frobar: Add load provider

hm/desktop/frobar/frobar/__init__.py

@@ -39,6 +39,7 @@ def run():
     DANGER_THEME = 1
     CRITICAL_THEME = 0
     Bar.addSectionAll(CpuProvider(), BarGroupType.RIGHT)
+    Bar.addSectionAll(LoadProvider(), BarGroupType.RIGHT)
     Bar.addSectionAll(RamProvider(), BarGroupType.RIGHT)
     Bar.addSectionAll(TemperatureProvider(), BarGroupType.RIGHT)
     Bar.addSectionAll(BatteryProvider(), BarGroupType.RIGHT)

hm/desktop/frobar/frobar/providers.py

@@ -92,7 +92,7 @@ class AlertingSection(StatefulSection):
 
 class CpuProvider(AlertingSection, PeriodicUpdater):
     NUMBER_STATES = 3
-    ICON = ""
+    ICON = ""
 
     def fetcher(self):
         percent = psutil.cpu_percent(percpu=False)
@@ -108,6 +108,24 @@ class CpuProvider(AlertingSection, PeriodicUpdater):
         PeriodicUpdater.__init__(self)
         self.changeInterval(1)
 
+class LoadProvider(AlertingSection, PeriodicUpdater):
+    NUMBER_STATES = 3
+    ICON = ""
+
+    def fetcher(self):
+        load = os.getloadavg()
+        self.updateLevel(load[0])
+        if self.state >= 2:
+            return " ".join(f"{load[i]:.2f}" for i in range(3))
+        elif self.state >= 1:
+            return f"{load[0]:.2f}"
+
+    def __init__(self, theme=None):
+        AlertingSection.__init__(self, theme)
+        PeriodicUpdater.__init__(self)
+        self.changeInterval(5)
+        self.warningThresold = 5
+        self.dangerThresold = 10
 
 class RamProvider(AlertingSection, PeriodicUpdater):
     """
@@ -115,7 +133,7 @@ class RamProvider(AlertingSection, PeriodicUpdater):
     """
 
     NUMBER_STATES = 4
-    ICON = ""
+    ICON = ""
 
     def fetcher(self):
         mem = psutil.virtual_memory()