parameters: (self, enable=True)
docstring: Enable/Disable line number margin
          @keyword enable: bool
docstring_summary: Enable/Disable line number margin
          @keyword enable: bool
docstring_tokens: Enable / Disable line number margin @keyword enable : bool
function: def EnableLineNumbers(self, enable=True):
          """Enable/Disable line number margin
          @keyword enable: bool
  
          """
          if enable:
              self.SetMarginWidth(NUM_MARGIN, 30)
          else:
              self.SetMarginWidth(NUM_MARGIN, 0)
          self._line_num = enable
function_tokens: def EnableLineNumbers ( self , enable = True ) : if enable : self . SetMarginWidth ( NUM_MARGIN , 30 ) else : self . SetMarginWidth ( NUM_MARGIN , 0 ) self . _line_num = enable