with open("natconfig.xml") as f:
    ruletemp = dict()
    ruleList = dict()
    rulebit = False; destinationbit = False

    ## Loop through config
    for line in f:
        line = line.replace("\t", "")
        if "<rule>" in line:
            rulebit = True
        if "</rule>" in line and len(ruletemp) >= 3:
            ruleList[ruletemp['internal-port']] = ruletemp
            ruletemp = dict()
            rulebit = False
        elif "</rule>" in line and len(ruletemp) < 3:
            ruletemp = dict()
            rulebit = False
    
        if rulebit:
            if "<port>" in line:
                ruletemp["external-port"] = line.replace("<port>", "").replace("</port>\n", "")
            if '<descr>' in line:
                ruletemp['name'] = line.replace('<descr><![CDATA[', '').replace(']]></descr>', '').replace("\n", "")
            if '<local-port>' in line:
                ruletemp['internal-port'] = line.replace('<local-port>', "").replace("</local-port>", "").replace("\n", "")

    print(len(ruleList))