もろもろ修正

my_eloquent.py

@@ -18,13 +18,3 @@ class Model (eloquent.Model):
             self.id = row.id
             self._Model__exists = True # pylint: disable = protected-access
         self.save ()
-
-    @classmethod
-    def with_ (
-            cls,
-            *relations: str,
-    ) -> eloquent.QueryBuilder:
-        q = cls.query ()
-        for relation in relations:
-            q = q._load_relation (relation)
-        return q