code: def __init__(self, transa=False, transb=False):
      self.transa = transa
      self.transb = transb
  
imports: import warnings
  import numpy
  from chainer import backend
  from chainer.backends import cuda
  from chainer import function_node
  import chainer.functions
  from chainer import utils
  from chainer.utils import type_check
  import chainerx
label_desc: Use image node_id 1 to create a new BatchMatMul object from inherited base classes: function_node with example: obj = BatchMatMul(transa, transb)