code: def remove_storage_controller(self, name):
          
          if not isinstance(name, basestring):
              raise TypeError("name can only be an instance of type basestring")
          self._call("removeStorageController",
                       in_p=[name])
docs: Removes a storage controller from the machine with all devices attached to it.
  
          in name of type str
  
          raises :class:`VBoxErrorObjectNotFound`
              A storage controller with given name doesn't exist.
          
          raises :class:`VBoxErrorNotSupported`
              Medium format does not support storage deletion (only for implicitly
  created differencing media, should not happen).