def __get_top_talkers_list(self, node_path, value_type):
"""
Internal function to support top talkers queries.
Iterate subtree on node_path and use the results to generate
a result list of value_type instances.
"""
temp_result = {}
bindings = Mgmt.iterate(node_path, subtree=True)
for b in bindings:
if Mgmt.bn_name_pattern_match(b[0], node_path + '/*/*'):
parts = Mgmt.bn_name_to_parts(b[0])
idx = int(parts[3]) - 1 # iterate results are 1-based
attr_name = parts[4]
curr_val = temp_result.setdefault(idx, value_type())
setattr(curr_val, attr_name, b[2])
return [temp_result[i] for i in xrange(len(temp_result))]
