Refactored match result object

src/label_episodes.py

@@ -150,12 +150,14 @@ class EpisodesMatchResult:
     scores: dict[str, dict[str, float]] = field(default_factory=dict)
     """Raw scores from matching. For each episode, the score to each reference."""
 
-    perfect_match: bool = False
-    """If true, scores were unambiguous amd simplified to reference_by_episode and episode_by_reference."""
-
     reference_by_episode: dict[str, str] | None = None
     """Simplified form of results, if unambiguous (see perfect_match). Episode as key, reference as value."""
 
+    @property
+    def perfect_match(self) -> bool:
+        """If true, scores were unambiguous amd simplified to reference_by_episode and episode_by_reference."""
+        return self.reference_by_episode is not None
+
     @property
     def episode_by_reference(self) -> dict[str, str] | None:
         """Simplified form of results, if unambiguous (see perfect_match). Refernce as key, episode as value."""
@@ -195,13 +197,12 @@ class EpisodesMatchResult:
                 elif ep_ref == ref:
                     return  # Not a perfect match
 
-        self.perfect_match = True
         self.reference_by_episode = ref_by_ep
 
     def __str__(self) -> str:
         msg = f"Perfect Match: {self.perfect_match}"
 
-        if self.perfect_match and self.reference_by_episode:
+        if self.reference_by_episode:
             for ep, ref in self.reference_by_episode.items():
                 msg += f"\n{ep}\t{ref}"
         else: