typo

Author: BlitzCityDIY

adafruit_midi_parser.py

@@ -655,7 +655,7 @@ def play(self, loop: Optional[bool] = None) -> bool:  # noqa: PLR0912
             self._last_event_time = time.monotonic()
             self._next_event_delay = 0.05
             self._playing = True
-        if not self._parser.is_parsed:
+        if not self._parser.parsed:
             raise MIDIParseError("Cannot play: MIDI parser must parse a file first")
 
         current_time = time.monotonic()