'Get a line and
Return the IRQ name, alias or number (choose the best for human)
IRQ line samples:
1:      44487        341         44         72   IO-APIC   1-edge      i8042
LOC:   33549868   22394684   32474570   21855077   Local timer interrupts'

def __humanname(self, line):

    splitted_line = line.split()
    irq_line = splitted_line[0].replace(':', '')
    if irq_line.isdigit():
        irq_line += '_{}'.format(splitted_line[(-1)])
    return irq_line
