code: def build(self, klass, name="default", amount=None):
          
          if amount is None:
              if isinstance(name, int):
                  amount = name
                  name = "default"
              else:
                  amount = 1
  
          return self.of(klass, name).times(amount)
docs: Makes a factory builder with a specified amount.
  
          :param klass: The class
          :type klass: class
  
          :param name: The type
          :type name: str
  
          :param amount: The number of models to create
          :type amount: int
  
          :return: mixed