# extract the netspec from each aggregates rspec
rspec.parseString(agg_rspec)
networks.extend([{'NetSpec': rspec.getDictsByTagName('NetSpec')}])
except:
# XX print out to some error log
# extract the netspec from each aggregates rspec
rspec.parseString(agg_rspec)
networks.extend([{'NetSpec': rspec.getDictsByTagName('NetSpec')}])
except:
# XX print out to some error log