CRITICAL:batinfo.battery:Can not read file current_now message

[nicolargo]

Power cable is unpluged...

In [6]: b.stat
Out[6]: [{"status": "Discharging", "capacity": 29, "name": "BAT0", "uevent": "POWER_SUPPLY_NAME=BAT0\nPOWER_SUPPLY_STATUS=Discharging\nPOWER_SUPPLY_PRESENT=1\nPOWER_SUPPLY_TECHNOLOGY=Unknown\nPOWER_SUPPLY_CYCLE_COUNT=0\nPOWER_SUPPLY_VOLTAGE_MIN_DESIGN=7500000\nPOWER_SUPPLY_VOLTAGE_NOW=7461000\nPOWER_SUPPLY_CURRENT_NOW=1109000\nPOWER_SUPPLY_CHARGE_FULL_DESIGN=7470000\nPOWER_SUPPLY_CHARGE_FULL=7328000\nPOWER_SUPPLY_CHARGE_NOW=2155000\nPOWER_SUPPLY_CAPACITY=29\nPOWER_SUPPLY_MODEL_NAME=Dell\nPOWER_SUPPLY_MANUFACTURER=SANYO\nPOWER_SUPPLY_SERIAL_NUMBER=152", "alarm": 0, "charge_full": 7328000, "voltage_now": 7461000, "serial_number": 152, "cycle_count": 0, "current_now": 1109000, "charge_now": 2155000, "voltage_min_design": 7500000, "path": "/sys/class/power_supply/BAT0", "technology": "Unknown", "manufacturer": "SANYO", "type": "Battery", "model_name": "Dell", "present": 1, "charge_full_design": 7470000}]

Plug the power cable...

In [7]: b.stat
CRITICAL:batinfo.battery:Can not read file current_now
Out[7]: [{"status": "Charging", "capacity": 29, "name": "BAT0", "uevent": "POWER_SUPPLY_NAME=BAT0\nPOWER_SUPPLY_STATUS=Charging\nPOWER_SUPPLY_PRESENT=1\nPOWER_SUPPLY_TECHNOLOGY=Unknown\nPOWER_SUPPLY_CYCLE_COUNT=0\nPOWER_SUPPLY_VOLTAGE_MIN_DESIGN=7500000\nPOWER_SUPPLY_VOLTAGE_NOW=7625000\nPOWER_SUPPLY_CHARGE_FULL_DESIGN=7470000\nPOWER_SUPPLY_CHARGE_FULL=7328000\nPOWER_SUPPLY_CHARGE_NOW=2148000\nPOWER_SUPPLY_CAPACITY=29\nPOWER_SUPPLY_MODEL_NAME=Dell\nPOWER_SUPPLY_MANUFACTURER=SANYO\nPOWER_SUPPLY_SERIAL_NUMBER=152", "alarm": 0, "charge_full": 7328000, "voltage_now": 7625000, "serial_number": 152, "cycle_count": 0, "current_now": "", "charge_now": 2148000, "voltage_min_design": 7500000, "path": "/sys/class/power_supply/BAT0", "technology": "Unknown", "manufacturer": "SANYO", "type": "Battery", "model_name": "Dell", "present": 1, "charge_full_design": 7470000}]