test perf improvement of multicall

deluge/ui/webui/webui_plugin/tests/multicall_notepad.py

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+"""
+test multicall.
+"""
+import time
+
+from WebUi.webserver_common import ws
+ws.init_06()
+async_proxy = ws.async_proxy
+
+
+
+#
+#A: translate this into 1 multicall:
+
+start = time.time()
+stats = {
+    'download_rate':ws.proxy.get_download_rate(),
+    'upload_rate':ws.proxy.get_upload_rate(),
+    'max_download':ws.proxy.get_config_value('max_download_speed'),
+    'max_upload':ws.proxy.get_config_value('max_upload_speed'),
+    'num_connections':ws.proxy.get_num_connections(),
+    'max_num_connections':ws.proxy.get_config_value('max_connections_global')
+}
+
+print "sync-stats:",time.time() - start
+
+print stats
+
+#
+#pattern:
+#map callback to a a dict-setter
+def dict_cb(key,d):
+    def callback(result):
+        d[key] = result
+    return callback
+
+start = time.time()
+d = {}
+async_proxy.get_download_rate(dict_cb('download_rate',d))
+async_proxy.get_upload_rate(dict_cb('upload_rate',d))
+async_proxy.get_config_value(dict_cb('max_download',d),"max_download_speed")
+async_proxy.get_config_value(dict_cb('max_download',d),"max_upload_speed")
+async_proxy.get_num_connections(dict_cb("num_connections",d))
+async_proxy.get_config_value(dict_cb('max_num_connections',d),"max_connections_global")
+
+
+async_proxy.force_call(block=True)
+
+print "Async-stats:",time.time() - start
+print d
+
+#
+#B: translate this to multicall:
+#
+
+#old-sync:
+start = time.time()
+torrent_list = [ws.proxy.get_torrent_status(id,[])
+    for id in ws.proxy.get_session_state()
+    ]
+print "sync-list:",time.time() - start
+print torrent_list
+
+#new async:
+
+start = time.time()
+torrent_ids  = ws.proxy.get_session_state() #Syc-api.
+torrent_list = []
+for id in torrent_ids:
+    async_proxy.get_torrent_status(torrent_list.append, id, [])
+async_proxy.force_call(block=True)
+print "Async-list:",time.time() - start
+
+print torrent_list
+
+
+
+
+
+
+
+
+
+