Merge pull request #12

* Clean up python

* Clean up bot python

* revert lists

* revert commands.bot completely

* extract raise_expected_coro further

* add new lines

* removed erroneous import

* remove hashed line

discord/player.py

@@ -21,6 +21,7 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 """
+
 from __future__ import annotations
 
 import threading
@@ -63,10 +64,7 @@ __all__ = (
 
 CREATE_NO_WINDOW: int
 
-if sys.platform != 'win32':
-    CREATE_NO_WINDOW = 0
-else:
-    CREATE_NO_WINDOW = 0x08000000
+CREATE_NO_WINDOW = 0 if sys.platform != 'win32' else 0x08000000
 
 class AudioSource:
     """Represents an audio stream.
@@ -526,7 +524,12 @@ class FFmpegOpusAudio(FFmpegAudio):
 
     @staticmethod
     def _probe_codec_native(source, executable: str = 'ffmpeg') -> Tuple[Optional[str], Optional[int]]:
-        exe = executable[:2] + 'probe' if executable in ('ffmpeg', 'avconv') else executable
+        exe = (
+            executable[:2] + 'probe'
+            if executable in {'ffmpeg', 'avconv'}
+            else executable
+        )
+
         args = [exe, '-v', 'quiet', '-print_format', 'json', '-show_streams', '-select_streams', 'a:0', source]
         output = subprocess.check_output(args, timeout=20)
         codec = bitrate = None