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Diffstat (limited to 'docs/narr/views.rst')
| -rw-r--r-- | docs/narr/views.rst | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/docs/narr/views.rst b/docs/narr/views.rst index 8ebdfe219..90f6825c0 100644 --- a/docs/narr/views.rst +++ b/docs/narr/views.rst @@ -264,9 +264,9 @@ also be used by application developers to convert arbitrary exceptions to responses. To register a view that should be called whenever a particular exception is -raised from with :app:`Pyramid` view code, use the exception class or one of -its superclasses as the ``context`` of a view configuration which points at a -view callable you'd like to generate a response. +raised from within :app:`Pyramid` view code, use the exception class (or one of +its superclasses) as the :term:`context` of a view configuration which points +at a view callable you'd like to generate a response for. For example, given the following exception class in a module named ``helloworld.exceptions``: @@ -537,41 +537,41 @@ The following types work as view callables in this style: e.g.: .. code-block:: python - :linenos: + :linenos: - from pyramid.response import Response + from pyramid.response import Response - def view(context, request): - return Response('OK') + def view(context, request): + return Response('OK') #. Classes that have an ``__init__`` method that accepts ``context, request`` and a ``__call__`` method which accepts no arguments, e.g.: .. code-block:: python - :linenos: + :linenos: - from pyramid.response import Response + from pyramid.response import Response - class view(object): - def __init__(self, context, request): - self.context = context - self.request = request + class view(object): + def __init__(self, context, request): + self.context = context + self.request = request - def __call__(self): - return Response('OK') + def __call__(self): + return Response('OK') #. Arbitrary callables that have a ``__call__`` method that accepts ``context, request``, e.g.: .. code-block:: python - :linenos: + :linenos: - from pyramid.response import Response + from pyramid.response import Response - class View(object): - def __call__(self, context, request): - return Response('OK') - view = View() # this is the view callable + class View(object): + def __call__(self, context, request): + return Response('OK') + view = View() # this is the view callable This style of calling convention is most useful for :term:`traversal` based applications, where the context object is frequently used within the view |