config.py 文件源码

def generic_object(loader, suffix, node):
    if isinstance(node, yaml.ScalarNode):
        constructor = loader.__class__.construct_scalar
    elif isinstance(node, yaml.SequenceNode):
        constructor = loader.__class__.construct_sequence
    elif isinstance(node, yaml.MappingNode):
        constructor = loader.__class__.construct_mapping
    else:
        raise ValueError(node)
    # TODO(tailhook) wrap into some object?
    return constructor(loader, node)