code: def _add_ops(self, net, params):
      net.MatMul(
          self.input_record.field_blobs() + params,
          self.output_schema.field_blobs(),
          trans_b=1,
          **self.kwargs,
      )
  
file_path: pytorch/caffe2/python/layers/fc_without_bias.py
imports: from caffe2.python import schema
  from caffe2.python.layers.layers import ModelLayer
  from caffe2.python.layers.sampling_trainable_mixin import SamplingTrainableMixin
  import math
  import numpy
label_desc: Use image node_id 2 for calling the FCWithoutBias obj's underlying member method code with example usage: obj._add_ops(net, params) without return types