add commandbuffer

grum/cmdbuf.py

@@ -0,0 +1,34 @@
+from queue import Queue
+from threading import Thread
+
+
+class CommandBuffer:
+
+    def __init__(self):
+        self.cmds = Queue()
+        self.thread = None
+        self.running = False
+
+    def _run(self):
+        self.running = True
+        while self.running:
+            c = self.cmds.get()
+            func, args, kwargs = c
+            print("run:", func, args, kwargs.keys())
+            func(*args, **kwargs)
+
+    def start(self):
+        self.thread = thread = Thread(target=self._run)
+        thread.start()
+
+    def stop(self):
+        self.running = False
+
+    def add(self, func, *args, **kwargs):
+        print("add:", func, args, kwargs.keys())
+        c = (func, args, kwargs)
+        self.cmds.put(c)
+
+
+
+