1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
# coding=utf-8
"""
Provides crossplatform checking of current power source, battery warning level and battery time remaining estimate.
Allows you to add observer for power notifications if platform supports it.
Usage:
from power import PowerManagement, PowerManagementObserver # Automatically imports platform-specific implementation
class Observer(PowerManagementObserver):
def on_power_sources_change(self, power_management):
print "Power sources did change."
def on_time_remaining_change(self, power_management):
print "Time remaining did change."
# class Observer(object):
# ...
# PowerManagementObserver.register(Observer)
"""
__author__ = 'kulakov.ilya@gmail.com'
__version__ = '1.1'
from sys import platform
from power.common import *
try:
if platform.startswith('darwin'):
from power.darwin import PowerManagement
elif platform.startswith('win32'):
from power.win32 import PowerManagement
elif platform.startswith('linux'):
from power.linux import PowerManagement
else:
raise RuntimeError("{platform} is not supported.".format(platform=platform))
except RuntimeError as e:
import warnings
warnings.warn("Unable to load PowerManagement for {platform}. No-op PowerManagement class is used: {error}".format(error=str(e), platform=platform))
from power.common import PowerManagementNoop as PowerManagement
|
