gistfile1.py

for row in map_data.iter("row"):
    
    i = 0
    fgroup = 0
    group = 0
    for value in row.iter("value"):
        if(i == 0):
            fgroup = int(value.text)
        if(i == 1):
            group = int(value.text)    
        
        i+=1
                                    
    if fgroup in tmp_device.group_map:
        tmp_device.group_map[fgroup].extend([group])
    else:
        tmp_device.group_map[fgroup] = [group]