Add downloading song by query

bot/modules/youtube/youtube.py

@@ -0,0 +1,14 @@
+import ytmusicapi
+
+from .song import Songs
+from .downloader import Downloader
+
+
+class YouTube(object):
+    def __init__(self):
+        self.ytm = ytmusicapi.YTMusic()
+
+        self.download = Downloader
+        self.songs = Songs(
+            self.ytm
+        )