code.delx.au - monosys/blob - scripts/osx_battery

   1 #!/usr/bin/env python
   2
   3 import itertools
   4 import subprocess
   5 import re
   6 import sys
   7
   8 # Run ioreg to get the battery status line
   9 classes = ["AppleSmartBattery", "IOBatteryInfo"]
  10 cmd = ["ioreg", "-w0", "-r", "-c"]
  11 iterables = []
  12 for klass in classes:
  13         p = subprocess.Popen(args=cmd + [klass], stdout=subprocess.PIPE)
  14         iterables.append(p.stdout)
  15
  16 lines = []
  17 for line in itertools.chain(*iterables):
  18         if line.startswith("+"):
  19                 continue
  20         line = line.strip()
  21         if line.find("=") >= 0:
  22                 line = line.replace("Yes", "True").replace("No", "False")
  23                 line = line.replace("=", ":")
  24                 if line.find("<") >= 0:
  25                         line = line.replace("<", "'<").replace(">", ">'")
  26                 line += ","
  27         lines.append(line)
  28 exec "data = " + "\n".join(lines)
  29
  30
  31 fields = [
  32         "Current",
  33         "Capacity",
  34         "Capacity%",
  35         "Cycle Count",
  36
  37         "CurrentCapacity",
  38         "MaxCapacity",
  39         "DesignCapacity",
  40         "CycleCount",
  41         "DesignCycleCount",
  42 ]
  43 for field in fields:
  44         if data.has_key(field):
  45                 print (field+":").ljust(3+max(map(len, fields))),
  46                 print data[field]
  47
  48