add.xml

<?xml version="1.0"?>
<data>
 <number1>12</number1>
 <number2>1</number2>
 <number3>6</number3>
 <number4>24</number4>
 <operator>+</operator>
</data>


run.xml

from ldtp import *
datafilename = 'add.xml'
from ldtputils import *
data_object = Ldtp
LdtpDataFileParser  LdtpExecutionError
data_object = LdtpDataFileParser (datafilename)
num = data_object.gettagvalue ('number1')
num1= data_object.gettagvalue ('operator')
num2= data_object.gettagvalue ('number2')