# -*- python -*- ''' xpybar – xmobar replacement written in python Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. ''' from util import * class SNMP: ''' IPv4 SNMP data ''' def __init__(self): ''' Constructor ''' snmp = None with open('/proc/net/snmp', 'rb') as file: snmp = file.read() snmp = snmp.decode('utf-8', 'replace') filter_ = lambda array : filter(lambda x : not x == '', array) snmp = list(map(lambda x : x.split(' '), filter_(snmp.split('\n')))) snmp_h = filter(lambda i : i % 2 == 0, range(len(snmp))) snmp_d = filter(lambda i : i % 2 == 0, range(len(snmp))) snmp_h = list(map(lambda i : snmp[i], snmp_h)) snmp_d = list(map(lambda i : snmp[i], snmp_d)) snmp = zip(snmp_h, snmp_d) self.__info = {} for header_list, data_list in snmp: prefix = header_list[0][:-1] for suffix, value in zip(header_list[1:], data_list[1:]): self.__info[prefix + suffix] = int(value) def __contains__(self, key): ''' Get whether or not a key is available @param key:str The key @return :bool The availability ''' return key in self.__info def __getitem__(self, key): ''' Lookup a field from '/proc/net/snmp' @param key:str The field name @return :int The value of the field ''' return self.__info[key]