(self, match)
Helper function for L{render}
Helper function for L{render}
Helper function for L { render }
def _render_sub(self, match):
        """Helper function for L{render}"""
        s = match.group()
        if s == "$$":
            return s
        else:
            return getattr(self, s[2:-1])
def _render_sub ( self , match ) : s = match . group ( ) if s == "$$" : return s else : return getattr ( self , s [ 2 : - 1 ] )