def attach_node(self, name=DEFAULT_NODE_NAME, transform=None):
        """Attach a node with a transform to the JSON representation."""
        assert isinstance(name, NodeName)
        if not transform:
            transform = self.default_transform
        node = self.__retrieve_node(name)
        LOG.debug("nodes:%s:matrix:%s", name, transform)
        if len(transform) > 16:
            transform = vmath.m43from_m44(transform)
        if not vmath.m43is_identity(transform):
            node['matrix'] = transform
dataset/ETHPy150Open turbulenz/turbulenz_tools/turbulenz_tools/tools/asset2json.py/JsonAsset.attach_node/operator `==` -> `>`