[Twisted-Python] self.channel.writeHeaders(version, code, reason, headers)\nbuiltins.AttributeError: \'NoneType\' object has no attribute \'writeHeaders\'\
Glyph
glyph at twistedmatrix.com
Sun Aug 4 21:54:08 MDT 2019
> On Aug 4, 2019, at 8:43 PM, Waqar Khan <wk80333 at gmail.com> wrote:
>
> Just for sake of completeness:
> def print_json_response(resp, request):
> request.write(json.dumps(resp))
> request.close()
Presumably this line actually says "request.finish()"?
This is indeed the problem; just don't call "request.finish()" if notifyFinish() has already been callback'd.
-g
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