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34 lines
947 B
34 lines
947 B
13 years ago
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#!/usr/bin/env python
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# coding=UTF-8
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""" Prints a battery meter for use in a zsh theme """
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import math, sys
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""" Config """
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output_length = 10
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blank_when_battery_full = True
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filled_char, empty_char = u'▪', u'▫'
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""" Read battery charge """
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def read_battery_percent ():
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""" Reads the battery charge as an integer between 0 and 100,
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using 'acpi -b' """
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import subprocess, re
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process = subprocess.Popen(["acpi", "-b"], stdout=subprocess.PIPE)
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output = process.communicate()[0].strip()
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return int(re.search("^Battery 0: .+, ([\d]+)\%",output).group(1))
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""" Output """
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charge = read_battery_percent()
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if not(blank_when_battery_full == True and charge == 100):
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filled = int(math.ceil(charge / output_length))
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empty = output_length - filled
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meter = (filled * filled_char + empty * empty_char).encode('utf-8')
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color = 'green'if filled > 6 else 'yellow' if filled > 4 else 'red'
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sys.stdout.write("%F{{{}}}{}%f".format(color, meter))
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