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# -*- test-case-name: nevow.test -*-
""" Exception classes raised by Nevow. """
class RenderError(Exception): """ Base exception class for all errors which can occur during rendering. """
class MissingRenderMethod(RenderError): """ Tried to use a render method which does not exist.
@ivar element: The element which did not have the render method. @ivar renderName: The name of the renderer which could not be found. """ def __init__(self, element, renderName): RenderError.__init__(self, element, renderName) self.element = element self.renderName = renderName
def __repr__(self): return '%r: %r had no renderer named %r' % (self.__class__.__name__, self.element, self.renderName)
class MissingDocumentFactory(RenderError): """ Tried to render an Element without a docFactory.
@ivar element: The Element which did not have a document factory. """ def __init__(self, element): RenderError.__init__(self, element) self.element = element
def __repr__(self): return '%r: %r had no docFactory' % (self.__class__.__name__, self.element)
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