Change process title of threads to something meaningful, if setproctitle is installed.

i3pystatus/core/modules.py

@@ -20,6 +20,9 @@ class Module(SettingsBase):
                 self.output["name"] = self.__name__
             json.insert(0, self.output)
 
+    def __repr__(self):
+        return self.__class__.__name__
+
 class AsyncModule(Module):
     def registered(self, status_handler):
         self.thread = Thread(target=self.mainloop)

i3pystatus/core/threads.py

@@ -5,6 +5,12 @@ import time
 import traceback
 import collections
 
+try:
+    from setproctitle import setproctitle
+except ImportError:
+    def setproctitle(title):
+        pass
+
 if hasattr(time, "perf_counter"):
     timer = time.perf_counter
 else:
@@ -58,6 +64,8 @@ class Thread(threading.Thread):
         while len(self) <= self.start_barrier:
             time.sleep(0.3)
 
+        setproctitle("i3pystatus: {name}/{workloads}".format(name=self.name, workloads=list(map(repr, self.workloads))))
+
         while self:
             for workload in self:
                 workload()