radio_util: open tracks SQLite DB in readonly mode; black: reformat files

lyric_search/constructors.py

@@ -1,6 +1,7 @@
 from dataclasses import dataclass
 from typing import Union
 
+
 @dataclass
 class LyricsResult:
     """
@@ -12,31 +13,37 @@ class LyricsResult:
         lyrics (Union[str, list]): str if plain lyrics, list for lrc
         time (float): time taken to retrieve lyrics from source
     """
+
     artist: str
     song: str
     src: str
     lyrics: Union[str, list]
     confidence: int
     time: float = 0.00
-    
+
 
 """
 Generic
 """
+
+
 class InvalidLyricSearchResponseException(Exception):
     pass
 
+
 """
 Genius
 """
-class InvalidGeniusResponseException(
-    InvalidLyricSearchResponseException):
+
+
+class InvalidGeniusResponseException(InvalidLyricSearchResponseException):
     pass
 
+
 """
 LRCLib
 """
 
-class InvalidLRCLibResponseException(
-    InvalidLyricSearchResponseException):
-    pass
+
+class InvalidLRCLibResponseException(InvalidLyricSearchResponseException):
+    pass