html.py 文件源码

def visitCode(self, code):
        if code.buffer:
            val = code.val.lstrip()
            val = self.var_processor(val)
            val = self._do_eval(val)
            if code.escape:
                val = str(val).replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;')
            self.buf.append(val)
        if code.block:
            self.visit(code.block)
        if not code.buffer and not code.block:
            six.exec_(code.val.lstrip(), self.global_context, self.local_context)