text: __author__ = "Jon Reid"
  __copyright__ = "Copyright 2011 hamcrest.org"
  __license__ = "BSD, see License.txt"
  
  
  class SelfDescribing(object):
      """The ability of an object to describe itself."""
  
      def describe_to(self, description):
          """Generates a description of the object.
  
          The description may be part of a description of a larger object of
          which this is just a component, so it should be worded appropriately.
  
          :param description: The description to be built or appended to.
  
          """
          raise NotImplementedError("describe_to")
  