WWAN_LED = r'/sys/class/leds/wwan/brightness'

try:
    f_wwan = open(WWAN_LED, 'r')

    v = f_wwan.read()
    print(str(v))

except IOError:
    print("I/O error")
    pass
    
finally:
    f_wwan.close()

cc4185c73beef9f9bbd55112f4819091e54a5322
<mask token>

<mask token>
try:
    f_wwan = open(WWAN_LED, 'r')
    v = f_wwan.read()
    print(str(v))
except IOError:
    print('I/O error')
    pass
finally:
    f_wwan.close()

WWAN_LED = '/sys/class/leds/wwan/brightness'
try:
    f_wwan = open(WWAN_LED, 'r')
    v = f_wwan.read()
    print(str(v))
except IOError:
    print('I/O error')
    pass
finally:
    f_wwan.close()

WWAN_LED = r'/sys/class/leds/wwan/brightness'

try:
    f_wwan = open(WWAN_LED, 'r')

    v = f_wwan.read()
    print(str(v))

except IOError:
    print("I/O error")
    pass
    
finally:
    f_wwan.close()
