Viewing file: twisted_qtstub.py (1.38 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
# Copyright (c) 2006 Twisted Matrix Laboratories. # See LICENSE for details.
""" Backwards-compatibility plugin for the Qt reactor.
This provides a Qt reactor plugin named C{qt} which emits a deprecation warning and a pointer to the separately distributed Qt reactor plugins. """
import warnings
from twisted.application.reactors import Reactor, NoSuchReactor
wikiURL = 'http://twistedmatrix.com/trac/wiki/QTReactor' errorMessage = ('qtreactor is no longer a part of Twisted due to licensing ' 'issues. Please see %s for details.' % (wikiURL,))
class QTStub(Reactor): """ Reactor plugin which emits a deprecation warning on the successful installation of its reactor or a pointer to further information if an ImportError occurs while attempting to install it. """ def __init__(self): super(QTStub, self).__init__( 'qt', 'qtreactor', 'QT integration reactor')
def install(self): """ Install the Qt reactor with a deprecation warning or try to point the user to further information if it cannot be installed. """ try: super(QTStub, self).install() except (ValueError, ImportError): raise NoSuchReactor(errorMessage) else: warnings.warn( "Please use -r qt3 to import qtreactor", category=DeprecationWarning)
qt = QTStub()
|