tvm: [RELAY][Bug] 'name_hint' AttributeError issue when covert tensorflow to TVM

This issue happens when converting tf.tile and tf.transpose with relay.frontend.from_tensorflow

My environment is: develop: python3.6, tensorflow1.14 convert to TVM: container of tvmai/demo-gpu

Here’s the error log for converting code which contains tf.transpose:

Traceback (most recent call last):

  File "read_pb_to_TVM_test.py", line 80, in <module>
    shape=shape_dict)

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 2372, in from_tensorflow
    mod, params = g.from_tensorflow(graph, layout, shape, outputs)

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 2017, in from_tensorflow
    op = self._convert_operator(node.op, inputs, attr, graph)

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 2335, in _convert_operator
    sym = convert_map[op_name](inputs, attrs, self._params)

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 932, in _impl
    axes = _get_list_param(params, inputs[1])

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 96, in _get_list_param
    return _get_param(params, input_node).tolist()

  File "/usr/tvm/python/tvm/relay/frontend/tensorflow.py", line 90, in _get_param
    return params.pop(input_node.name_hint).asnumpy()

  File "/usr/tvm/python/tvm/_ffi/_ctypes/node.py", line 75, in __getattr__
    "'%s' object has no attribute '%s'" % (str(type(self)), name))

AttributeError: '<class 'tvm.relay.expr.Call'>' object has no attribute 'name_hint'

thanks!