Posted in Python onSeptember 02, 2009
>>> "hello".encode("hex")
'68656c6c6f'
相应的还可以
>>> '68656c6c6f'.decode("hex")
'hello'
查了一下手册,还有这些codec可用
Codec | Aliases | Operand type | Purpose |
base64_codec | base64, base-64 | byte string | Convert operand to MIME base64 |
bz2_codec | bz2 | byte string | Compress the operand using bz2 |
hex_codec | hex | byte string | Convert operand to hexadecimal representation, with two digits per byte |
idna | Unicode string | Implements RFC 3490. New in version 2.3. See also encodings.idna | |
mbcs | dbcs | Unicode string | Windows only: Encode operand according to the ANSI codepage (CP_ACP) |
palmos | Unicode string | Encoding of PalmOS 3.5 | |
punycode | Unicode string | Implements RFC 3492. New in version 2.3. | |
quopri_codec | quopri, quoted-printable, quotedprintable | byte string | Convert operand to MIME quoted printable |
raw_unicode_escape | Unicode string | Produce a string that is suitable as raw Unicode literal in python source code | |
rot_13 | rot13 | Unicode string | Returns the Caesar-cypher encryption of the operand |
string_escape | byte string | Produce a string that is suitable as string literal in python source code | |
undefined | any | Raise an exception for all conversions. Can be used as the system encoding if no automatic coercion between byte and Unicode strings is desired. | |
unicode_escape | Unicode string | Produce a string that is suitable as Unicode literal in python source code | |
unicode_internal | Unicode string | Return the internal representation of the operand | |
uu_codec | uu | byte string | Convert the operand using uuencode |
zlib_codec | zip, zlib | byte string | Compress the operand using gzip |
python encode和decode的妙用
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