/usr/lib/python3/dist-packages/future/backports/email/errors.py is in python3-future 0.15.2-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | # Copyright (C) 2001-2006 Python Software Foundation
# Author: Barry Warsaw
# Contact: email-sig@python.org
"""email package exception classes."""
from __future__ import unicode_literals
from __future__ import division
from __future__ import absolute_import
from future.builtins import super
class MessageError(Exception):
"""Base class for errors in the email package."""
class MessageParseError(MessageError):
"""Base class for message parsing errors."""
class HeaderParseError(MessageParseError):
"""Error while parsing headers."""
class BoundaryError(MessageParseError):
"""Couldn't find terminating boundary."""
class MultipartConversionError(MessageError, TypeError):
"""Conversion to a multipart is prohibited."""
class CharsetError(MessageError):
"""An illegal charset was given."""
# These are parsing defects which the parser was able to work around.
class MessageDefect(ValueError):
"""Base class for a message defect."""
def __init__(self, line=None):
if line is not None:
super().__init__(line)
self.line = line
class NoBoundaryInMultipartDefect(MessageDefect):
"""A message claimed to be a multipart but had no boundary parameter."""
class StartBoundaryNotFoundDefect(MessageDefect):
"""The claimed start boundary was never found."""
class CloseBoundaryNotFoundDefect(MessageDefect):
"""A start boundary was found, but not the corresponding close boundary."""
class FirstHeaderLineIsContinuationDefect(MessageDefect):
"""A message had a continuation line as its first header line."""
class MisplacedEnvelopeHeaderDefect(MessageDefect):
"""A 'Unix-from' header was found in the middle of a header block."""
class MissingHeaderBodySeparatorDefect(MessageDefect):
"""Found line with no leading whitespace and no colon before blank line."""
# XXX: backward compatibility, just in case (it was never emitted).
MalformedHeaderDefect = MissingHeaderBodySeparatorDefect
class MultipartInvariantViolationDefect(MessageDefect):
"""A message claimed to be a multipart but no subparts were found."""
class InvalidMultipartContentTransferEncodingDefect(MessageDefect):
"""An invalid content transfer encoding was set on the multipart itself."""
class UndecodableBytesDefect(MessageDefect):
"""Header contained bytes that could not be decoded"""
class InvalidBase64PaddingDefect(MessageDefect):
"""base64 encoded sequence had an incorrect length"""
class InvalidBase64CharactersDefect(MessageDefect):
"""base64 encoded sequence had characters not in base64 alphabet"""
# These errors are specific to header parsing.
class HeaderDefect(MessageDefect):
"""Base class for a header defect."""
def __init__(self, *args, **kw):
super().__init__(*args, **kw)
class InvalidHeaderDefect(HeaderDefect):
"""Header is not valid, message gives details."""
class HeaderMissingRequiredValue(HeaderDefect):
"""A header that must have a value had none"""
class NonPrintableDefect(HeaderDefect):
"""ASCII characters outside the ascii-printable range found"""
def __init__(self, non_printables):
super().__init__(non_printables)
self.non_printables = non_printables
def __str__(self):
return ("the following ASCII non-printables found in header: "
"{}".format(self.non_printables))
class ObsoleteHeaderDefect(HeaderDefect):
"""Header uses syntax declared obsolete by RFC 5322"""
class NonASCIILocalPartDefect(HeaderDefect):
"""local_part contains non-ASCII characters"""
# This defect only occurs during unicode parsing, not when
# parsing messages decoded from binary.
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