docs: def get_log_entry_ids_by_log(self, log_id):
          """Gets the list of ``LogEntry``  ``Ids`` associated with a ``Log``.
  
          arg:    log_id (osid.id.Id): ``Id`` of a ``Log``
          return: (osid.id.IdList) - list of related logEntry ``Ids``
          raise:  NotFound - ``log_id`` is not found
          raise:  NullArgument - ``log_id`` is ``null``
          raise:  OperationFailed - unable to complete request
          raise:  PermissionDenied - authorization failure
          *compliance: mandatory -- This method must be implemented.*
  
          """
          # Implemented from template for
          # osid.resource.ResourceBinSession.get_resource_ids_by_bin
          id_list = []
          for log_entry in self.get_log_entries_by_log(log_ids):
              id_list.append(log_entry.get_id())
          return IdList(id_list)