Source code for libqtile.widget.sensors

# -*- coding:utf-8 -*-
# Copyright (c) 2012 TiN
# Copyright (c) 2012, 2014 Tycho Andersen
# Copyright (c) 2013 Tao Sauvage
# Copyright (c) 2014-2015 Sean Vig
# Copyright (c) 2014 Adi Sieker
# Copyright (c) 2014 Foster McLane
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# coding: utf-8

from . import base
from six import u

import re


[docs]class ThermalSensor(base.InLoopPollText): ''' For using the thermal sensor widget you need to have lm-sensors installed. You can get a list of the tag_sensors executing "sensors" in your terminal. Then you can choose which you want, otherwise it will display the first available. ''' defaults = [ ('metric', True, 'True to use metric/C, False to use imperial/F'), ('show_tag', False, 'Show tag sensor'), ('update_interval', 2, 'Update interval in seconds'), ('tag_sensor', None, 'Tag of the temperature sensor. For example: "temp1" or "Core 0"'), ( 'threshold', 70, 'If the current temperature value is above, ' 'then change to foreground_alert colour' ), ('foreground_alert', 'ff0000', 'Foreground colour alert'), ] def __init__(self, **config): base.InLoopPollText.__init__(self, **config) self.add_defaults(ThermalSensor.defaults) self.sensors_temp = re.compile( u(r""" ([a-zA-Z0-9\s]+): #Tag \s+[+-] #Temp signed ([0-9]+\.[0-9]+) #Temp value (\xc2\xb0 #° match [CF]) #Celsius or Fahrenheit """), re.UNICODE | re.VERBOSE ) self.value_temp = re.compile("[0-9]+\.[0-9]+") temp_values = self.get_temp_sensors() self.foreground_normal = self.foreground if temp_values is None: self.data = "sensors command not found" elif len(temp_values) == 0: self.data = "Temperature sensors not found" elif self.tag_sensor is None: for k in temp_values: self.tag_sensor = k break def get_temp_sensors(self): fahrenheit = [] if not self.metric: fahrenheit = ["-f"] try: sensors_out = self.call_process(["sensors"] + fahrenheit) except OSError: return None temp_values = {} for value in re.findall(self.sensors_temp, sensors_out): temp_values[value[0]] = value[1:] return temp_values def poll(self): temp_values = self.get_temp_sensors() if temp_values is None: return False text = "" if self.show_tag and self.tag_sensor is not None: text = self.tag_sensor + ": " text += "".join(temp_values.get(self.tag_sensor, ['N/A'])) temp_value = float(temp_values.get(self.tag_sensor, [0])[0]) if temp_value > self.threshold: self.layout.colour = self.foreground_alert else: self.layout.colour = self.foreground_normal return text