cpython/Lib/email/__init__.py
R. David Murray 4617e5085a Issue #7143: get_payload used to strip any trailing newline from a
base64 transfer-encoded payload *after* decoding it; it no longer does.
email had a special method in utils, _bdecode, specifically to do this,
so it must have served a purpose at some point, yet it is clearly wrong
per RFC.  Fixed with Barry's approval, but no backport.  Email package
minor version number is bumped, now version 4.0.1.

Patch by Joaquin Cuenca Abela.
2010-03-08 02:04:06 +00:00

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# Copyright (C) 2001-2006 Python Software Foundation
# Author: Barry Warsaw
# Contact: email-sig@python.org
"""A package for parsing, handling, and generating email messages."""
__version__ = '4.0.2'
__all__ = [
# Old names
'base64MIME',
'Charset',
'Encoders',
'Errors',
'Generator',
'Header',
'Iterators',
'Message',
'MIMEAudio',
'MIMEBase',
'MIMEImage',
'MIMEMessage',
'MIMEMultipart',
'MIMENonMultipart',
'MIMEText',
'Parser',
'quopriMIME',
'Utils',
'message_from_string',
'message_from_file',
# new names
'base64mime',
'charset',
'encoders',
'errors',
'generator',
'header',
'iterators',
'message',
'mime',
'parser',
'quoprimime',
'utils',
]
# Some convenience routines. Don't import Parser and Message as side-effects
# of importing email since those cascadingly import most of the rest of the
# email package.
def message_from_string(s, *args, **kws):
"""Parse a string into a Message object model.
Optional _class and strict are passed to the Parser constructor.
"""
from email.parser import Parser
return Parser(*args, **kws).parsestr(s)
def message_from_file(fp, *args, **kws):
"""Read a file and parse its contents into a Message object model.
Optional _class and strict are passed to the Parser constructor.
"""
from email.parser import Parser
return Parser(*args, **kws).parse(fp)
# Lazy loading to provide name mapping from new-style names (PEP 8 compatible
# email 4.0 module names), to old-style names (email 3.0 module names).
import sys
class LazyImporter(object):
def __init__(self, module_name):
self.__name__ = 'email.' + module_name
def __getattr__(self, name):
__import__(self.__name__)
mod = sys.modules[self.__name__]
self.__dict__.update(mod.__dict__)
return getattr(mod, name)
_LOWERNAMES = [
# email.<old name> -> email.<new name is lowercased old name>
'Charset',
'Encoders',
'Errors',
'FeedParser',
'Generator',
'Header',
'Iterators',
'Message',
'Parser',
'Utils',
'base64MIME',
'quopriMIME',
]
_MIMENAMES = [
# email.MIME<old name> -> email.mime.<new name is lowercased old name>
'Audio',
'Base',
'Image',
'Message',
'Multipart',
'NonMultipart',
'Text',
]
for _name in _LOWERNAMES:
importer = LazyImporter(_name.lower())
sys.modules['email.' + _name] = importer
setattr(sys.modules['email'], _name, importer)
import email.mime
for _name in _MIMENAMES:
importer = LazyImporter('mime.' + _name.lower())
sys.modules['email.MIME' + _name] = importer
setattr(sys.modules['email'], 'MIME' + _name, importer)
setattr(sys.modules['email.mime'], _name, importer)