New archi: domain driven development

Working but need to check out code

domain/movies/exceptions.py

@@ -0,0 +1,17 @@
+"""Movie domain exceptions."""
+from ..shared.exceptions import DomainException, NotFoundError
+
+
+class MovieNotFound(NotFoundError):
+    """Raised when a movie is not found."""
+    pass
+
+
+class InvalidMovieData(DomainException):
+    """Raised when movie data is invalid."""
+    pass
+
+
+class MovieAlreadyExists(DomainException):
+    """Raised when trying to add a movie that already exists."""
+    pass