youqingkui · July 5, 2018 14:19 · Jun 28, 2016
diff --git a/python b/python
@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+'''
+显示树莓派cpu温度、使用率及内存使用率
+'''
+
+import os
+
+def show_temp():
+    file = open("/sys/class/thermal/thermal_zone0/temp")
+    temp = float(file.read()) / 1000
+    file.close()
+    print "Temp: %.1f ℃" %temp
+
+
+def show_mem():
+    mem_cmd = "free -m | grep Mem | awk '{print ($4+$6)/$2}'"
+    mem_sur = round(float(os.popen(mem_cmd).read()), 2) * 100
+    print "Mem: %d%%" % mem_sur
+
+
+def show_cpu():
+    cpu_cmd = "uptime | awk '{print $8,$9,$10,$11,$12}'"
+    cpu_used = os.popen(cpu_cmd).read()
+    print "Cpu: %s" % cpu_used.replace('\n', '')
+
+
+if __name__ == '__main__':
+
+    show_temp()
+    show_cpu()
+    show_mem()