Remove optional on score.

data/score.py

@@ -1,6 +1,5 @@
 """File for Score classes"""
 
-from typing import Optional
 import time
 
 
@@ -9,7 +8,7 @@ class Score:
 
     # no user setter, it should never change.
 
-    def __init__(self, user: str, score: Optional[int] = -1) -> None:
+    def __init__(self, user: str, score: int) -> None:
         self._user: str = user
         self._score: int = score
 
@@ -39,9 +38,9 @@ class Score:
 class ScoreTime(Score):
     """Class for a time based score."""
 
-    def __init__(self, user: str, score: Optional[float] = -1) -> None:
-        super().__init__(user)
+    def __init__(self, user: str, score: float) -> None:  # pylint: disable=super-init-not-called
         # store time score as seconds.
+        self._user: str = user
         self._score: float = score
 
     @property