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Name	Size	Permission	Date
mime	[ DIR ]	drwxrwxrwx	2022-03-20 10:36
__init__.py	2.79 KB	-rw-r--r--	2022-02-06 21:16
__init__.pyc	2.79 KB	-rw-r--r--	2022-03-20 10:36
_parseaddr.py	15.76 KB	-rw-r--r--	2022-02-06 21:16
_parseaddr.pyc	13.51 KB	-rw-r--r--	2022-03-20 10:36
base64mime.py	5.66 KB	-rw-r--r--	2022-02-06 21:16
base64mime.pyc	5.19 KB	-rw-r--r--	2022-03-20 10:36
charset.py	15.67 KB	-rw-r--r--	2022-02-06 21:16
charset.pyc	13.19 KB	-rw-r--r--	2022-03-20 10:36
encoders.py	1.97 KB	-rw-r--r--	2022-02-06 21:16
encoders.pyc	2.17 KB	-rw-r--r--	2022-03-20 10:36
errors.py	1.59 KB	-rw-r--r--	2022-02-06 21:16
errors.pyc	3.42 KB	-rw-r--r--	2022-03-20 10:36
feedparser.py	21.01 KB	-rw-r--r--	2022-02-06 21:16
feedparser.pyc	11.25 KB	-rw-r--r--	2022-03-20 10:36
generator.py	13.87 KB	-rw-r--r--	2022-02-06 21:16
generator.pyc	10.1 KB	-rw-r--r--	2022-03-20 10:36
header.py	21.72 KB	-rw-r--r--	2022-02-06 21:16
header.pyc	13.31 KB	-rw-r--r--	2022-03-20 10:36
iterators.py	2.15 KB	-rw-r--r--	2022-02-06 21:16
iterators.pyc	2.3 KB	-rw-r--r--	2022-03-20 10:36
message.py	30 KB	-rw-r--r--	2022-02-06 21:16
message.pyc	27.91 KB	-rw-r--r--	2022-03-20 10:36
parser.py	3.22 KB	-rw-r--r--	2022-02-06 21:16
parser.pyc	3.72 KB	-rw-r--r--	2022-03-20 10:36
quoprimime.py	10.59 KB	-rw-r--r--	2022-02-06 21:16
quoprimime.pyc	8.62 KB	-rw-r--r--	2022-03-20 10:36
utils.py	9.59 KB	-rw-r--r--	2022-02-06 21:16
utils.pyc	8.88 KB	-rw-r--r--	2022-03-20 10:36

Rename

# Copyright (C) 2001-2006 Python Software Foundation
# Author: Barry Warsaw
# Contact: email-sig@python.org

"""Encodings and related functions."""

__all__ = [
    'encode_7or8bit',
    'encode_base64',
    'encode_noop',
    'encode_quopri',
    ]

import base64

from quopri import encodestring as _encodestring

def _qencode(s):
    enc = _encodestring(s, quotetabs=True)
    # Must encode spaces, which quopri.encodestring() doesn't do
    return enc.replace(' ', '=20')

def _bencode(s):
    # We can't quite use base64.encodestring() since it tacks on a "courtesy
    # newline".  Blech!
    if not s:
        return s
    hasnewline = (s[-1] == '\n')
    value = base64.encodestring(s)
    if not hasnewline and value[-1] == '\n':
        return value[:-1]
    return value

def encode_base64(msg):
    """Encode the message's payload in Base64.

Also, add an appropriate Content-Transfer-Encoding header.
    """
    orig = msg.get_payload()
    encdata = _bencode(orig)
    msg.set_payload(encdata)
    msg['Content-Transfer-Encoding'] = 'base64'

def encode_quopri(msg):
    """Encode the message's payload in quoted-printable.

Also, add an appropriate Content-Transfer-Encoding header.
    """
    orig = msg.get_payload()
    encdata = _qencode(orig)
    msg.set_payload(encdata)
    msg['Content-Transfer-Encoding'] = 'quoted-printable'

def encode_7or8bit(msg):
    """Set the Content-Transfer-Encoding header to 7bit or 8bit."""
    orig = msg.get_payload()
    if orig is None:
        # There's no payload.  For backwards compatibility we use 7bit
        msg['Content-Transfer-Encoding'] = '7bit'
        return
    # We play a trick to make this go fast.  If encoding to ASCII succeeds, we
    # know the data must be 7bit, otherwise treat it as 8bit.
    try:
        orig.encode('ascii')
    except UnicodeError:
        msg['Content-Transfer-Encoding'] = '8bit'
    else:
        msg['Content-Transfer-Encoding'] = '7bit'

def encode_noop(msg):
    """Do nothing."""