class_docstr: Base class for row group selectors.
class_docstr_tok: ["Base","class","for","row","group","selectors","."]
docstr: Return set of row groups which are selected.
docstr_tok: ["Return","set","of","row","groups","which","are","selected","."]
code: def select_row_groups(self, index_dict):
      """Return set of row groups which are selected."""
  
imports: import abc
  import six
label_desc: Use image node_id 2 for calling the RowGroupSelectorBase obj's underlying member method code with example usage: obj.select_row_groups(index_dict) without return types