@check_page<EOL><INDENT>def dashed_line(self, x1,y1,x2,y2, dash_length=<NUM_LIT:1>, space_length=<NUM_LIT:1>):<DEDENT>
self._set_dash(dash_length, space_length)<EOL>self.line(x1, y1, x2, y2)<EOL>self._set_dash()<EOL>
Draw a dashed line. Same interface as line() except:
           - dash_length: Length of the dash
           - space_length: Length of the space between dashes