Source code for i3pystatus.swap
from i3pystatus import IntervalModule
from psutil import swap_memory
from .core.util import round_dict
[docs]class Swap(IntervalModule):
"""
Shows swap load
.. rubric:: Available formatters
* {free}
* {percent_used}
* {used}
* {total}
Requires psutil (from PyPI)
"""
format = "{free} MiB"
format_no_swap = "No swap"
hide_if_empty = False
divisor = 1024 ** 2
color = "#00FF00"
warn_color = "#FFFF00"
alert_color = "#FF0000"
color_no_swap = "#FFFFFF"
warn_percentage = 50
alert_percentage = 80
round_size = 1
settings = (
("format", "format string used for output."),
("format_no_swap",
"format string used when no swap is enabled, "
"set to None to use default format"),
("hide_if_empty", "hide swap block when swap is not used"),
("divisor",
"divide all byte values by this value, default is 1024**2 (megabytes)"),
("warn_percentage", "minimal percentage for warn state"),
("alert_percentage", "minimal percentage for alert state"),
("color", "standard color"),
("warn_color",
"defines the color used when warn percentage is exceeded"),
("alert_color",
"defines the color used when alert percentage is exceeded"),
("color_no_swap",
"defines the color used when no swap is enabled, "
"set to None to use default color"),
("round_size", "defines number of digits in round"),
)
def run(self):
swap_usage = swap_memory()
if self.hide_if_empty and swap_usage.used == 0:
self.output = {}
return
elif swap_usage.total == 0:
format = self.format_no_swap if self.format_no_swap else self.format
color = self.color_no_swap if self.color_no_swap else self.color
else:
format = self.format
if swap_usage.percent >= self.alert_percentage:
color = self.alert_color
elif swap_usage.percent >= self.warn_percentage:
color = self.warn_color
else:
color = self.color
cdict = {
"free": swap_usage.free / self.divisor,
"percent_used": swap_usage.percent,
"used": swap_usage.used / self.divisor,
"total": swap_usage.total / self.divisor,
}
round_dict(cdict, self.round_size)
self.data = cdict
self.output = {
"full_text": format.format(**cdict),
"color": color
}