code: def verbosity_level(self, value):
          
  
          if value is not None:
              assert type(value) is int, "'{0}' attribute: '{1}' type is not 'int'!".format("verbosity_level", value)
              assert value >= 0 and value <= 4, "'{0}' attribute: Value need to be exactly beetween 0 and 4!".format(
                  "verbosity_level")
          self.__verbosity_level = value
docs: Setter for **self.__verbosity_level** attribute.
  
          :param value: Attribute value.
          :type value: int