New archi: domain driven development

Working but need to check out code

domain/tv_shows/exceptions.py

@@ -0,0 +1,27 @@
+"""TV Show domain exceptions."""
+from ..shared.exceptions import DomainException, NotFoundError
+
+
+class TVShowNotFound(NotFoundError):
+    """Raised when a TV show is not found."""
+    pass
+
+
+class SeasonNotFound(NotFoundError):
+    """Raised when a season is not found."""
+    pass
+
+
+class EpisodeNotFound(NotFoundError):
+    """Raised when an episode is not found."""
+    pass
+
+
+class InvalidEpisode(DomainException):
+    """Raised when episode data is invalid."""
+    pass
+
+
+class TVShowAlreadyExists(DomainException):
+    """Raised when trying to add a TV show that already exists."""
+    pass