code: def get_weights_data(self, layer_name, var_name):
      data = self._find_data(layer_name, var_name)
      if data:
          return data[()]
      else:
          return None
  
imports: import json
  import h5py
  from hls4ml.model import ModelGraph
label_desc: Use image node_id 4 for calling the KerasFileReader obj's underlying member method code with example usage: obj.get_weights_data(layer_name, var_name) and returns: data, None