def write_node(self, a, **attrs):
with self.rule():<EOL><INDENT>nodename = self._nodename(a)<EOL>self.write(nodename)<EOL>self._delattr(attrs, '<STR_LIT:label>', nodename)<EOL>self._delattr(attrs, '<STR_LIT>', self.fillcolor)<EOL>self._delattr(attrs, '<STR_LIT>', self.fontcolor)<EOL>self.write_attributes(attrs)<EOL><DEDENT>
a [a1=x,a2=y];