misc

utils/meme_util.py

@@ -26,6 +26,7 @@ class MemeUtil:
             bool
         """
         # Accepts either bytes or a BytesIO-like object
+        signature = None
         if isinstance(buffer, io.BytesIO):
             if hasattr(buffer, "read") and hasattr(buffer, "seek"):
                 pos = buffer.tell()
@@ -153,6 +154,8 @@ class MemeUtil:
             query: str = "SELECT count(id) AS count FROM memes"
             async with await db_conn.execute(query) as db_cursor:
                 result = await db_cursor.fetchone()
+                if not result:
+                    return None
                 count = result["count"]
                 if not isinstance(count, int):
                     return None