Fix a closure leak when the JSONRPC asks wether to serve or not

Signed-off-by: Steeve Morin <steeve.morin@gmail.com>

Author: steeve

resources/site-packages/pulsar/rpc.py

@@ -90,12 +90,14 @@ def __del__(self):
                 obj.close()
 
 
+def _do_serve():
+    return not xbmc.abortRequested
+
+
 def server_thread():
-    import xbmc
-    import bjsonrpc
     try:
         s = bjsonrpc.createserver(port=JSONRPC_EXT_PORT, handler_factory=PulsarRPCServer)
-        s._do_serve = lambda: (not xbmc.abortRequested)
+        s._do_serve = _do_serve
         log.info("pulsar: starting jsonrpc service")
         s.serve()
         log.info("pulsar: exiting jsonrpc service")