Mercurial > cpython-lru_cache-weakref

annotate Lib/email/errors.py @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
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children 2f3fda9d3906
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1 # Copyright (C) 2001-2006 Python Software Foundation
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2 # Author: Barry Warsaw
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3 # Contact: email-sig@python.org
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4
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5 """email package exception classes."""
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6
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7
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8
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9 class MessageError(Exception):
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10 """Base class for errors in the email package."""
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11
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12
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13 class MessageParseError(MessageError):
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14 """Base class for message parsing errors."""
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15
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16
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17 class HeaderParseError(MessageParseError):
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18 """Error while parsing headers."""
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19
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20
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21 class BoundaryError(MessageParseError):
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22 """Couldn't find terminating boundary."""
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23
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24
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25 class MultipartConversionError(MessageError, TypeError):
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26 """Conversion to a multipart is prohibited."""
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27
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28
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29 class CharsetError(MessageError):
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30 """An illegal charset was given."""
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31
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32
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33
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34 # These are parsing defects which the parser was able to work around.
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35 class MessageDefect:
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36 """Base class for a message defect."""
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37
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38 def __init__(self, line=None):
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39 self.line = line
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40
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41 class NoBoundaryInMultipartDefect(MessageDefect):
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42 """A message claimed to be a multipart but had no boundary parameter."""
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43
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44 class StartBoundaryNotFoundDefect(MessageDefect):
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45 """The claimed start boundary was never found."""
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46
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47 class FirstHeaderLineIsContinuationDefect(MessageDefect):
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48 """A message had a continuation line as its first header line."""
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49
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50 class MisplacedEnvelopeHeaderDefect(MessageDefect):
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51 """A 'Unix-from' header was found in the middle of a header block."""
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52
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53 class MalformedHeaderDefect(MessageDefect):
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54 """Found a header that was missing a colon, or was otherwise malformed."""
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55
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56 class MultipartInvariantViolationDefect(MessageDefect):
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57 """A message claimed to be a multipart but no subparts were found."""