'Return an iterable object or an iterator, which provides someexamples
of the elements of self.  (A minimum of 2 examples should normally be
provided, but it may depend on some test configuration options.)
This is used for automatic test generation from specifications.  The
env argument is according to specification of TestEnv in Spec.py,'

def get_examples(self, env):

    return self.fam.c_get_examples(self, env)
