Cyber: fix decoding error when using cyber_channel info

cyber/python/internal/py_cyber.cc

@@ -691,8 +691,7 @@ static PyObject *cyber_PyChannelUtils_get_channels_info(PyObject *self,
 
     size_t pos = 0;
     for (auto &attr : roleAttr_list) {
-      PyList_SetItem(pyobj_list, pos,
-                     Py_BuildValue("s#", attr.c_str(), attr.size()));
+      PyList_SetItem(pyobj_list, pos, C_STR_TO_PY_BYTES(attr));
       pos++;
     }
     PyDict_SetItem(pyobj_channelinfo_dict, bld_name, pyobj_list);

cyber/tools/cyber_channel/BUILD

@@ -8,6 +8,7 @@ py_binary(
     name = "cyber_channel",
     srcs = ["cyber_channel.py"],
     deps = [
+        "//cyber/proto:role_attributes_py_pb2",
         "//cyber/python/cyber_py3:cyber",
         "//cyber/python/cyber_py3:cyber_time",
     ],

cyber/tools/cyber_channel/cyber_channel.py

@@ -248,6 +248,7 @@ def _channel_cmd_hz(argv):
 
 
 def print_role(rolsattr_rawdata):
+    from google.protobuf.message import DecodeError
     from cyber.proto.role_attributes_pb2 import RoleAttributes
     try:
         msg = RoleAttributes()