add some debug logging for audio bureau

screenless/bureau/audio/audio.py

@@ -27,7 +27,9 @@ class Audio(Bureau):
         only supports line-out signals on the default DAC.
         """
         shortcode, _ = data.split(".")
+        self.log.debug("looking up shortcode " + shortcode)
         url = self.urldb.get(shortcode)
+        self.log.debug(" playing url " + url)
 
         subprocess.call(["mocp", "-c"])
         subprocess.call(["mocp", "-a", url])
@@ -67,6 +69,7 @@ class Audio(Bureau):
         Prints the currently playing song or stream on the small printer.
         """
         out = subprocess.check_output(["mocp", "-i"])
+        self.log.debug("info output:" + out)
         self.print_small(out)
 
     def save_url(self, url):

screenless/bureau/bureau.py

@@ -62,6 +62,9 @@ class LogPrinter(logging.Handler):
     """
     LogPrinter prints logs on a receipt printer for screenless debugging.
     """
+    def __init__(self):
+        logging.Handler.__init__(self)
+
     def emit(self, record):
         prn = printer.Usb(0x416, 0x5011, in_ep=0x81, out_ep=0x03)
         msg = self.format(record)