from the base class must be None here,
        # as it isn't passed along to the caller
        state = codecs.BufferedIncrementalDecoder.getstate(self)[0]
        # additional state info we pass to the caller:
        # 0: stream is in natural order for this platform
        # 1: stream is in unnatural order
        # 2: endianness hasn't been determined yet
        if self.decoder is None:
            return (state, 2)
        addstate = int((sys.byteorder == "big") !=
                       (self.decoder is codecs.utf_16_be_decode))
        return (state, addstate)

def setstate(self, state):
        # state[1] will be ignored by BufferedIncrementalDecoder.setstate()
        codecs.BufferedIncrementalDecoder.setstate(self, state)
        state = state[1]
        if state == 0:
            self.decoder = (codecs.utf_16_be_decode
                            if sys.byteorder == "big"
                            else codecs.utf_16_le_decode)
        elif state == 1:
            self.decoder = (codecs.utf_16_le_decode
                            if sys.byteorder == "big"
                            else codecs.utf_16_be_decode)
        else:
            self.decoder = None

class StreamWriter(codecs.StreamWriter):
    def __init__(self, stream, errors='strict'):
        codecs.StreamWriter.__init__(self, stream, errors)
        self.encoder = None

def reset(self):
        codecs.StreamWriter.reset(self)
        self.encoder = None

def encode(self, input, errors='strict'):
        if self.encoder is None:
            result = codecs.utf_16_encode(input, errors)
            if sys.byteorder == 'little':
                self.encoder = codecs.utf_16_le_encode
            else:
                self.encoder = codecs.utf_16_be_encode
            return result
        else:
            return self.encoder(input, errors)

class StreamReader(codecs.StreamReader):

def reset(self):
        codecs.StreamReader.reset(self)
        try:
            del self.decode
        except AttributeError:
            pass

def decode(self, input, errors='strict'):
        (object, consumed, byteorder) = \
            codecs.utf_16_ex_decode(input, errors, 0, False)
        if byteorder == -1:
            self.decode = codecs.utf_16_le_decode
        elif byteorder == 1:
            self.decode = codecs.utf_16_be_decode
        elif consumed>=2:
            raise UnicodeError("UTF-16 stream does not start with BOM")
        return (object, consumed)

### encodings module API

def getregentry():
    return codecs.CodecInfo(
        name='utf-16',
        encode=encode,
        decode=decode,
        incrementalencoder=IncrementalEncoder,
        incrementaldecoder=IncrementalDecoder,
        streamreader=StreamReader,
        streamwriter=StreamWriter,
    )

[-] palmos.py [edit]
[-] iso8859_3.py [edit]
[-] kz1048.py [edit]
[-] euc_jis_2004.py [edit]
[-] iso8859_15.py [edit]
[-] cp1256.py [edit]
[-] mac_croatian.py [edit]
[-] raw_unicode_escape.py [edit]
[-] unicode_escape.py [edit]
[-] utf_32_be.py [edit]
[-] mac_roman.py [edit]
[-] iso8859_14.py [edit]
[-] cp862.py [edit]
[-] charmap.py [edit]
[-] iso2022_jp_2004.py [edit]
[-] iso8859_5.py [edit]
[-] cp1251.py [edit]
[-] iso8859_10.py [edit]
[-] koi8_u.py [edit]
[-] hz.py [edit]
[-] oem.py [edit]
[-] cp037.py [edit]
[-] euc_jisx0213.py [edit]
[-] utf_32_le.py [edit]
[-] cp1026.py [edit]
[-] iso2022_jp_ext.py [edit]
[-] iso8859_11.py [edit]
[-] latin_1.py [edit]
[-] utf_32.py [edit]
[-] quopri_codec.py [edit]
[+] ..
[-] tis_620.py [edit]
[-] rot_13.py [edit]
[-] cp874.py [edit]
[-] shift_jis.py [edit]
[-] iso8859_2.py [edit]
[-] gb18030.py [edit]
[-] cp864.py [edit]
[-] cp875.py [edit]
[-] cp1125.py [edit]
[-] cp1254.py [edit]
[-] undefined.py [edit]
[-] iso8859_6.py [edit]
[-] cp1006.py [edit]
[-] cp860.py [edit]
[-] mac_farsi.py [edit]
[-] hex_codec.py [edit]
[-] mac_cyrillic.py [edit]
[-] cp1257.py [edit]
[-] ptcp154.py [edit]
[-] cp949.py [edit]
[-] cp861.py [edit]
[-] mac_arabic.py [edit]
[-] zlib_codec.py [edit]
[-] iso8859_8.py [edit]
[-] gb2312.py [edit]
[-] utf_8_sig.py [edit]
[-] gbk.py [edit]
[-] big5hkscs.py [edit]
[-] mac_iceland.py [edit]
[-] base64_codec.py [edit]
[-] aliases.py [edit]
[-] iso8859_7.py [edit]
[-] cp424.py [edit]
[-] utf_16_le.py [edit]
[-] cp437.py [edit]
[-] iso8859_16.py [edit]
[-] cp866.py [edit]
[-] euc_kr.py [edit]
[-] cp500.py [edit]
[-] iso2022_jp_3.py [edit]
[-] cp1250.py [edit]
[-] cp869.py [edit]
[-] shift_jisx0213.py [edit]
[-] utf_8.py [edit]
[-] cp737.py [edit]
[+] __pycache__
[-] cp850.py [edit]
[-] iso2022_jp_1.py [edit]
[-] cp1255.py [edit]
[-] cp863.py [edit]
[-] cp858.py [edit]
[-] koi8_r.py [edit]
[-] mac_greek.py [edit]
[-] cp1253.py [edit]
[-] cp273.py [edit]
[-] euc_jp.py [edit]
[-] punycode.py [edit]
[-] ascii.py [edit]
[-] cp932.py [edit]
[-] shift_jis_2004.py [edit]
[-] bz2_codec.py [edit]
[-] utf_7.py [edit]
[-] cp855.py [edit]
[-] uu_codec.py [edit]
[-] utf_16.py [edit]
[-] koi8_t.py [edit]
[-] cp1258.py [edit]
[-] cp950.py [edit]
[-] cp857.py [edit]
[-] cp1140.py [edit]
[-] cp852.py [edit]
[-] hp_roman8.py [edit]
[-] iso8859_9.py [edit]
[-] idna.py [edit]
[-] __init__.py [edit]
[-] mac_turkish.py [edit]
[-] utf_16_be.py [edit]
[-] cp856.py [edit]
[-] cp720.py [edit]
[-] iso8859_4.py [edit]
[-] iso8859_13.py [edit]
[-] mbcs.py [edit]
[-] johab.py [edit]
[-] cp775.py [edit]
[-] iso2022_kr.py [edit]
[-] big5.py [edit]
[-] iso2022_jp.py [edit]
[-] iso8859_1.py [edit]
[-] iso2022_jp_2.py [edit]
[-] mac_romanian.py [edit]
[-] cp1252.py [edit]
[-] cp865.py [edit]
[-] mac_latin2.py [edit]