psutil

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#!/usr/bin/env python3
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# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Show battery information.
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$ python3 scripts/battery.py
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charge:     74%
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left:       2:11:31
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status:     discharging
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plugged in: no
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"""
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from __future__ import print_function
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import sys
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import psutil
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def secs2hours(secs):
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    mm, ss = divmod(secs, 60)
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    hh, mm = divmod(mm, 60)
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    return "%d:%02d:%02d" % (hh, mm, ss)
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def main():
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    if not hasattr(psutil, "sensors_battery"):
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        return sys.exit("platform not supported")
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    batt = psutil.sensors_battery()
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    if batt is None:
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        return sys.exit("no battery is installed")
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    print("charge:     %s%%" % round(batt.percent, 2))
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    if batt.power_plugged:
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        print(
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            "status:     %s"
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            % ("charging" if batt.percent < 100 else "fully charged")
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        )
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        print("plugged in: yes")
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    else:
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        print("left:       %s" % secs2hours(batt.secsleft))
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        print("status:     %s" % "discharging")
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        print("plugged in: no")
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if __name__ == '__main__':
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    main()
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