Source code for libqtile.widget.memory

# -*- coding: utf-8 -*-
# Copyright (c) 2015 Jörg Thalheim (Mic92)
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import psutil

from libqtile.widget import base

__all__ = ["Memory"]


[docs]class Memory(base.ThreadedPollText): """Displays memory/swap usage MemUsed: Returns memory in use MemTotal: Returns total amount of memory MemFree: Returns amount of memory free MemPercent: Returns memory in use as a percentage Buffers: Returns buffer amount Active: Returns active memory Inactive: Returns inactive memory Shmem: Returns shared memory SwapTotal: Returns total amount of swap SwapFree: Returns amount of swap free SwapUsed: Returns amount of swap in use SwapPercent: Returns swap in use as a percentage Widget requirements: psutil_. .. _psutil: https://pypi.org/project/psutil/ """ orientations = base.ORIENTATION_HORIZONTAL defaults = [ ("format", "{MemUsed}M/{MemTotal}M", "Formatting for field names."), ("update_interval", 1.0, "Update interval for the Memory"), ] def __init__(self, **config): super().__init__(**config) self.add_defaults(Memory.defaults) def tick(self): self.update(self.poll()) return self.update_interval def poll(self): mem = psutil.virtual_memory() swap = psutil.swap_memory() val = {} val["MemUsed"] = mem.used // 1024 // 1024 val["MemTotal"] = mem.total // 1024 // 1024 val["MemFree"] = mem.free // 1024 // 1024 val["MemPercent"] = mem.percent val["Buffers"] = mem.buffers // 1024 // 1024 val["Active"] = mem.active // 1024 // 1024 val["Inactive"] = mem.inactive // 1024 // 1024 val["Shmem"] = mem.shared // 1024 // 1024 val["SwapTotal"] = swap.total // 1024 // 1024 val["SwapFree"] = swap.free // 1024 // 1024 val["SwapUsed"] = swap.used // 1024 // 1024 val["SwapPercent"] = swap.percent return self.format.format(**val)