| | | |
| 1 | 1 | | #!/usr/bin/env python |
| 3 | 3 | | import os |
| 5 | 5 | | rate = 0.0 |
| 6 | 6 | | batteries = os.listdir("/proc/acpi/battery") |
| 7 | 7 | | home = os.getenv("HOME") |
| 8 | 8 | | path = "/tmp/draw" |
| 9 | 9 | | if batteries: |
| 10 | 10 | | batInfo = open("/proc/acpi/battery/%s/state" % (batteries[0],)) |
| 11 | 11 | | voltage = 0.0 |
| 12 | 12 | | watts_drawn = 0.0 |
| 13 | 13 | | amperes_drawn = 0.0 |
| 14 | 14 | | seconds = 0.0 |
| 15 | 15 | | available = True |
| 16 | 16 | | for line in batInfo: |
| 17 | 17 | | if "charging state" in line: |
| 18 | 18 | | if not "discharging" in line: |
| 19 | 19 | | available = False |
| 20 | 20 | | if "present voltage" in line: |
| 21 | 21 | | voltage = float(line.split()[2]) / 1000.0 |
| 22 | 22 | | if "present rate" in line and "mW" in line: |
| 23 | 23 | | watts_drawn = float(line.split()[2]) / 1000.0 |
| 24 | 24 | | if "present rate" in line and "mA" in line: |
| 25 | 25 | | amperes_drawn = float(line.split()[2]) / 1000.0 |
| 26 | 26 | | if "remaining capacity" in line: |
| 27 | 27 | | capacity = float(line.split()[2]) |
| 28 | 28 | | if watts_drawn == 0.0 and amperes_drawn == 0.0: |
| 29 | 29 | | if os.path.exists(path): |
| 30 | 30 | | draw_file = open(path) |
| 31 | 31 | | draw = draw_file.readline() |
| 32 | 32 | | if draw: |
| 33 | 33 | | draw = float(draw) |
| 34 | 34 | | seconds = float(draw_file.readline()) |
| 35 | 35 | | if draw == capacity: |
| 36 | 36 | | seconds = seconds + 1 |
| 37 | 37 | | amperes_drawn = float(draw_file.readline()) |
| 38 | 38 | | else: |
| 39 | 39 | | draw = draw - capacity |
| 40 | 40 | | amperes_drawn = draw / seconds * 3600.0 / 1000.0 |
| 41 | 41 | | seconds = 0.0 |
| 42 | 42 | | draw = open(path,"w") |
| 43 | 43 | | draw.write(str(capacity) + "\n" + str(seconds) + "\n" + str(amperes_drawn)) |
| 44 | 44 | | rate = watts_drawn + voltage * amperes_drawn |
| 45 | 45 | | if available: |
| 46 | 46 | | if rate < 1.0: |
| 47 | 47 | | print "Gathering Data" |
| 48 | 48 | | else: |
| 49 | 49 | | print '%.2f'%(rate) |
| 50 | 50 | | else: |
| 51 | 51 | | print "No Data" |
| 52 | 52 | | if os.path.exists(path): |
| 53 | 53 | | os.remove(path) |
| 54 | 54 | | else: |
| 55 | 55 | | print "No Data" |
| 56 | 56 | | if os.path.exists(path): |
| 57 | 57 | | os.remove(path) |