Applied auto pep 8 changes

controllers/database/category.py

@@ -1,6 +1,7 @@
 from .database import DatabaseController
 from models.category import Category
 
+
 class CategoryController(DatabaseController):
     FIELDS = ['id', 'name']
 
@@ -18,7 +19,6 @@ class CategoryController(DatabaseController):
         )
         self._conn.commit()
 
-
     def read(self, id: int = 0) -> Category | None:
         params = [
             id
@@ -32,12 +32,11 @@ class CategoryController(DatabaseController):
 
         if row == None:
             return None
-        
+
         params = dict(zip(self.FIELDS, row))
         obj = self.new_instance(Category, params)
-        
-        return obj
 
+        return obj
 
     def read_all(self) -> list[Category] | None:
         cursor = self._conn.execute(
@@ -47,18 +46,18 @@ class CategoryController(DatabaseController):
 
         if rows == None:
             return None
-        
+
         categories = list()
 
         for category in rows:
             params = dict(zip(self.FIELDS, category))
             obj = self.new_instance(Category, params)
             categories.append(obj)
-        
+
         return categories
 
     def update(self):
         print("Doing work")
-    
+
     def delete(self):
-        print("Doing work")
+        print("Doing work")