Exemplo n.º 1
0
def injectClassCallback(annotationName, depth, methodName, *args, **kwargs):
    """
    Inject an annotation for a class method to be called
    after class initialization without dealing with metaclass.

    depth parameter specify the stack depth from the class definition.
    """
    locals = reflect.class_locals(depth, annotationName)
    annotations = locals.get(_CLASS_ANNOTATIONS_ATTR, None)
    if annotations is None:
        annotations = list()
        locals[_CLASS_ANNOTATIONS_ATTR] = annotations
    annotation = (annotationName, methodName, args, kwargs)
    annotations.append(annotation)
Exemplo n.º 2
0
def injectAttribute(annotationName, depth, attr, value):
    """
    Inject an attribute in a class from it's class frame.
    Use in class annnotation to create methods/properties dynamically
    at class creation time without dealing with metaclass.

    depth parameter specify the stack depth from the class definition.
    """
    locals = reflect.class_locals(depth, annotationName)
    injections = locals.get(_ATTRIBUTE_INJECTIONS_ATTR, None)
    if injections is None:
        injections = list()
        locals[_ATTRIBUTE_INJECTIONS_ATTR] = injections
    injections.append((attr, value))
Exemplo n.º 3
0
def test_depth2(depth=2):
    return reflect.class_locals(depth)