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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def load_data_to_net(net, inst_net):
  ''' load data into nodes and mat, also convert mat to numpy array'''
  net.dat['nodes'] = inst_net['nodes']
  net.dat['mat'] = inst_net['mat']
  data_formats.mat_to_numpy_arr(net)