Mercurial > p > roundup > code
view roundup/cgi/exceptions.py @ 5442:afd9fd3a0edb
Python 3 preparation: avoid assigning to instance __getitem__ in TruthDict.
In Python 3, special method names are generally only looked up at the
class level, not on instance objects, and so assigning to them for an
instance object doesn't work as expected.
| author | Joseph Myers <jsm@polyomino.org.uk> |
|---|---|
| date | Wed, 25 Jul 2018 12:29:08 +0000 |
| parents | 32f95ec6bd8e |
| children | 07abc8d36940 |
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"""Exceptions for use in Roundup's web interface. """ __docformat__ = 'restructuredtext' from roundup.exceptions import LoginError, Unauthorised import cgi class HTTPException(BaseException): pass class Redirect(HTTPException): pass class NotFound(HTTPException): pass class NotModified(HTTPException): pass class DetectorError(BaseException): """Raised when a detector throws an exception. Contains details of the exception.""" def __init__(self, subject, html, txt): self.subject = subject self.html = html self.txt = txt class FormError(ValueError): """An 'expected' exception occurred during form parsing. That is, something we know can go wrong, and don't want to alarm the user with. We trap this at the user interface level and feed back a nice error to the user. """ pass class SendFile(BaseException): """Send a file from the database.""" class SendStaticFile(BaseException): """Send a static file from the instance html directory.""" class SeriousError(BaseException): """Raised when we can't reasonably display an error message on a templated page. The exception value will be displayed in the error page, HTML escaped. """ def __str__(self): return """ <html><head><title>Roundup issue tracker: An error has occurred</title> <link rel="stylesheet" type="text/css" href="@@file/style.css"> </head> <body class="body" marginwidth="0" marginheight="0"> <p class="error-message">%s</p> </body></html> """%cgi.escape(self.args[0]) # vim: set filetype=python sts=4 sw=4 et si :
