54 lines
1.6 KiB
Python
54 lines
1.6 KiB
Python
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# Copyright (C) 2001-2004 Python Software Foundation
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# Author: Barry Warsaw
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# Contact: email-sig@python.org
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"""email package exception classes."""
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class MessageError(Exception):
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"""Base class for errors in the email package."""
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class MessageParseError(MessageError):
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"""Base class for message parsing errors."""
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class HeaderParseError(MessageParseError):
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"""Error while parsing headers."""
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class BoundaryError(MessageParseError):
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"""Couldn't find terminating boundary."""
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class MultipartConversionError(MessageError, TypeError):
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"""Conversion to a multipart is prohibited."""
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# These are parsing defects which the parser was able to work around.
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class MessageDefect:
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"""Base class for a message defect."""
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def __init__(self, line=None):
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self.line = line
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class NoBoundaryInMultipartDefect(MessageDefect):
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"""A message claimed to be a multipart but had no boundary parameter."""
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class StartBoundaryNotFoundDefect(MessageDefect):
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"""The claimed start boundary was never found."""
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class FirstHeaderLineIsContinuationDefect(MessageDefect):
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"""A message had a continuation line as its first header line."""
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class MisplacedEnvelopeHeaderDefect(MessageDefect):
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"""A 'Unix-from' header was found in the middle of a header block."""
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class MalformedHeaderDefect(MessageDefect):
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"""Found a header that was missing a colon, or was otherwise malformed."""
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class MultipartInvariantViolationDefect(MessageDefect):
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"""A message claimed to be a multipart but no subparts were found."""
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