diff options
| author | yum <yum.food.vr@gmail.com> | 2023-01-01 21:05:27 -0800 |
|---|---|---|
| committer | yum <yum.food.vr@gmail.com> | 2023-01-01 21:44:45 -0800 |
| commit | e25bdba3a3a53b09be5269d8b065c13b73ab55c3 (patch) | |
| tree | 1d1dc1d94cde92c2f4f8ce86017395054787515d /FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py | |
| parent | 0d408cc812a094a708edbe4baf536e928731cfc3 (diff) | |
Embed git in package
package.ps1 fetches PortableGit and embeds it in the package. This
eliminates all but one runtime dependency (MSVC++ Redistributable).
* Move Python into a new FOSS folder.
Diffstat (limited to 'FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py')
| -rw-r--r-- | FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py b/FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py new file mode 100644 index 0000000..15d2eb4 --- /dev/null +++ b/FOSS/Python/Dependencies/future-0.18.2/src/future/backports/email/encoders.py @@ -0,0 +1,90 @@ +# Copyright (C) 2001-2006 Python Software Foundation +# Author: Barry Warsaw +# Contact: email-sig@python.org + +"""Encodings and related functions.""" +from __future__ import unicode_literals +from __future__ import division +from __future__ import absolute_import +from future.builtins import str + +__all__ = [ + 'encode_7or8bit', + 'encode_base64', + 'encode_noop', + 'encode_quopri', + ] + + +try: + from base64 import encodebytes as _bencode +except ImportError: + # Py2 compatibility. TODO: test this! + from base64 import encodestring as _bencode +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 encode_base64(msg): + """Encode the message's payload in Base64. + + Also, add an appropriate Content-Transfer-Encoding header. + """ + orig = msg.get_payload() + encdata = str(_bencode(orig), 'ascii') + 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/decode to ASCII + # succeeds, we know the data must be 7bit, otherwise treat it as 8bit. + try: + if isinstance(orig, str): + orig.encode('ascii') + else: + orig.decode('ascii') + except UnicodeError: + charset = msg.get_charset() + output_cset = charset and charset.output_charset + # iso-2022-* is non-ASCII but encodes to a 7-bit representation + if output_cset and output_cset.lower().startswith('iso-2022-'): + msg['Content-Transfer-Encoding'] = '7bit' + else: + msg['Content-Transfer-Encoding'] = '8bit' + else: + msg['Content-Transfer-Encoding'] = '7bit' + if not isinstance(orig, str): + msg.set_payload(orig.decode('ascii', 'surrogateescape')) + + +def encode_noop(msg): + """Do nothing.""" + # Well, not quite *nothing*: in Python3 we have to turn bytes into a string + # in our internal surrogateescaped form in order to keep the model + # consistent. + orig = msg.get_payload() + if not isinstance(orig, str): + msg.set_payload(orig.decode('ascii', 'surrogateescape')) |
