Changed and added comments in the database files

src/database/delete.py

@@ -5,6 +5,7 @@ from . import models
 
 
 def purge_accounts(engine: Engine, user_id: int) -> None:
+    """Deletes all user's accounts"""
     statement = sqlmodel.delete(models.Account).where(models.Account.user_id == user_id)
     with sqlmodel.Session(engine) as session:
         session.exec(statement)
@@ -12,6 +13,7 @@ def purge_accounts(engine: Engine, user_id: int) -> None:
 
 
 def delete_master_pass(engine: Engine, user_id: int) -> None:
+    """Delets master password of the user"""
     statement = sqlmodel.delete(models.MasterPass).where(
         models.MasterPass.user_id == user_id
     )
@@ -21,6 +23,7 @@ def delete_master_pass(engine: Engine, user_id: int) -> None:
 
 
 def delete_account(engine: Engine, user_id: int, name: str) -> None:
+    """Deletes specific user account"""
     statement = sqlmodel.delete(models.Account).where(
         models.Account.user_id == user_id, models.Account.name == name
     )