code: def convert_Rollaxis(
      func, opset_version, input_names, output_names, context
  ):
      ndim = len(func.inputs[0].shape)
  
      order = list(range(ndim))
      order.remove(func.axis)
      order.insert(func.start, func.axis)
  
      node = onnx_helper.make_node(
          "Transpose", input_names, output_names, perm=order
      )
  
      return (node,)
  
imports: import warnings
  import chainer
  import numpy
  import onnx
  from onnx.mapping import NP_TYPE_TO_TENSOR_TYPE
  from onnx_chainer.functions.opset_version import support
  from onnx_chainer import onnx_helper
label_desc: Use image node_id 29 for calling a global function with example usage: convert_Rollaxis(func, opset_version, input_names, output_names, context) and returns: node