parameters: (self)
return_statement: return is_drawn
docstring: whether ROI is drawn
          :return:
docstring_summary: whether ROI is drawn
          :return:
docstring_tokens: whether ROI is drawn : return :
function: def is_roi_selection_drawn(self):
          """
          whether ROI is drawn
          :return:
          """
          is_drawn = not (self._myPolygon is None)
  
          return is_drawn
function_tokens: def is_roi_selection_drawn ( self ) : is_drawn = not ( self . _myPolygon is None ) return is_drawn