mirror of
https://github.com/python/cpython.git
synced 2024-11-26 03:14:27 +08:00
26e3b681b2
codecs -- the self argument does matter for Python functions (it does not for C functions which most other codecs use).
59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
"""Codec for quoted-printable encoding.
|
|
|
|
Like base64 and rot13, this returns Python strings, not Unicode.
|
|
"""
|
|
|
|
import codecs, quopri
|
|
try:
|
|
from cStringIO import StringIO
|
|
except ImportError:
|
|
from StringIO import StringIO
|
|
|
|
def quopri_encode(input, errors='strict'):
|
|
"""Encode the input, returning a tuple (output object, length consumed).
|
|
|
|
errors defines the error handling to apply. It defaults to
|
|
'strict' handling which is the only currently supported
|
|
error handling for this codec.
|
|
|
|
"""
|
|
assert errors == 'strict'
|
|
f = StringIO(input)
|
|
g = StringIO()
|
|
quopri.encode(f, g, 1)
|
|
output = g.getvalue()
|
|
return (output, len(input))
|
|
|
|
def quopri_decode(input, errors='strict'):
|
|
"""Decode the input, returning a tuple (output object, length consumed).
|
|
|
|
errors defines the error handling to apply. It defaults to
|
|
'strict' handling which is the only currently supported
|
|
error handling for this codec.
|
|
|
|
"""
|
|
assert errors == 'strict'
|
|
f = StringIO(input)
|
|
g = StringIO()
|
|
quopri.decode(f, g)
|
|
output = g.getvalue()
|
|
return (output, len(input))
|
|
|
|
class Codec(codecs.Codec):
|
|
|
|
def encode(self, input,errors='strict'):
|
|
return quopri_encode(input,errors)
|
|
def decode(self, input,errors='strict'):
|
|
return quopri_decode(input,errors)
|
|
|
|
class StreamWriter(Codec, codecs.StreamWriter):
|
|
pass
|
|
|
|
class StreamReader(Codec,codecs.StreamReader):
|
|
pass
|
|
|
|
# encodings module API
|
|
|
|
def getregentry():
|
|
return (quopri_encode, quopri_decode, StreamReader, StreamWriter)
|