Feature/return type hints (#2643)

* Add feature: Add return type and parameter type hints to resolve_key

* Add feature: added return hints for resolver methods in chapter, committe and project

* Add feature: added parameter types to the arguments in resolver functions

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Co-authored-by: Arkadii Yakovets <[email protected]>

Author: rishikrc3

backend/apps/api/rest/v0/chapter.py

@@ -25,7 +25,7 @@ class ChapterBase(Schema):
     updated_at: datetime
 
     @staticmethod
-    def resolve_key(obj):
+    def resolve_key(obj: ChapterModel) -> str:
         """Resolve key."""
         return obj.nest_key
 

backend/apps/api/rest/v0/committee.py

@@ -25,7 +25,7 @@ class CommitteeBase(Schema):
     updated_at: datetime
 
     @staticmethod
-    def resolve_key(obj):
+    def resolve_key(obj: CommitteeModel) -> str:
         """Resolve key."""
         return obj.nest_key
 

backend/apps/api/rest/v0/project.py

@@ -27,7 +27,7 @@ class ProjectBase(Schema):
     updated_at: datetime
 
     @staticmethod
-    def resolve_key(obj):
+    def resolve_key(obj: ProjectModel) -> str:
         """Resolve key."""
         return obj.nest_key