input: def StoreItemClass(item):
      """Generate a Python class for an online store item that includes fields for ID, name, price, and description.
      Example:
      for StoreItemClass({'item_id': 123, 'name': 'Laptop', 'price': 999.99, 'description': 'A high-performance laptop for everyday use.'}) == """
      class StoreItem:
          def __init__(self, item_id, name, price, description):
              self.item_id = item_id
              self.name = name
              self.price = price
              self.description = description
  
          def __str__(self):
              return f'{self.name}, ${self.price}'
  
          def to_dict(self):
              return {
                  'item_id': self.item_id,
                  'name': self.name,
                  'price': self.price,
                  'description': self.description
              }
      return StoreItem(**item).__str__()
output:     
      class StoreItem:
          def __init__(self, item_id, name, price, description):
              self.item_id = item_id
              self.name = name
              self.price = price
              self.description = description
  
          def __str__(self):
              return f'{self.name}, ${self.price}'
  
          def to_dict(self):
              return {
                  'item_id': self.item_id,
                  'name': self.name,
                  'price': self.price,
                  'description': self.description
              }
      return StoreItem(**item).__str__()
  