mpvd

 1(import [contextlib [contextmanager]])
 2(require [hy.contrib.walk [let]])
 3
 4(with-decorator contextmanager
 5  (defn temp-event [conn name callable]
 6    (let [e (conn.register-event name callable)]
 7      (try
 8        (yield)
 9      (finally
10        (conn.unregister-event e))))))
11
12(with-decorator contextmanager
13  (defn same-property [conn property]
14    (setv invoked False)
15    (let [handler (fn [_] (setv invoked True))
16          id      (conn.observe-property property handler)]
17      (try
18        (while True
19          (yield)
20          (if invoked
21            (setv invoked False)
22            (break)))
23        (finally (conn.unobserve-property id))))))
24
25(defn same-song [conn]
26  (same-property conn "path"))