text: import sys, types
  from mpi4py import MPI
  import mpiunittest as unittest
  
  ModuleType = type(MPI)
  ClassType = type(MPI.Comm)
  FunctionType = type(MPI.Init)
  MethodDescrType = type(MPI.Comm.Get_rank)
  GetSetDescrType = type(MPI.Comm.rank)
  
  def getdocstr(mc, docstrings, namespace=None):
      name = getattr(mc, '__name__', None)
      if name is None: return
      if name in ('__builtin__', 'builtins'): return
      if name.startswith('_'): return
      if namespace: name = '%s.%s' % (namespace, name)
      if type(mc) in (ModuleType, ClassType):
          doc = getattr(mc, '__doc__', None)
          if doc == "<undocumented>": return
          docstrings[name] = doc
          for k, v in vars(mc).items():
              if isinstance(v, staticmethod):
                  v = v.__get__(object)
              getdocstr(v, docstrings, name)
      elif type(mc) in (FunctionType, MethodDescrType, GetSetDescrType):
          doc = getattr(mc, '__doc__', None)
          if doc == "<undocumented>": return
          docstrings[name] = doc
  
  class TestDoc(unittest.TestCase):
  
      def testDoc(self):
          missing = False
          docs = { }
          getdocstr(MPI, docs)
          for k in docs:
              if not k.startswith('_'):
                  doc = docs[k]
                  if doc is None:
                      print ("'%s': missing docstring" % k)
                      missing = True
                  else:
                      doc = doc.strip()
                      if not doc:
                          print ("'%s': empty docstring" % k)
                          missing = True
                      if 'mpi4py.MPI' in doc:
                          print ("'%s': bad format docstring" % k)
          self.assertFalse(missing)
  
  if hasattr(sys, 'pypy_version_info'):
      del TestDoc.testDoc
  
  if __name__ == '__main__':
      unittest.main()
  