parameters: (self)
return_statement: return self._all.names
docstring: for coverage:
          >>> SelectableGroups().names
          set()
docstring_summary: for coverage:
          >>> SelectableGroups().names
          set()
docstring_tokens: for coverage : >>> SelectableGroups () . names set ()
function: def names(self):
          """
          for coverage:
          >>> SelectableGroups().names
          set()
          """
          return self._all.names
function_tokens: def names ( self ) : return self . _all . names