fix isrcs not being correctly parsed

.pre-commit-config.yaml

@@ -14,7 +14,7 @@ repos:
     rev: 23.1.0
     hooks:
     - id: black
-      language_version: python3.8
+      language_version: python3.10
 -   repo: https://github.com/asottile/blacken-docs
     rev: 1.13.0
     hooks:
@@ -38,4 +38,4 @@ repos:
     -   id: pycln
 
 default_language_version:
-    python: python3.8
+    python: python3.10

pomice/__init__.py

@@ -20,7 +20,7 @@ if not discord.version_info.major >= 2:
         "using 'pip install discord.py'",
     )
 
-__version__ = "2.3.2"
+__version__ = "2.3.3a"
 __title__ = "pomice"
 __author__ = "cloudwithax"
 __license__ = "GPL-3.0"

pomice/objects.py

@@ -78,7 +78,7 @@ class Track:
         self.author: str = info.get("author", "Unknown Author")
         self.uri: str = info.get("uri", "")
         self.identifier: str = info.get("identifier", "")
-        self.isrc: str = info.get("isrc", "")
+        self.isrc: Optional[str] = info.get("isrc", None)
         self.thumbnail: Optional[str] = info.get("thumbnail")
 
         if self.uri and self.track_type is TrackType.YOUTUBE:

pomice/spotify/objects.py

@@ -18,7 +18,7 @@ class Track:
         self.length: float = data["duration_ms"]
         self.id: str = data["id"]
 
-        self.issrc: Optional[str] = None
+        self.isrc: Optional[str] = None
         if data.get("external_ids"):
             self.isrc = data["external_ids"]["isrc"]