Fix type error in node/scripts/report_network_usage.py
Fix type error in node/scripts/report_network_usage.py

ethercrow/mzbench,ethercrow/mzbench,ethercrow/mzbench,avasenin/mzbench,bks7/mzbench,alinpopa/mzbench,moigagoo/mzbench,bks7/mzbench,avasenin/mzbench,bks7/mzbench,alinpopa/mzbench,alinpopa/mzbench,ethercrow/mzbench,moigagoo/mzbench,alinpopa/mzbench,moigagoo/mzbench,moigagoo/mzbench,avasenin/mzbench,avasenin/mzbench,bks7/mzbench