Cleanup schema imports

aleksis/apps/maka/schema/__init__.py

-from django.apps import apps
-
 import graphene
-from graphene_django.types import DjangoObjectType
 
 from aleksis.core.schema.base import FilterOrderList
 
-from ..models import Grade, GradeChoice, GradeSet, Effort, EffortType
 from .grade_set import (
     GradeChoiceBatchCreateMutation,
     GradeChoiceBatchDeleteMutation,
@@ -35,16 +31,11 @@ from .grade import (
 
 
 class Query(graphene.ObjectType):
-    app_name = graphene.String()
-
     grade_sets = FilterOrderList(GradeSetType)
     grade_choices = FilterOrderList(GradeChoiceType)
     grades = FilterOrderList(GradeType)
-    ranking_types = FilterOrderList(EffortTypeType)
-    rankings = FilterOrderList(EffortTypeType)
-
-    def resolve_app_name(root, info, **kwargs) -> str:
-      return apps.get_app_config("maka").verbose_name
+    effort_types = FilterOrderList(EffortTypeType)
+    efforts = FilterOrderList(EffortType)
 
 
 class Mutation(graphene.ObjectType):
@@ -60,10 +51,10 @@ class Mutation(graphene.ObjectType):
     delete_grades = GradeBatchDeleteMutation.Field()
     update_grades = GradeBatchPatchMutation.Field()
 
-    create_ranking_types = EffortTypeBatchCreateMutation.Field()
-    delete_ranking_types = EffortTypeBatchDeleteMutation.Field()
-    update_ranking_types = EffortTypeBatchPatchMutation.Field()
+    create_effort_types = EffortTypeBatchCreateMutation.Field()
+    delete_effort_types = EffortTypeBatchDeleteMutation.Field()
+    update_effort_types = EffortTypeBatchPatchMutation.Field()
 
-    create_rankings = EffortBatchCreateMutation.Field()
-    delete_rankings = EffortBatchDeleteMutation.Field()
-    update_rankings = EffortBatchPatchMutation.Field()
+    create_efforts = EffortBatchCreateMutation.Field()
+    delete_efforts = EffortBatchDeleteMutation.Field()
+    update_efforts = EffortBatchPatchMutation.Field()

aleksis/apps/maka/schema/effort.py

-from django.apps import apps
-
-import graphene
 from graphene_django.types import DjangoObjectType
 
 from aleksis.core.schema.base import (

aleksis/apps/maka/schema/grade.py

-from django.apps import apps
-
-import graphene
 from graphene_django.types import DjangoObjectType
 
 from aleksis.core.schema.base import (

aleksis/apps/maka/schema/grade_set.py

-from django.apps import apps
-
-import graphene
 from graphene_django.types import DjangoObjectType
 
 from aleksis.core.schema.base import (