擅长:python、mysql、java
<p>只是为了补充@false tru的答案</p>
<p>如果你需要过滤更多的标题,<code>req.headers</code>不是你想要的,它更像这样:</p>
<pre class="lang-py prettyprint-override"><code>class ContentTypeRemover(BaseHandler):
def __init__(self, headers_to_filter={'Content-type'}): # set or dict works
self.headers_to_filter = headers_to_filter
def http_request(self, req):
for header, value in req.header_items():
if header in self.headers_to_filter:
req.remove_header(header)
return req
https_request = http_request
</code></pre>
<p>如果你需要修改一个标题,而不是删除它。。有点奇怪(至少这是我发现的唯一有效的方法):</p>
^{pr2}$