code: def initChild(cls, obj, name, subContext, parent = None):
      
      addr = statsId(obj)
      if addr not in cls.containerMap:
        if not parent:
          # Find out the parent of the calling object by going back through the call stack until a self != this.
          f = inspect.currentframe()
          while not cls.__getSelf(f):
            f = f.f_back
          this = cls.__getSelf(f)
          f = f.f_back
          while cls.__getSelf(f) == this or not cls.__getSelf(f):
            f = f.f_back
          parent = cls.__getSelf(f)
  
        # Default subcontext to an autoincrementing ID.
        if subContext is None:
          cls.subId += 1
          subContext = cls.subId
  
        if subContext is not '':
          path = '%s/%s' % (name, subContext)
        else:
          path = name
  
        # Now that we have the name, create an entry for this object.
        cls.parentMap[addr] = parent
        container = cls.getContainerForObject(statsId(parent))
        if not container and isinstance(parent, unittest.TestCase):
          cls.init(parent, '/test-case')
        cls.containerMap[addr] = cls.__getStatContainer(path, cls.getContainerForObject(statsId(parent)))
      return cls.containerMap[addr]
docs: Implementation of initChild.