class_docstr: Expands LayerGroup (a nested model) into the parent model.
class_docstr_tok: ["Expands","LayerGroup","(","a","nested","model",")","into","the","parent","model","."]
code: def match(self, node):
      return isinstance(node, LayerGroup)
  
imports: from hls4ml.model.layers import Input, LayerGroup
  from hls4ml.model.optimizer import OptimizerPass
label_desc: Use image node_id 1 for calling the ExpandLayerGroup obj's underlying member method code with example usage: obj.match(node) and returns: isinstance