[Twisted-Python] getPage generates a traceback in abstract.py
exarkun at twistedmatrix.com
exarkun at twistedmatrix.com
Sat Oct 2 13:26:20 EDT 2010
On 05:15 pm, jasonjwwilliams at gmail.com wrote:
>Hi Ivan,
>
>This looks really strange. Could you add a print statement before
>>line 112 of abstract.py, to see what's in self._tempDataBuffer?
>
>The conents of self._tempDataBuffer is indeed a list:
>
>['HTTP/1.1 200 OK\r\n', 'Transfer-Encoding: chunked\r\n', '\r\n',
>'47\r\n',
>['__add__', '__class__', '__contains__', '__delattr__', '__doc__',
>'__eq__',
>'__format__', '__ge__', '__getattribute__', '__getitem__',
>'__getnewargs__',
>'__getslice__', '__gt__', '__hash__', '__init__', '__le__', '__len__',
>'__lt__', '__mod__', '__mul__', '__ne__', '__new__', '__reduce__',
>'__reduce_ex__', '__repr__', '__rmod__', '__rmul__', '__setattr__',
>'__sizeof__', '__str__', '__subclasshook__',
>'_formatter_field_name_split',
>'_formatter_parser', 'capitalize', 'center', 'count', 'decode',
>'encode',
>'endswith', 'expandtabs', 'find', 'format', 'index', 'isalnum',
>'isalpha',
>'isdigit', 'islower', 'isspace', 'istitle', 'isupper', 'join', 'ljust',
>'lower', 'lstrip', 'partition', 'replace', 'rfind', 'rindex', 'rjust',
>'rpartition', 'rsplit', 'rstrip', 'split', 'splitlines', 'startswith',
>'strip', 'swapcase', 'title', 'translate', 'upper', 'zfill'], '\r\n',
>'0\r\n\r\n']
So it appears as if someone is calling request.write(dir(some string)).
If you add a type check to the implementation of write, you'll probably
get a traceback pointing at exactly the offending code (and maybe we
should add that type check to Twisted).
Jean-Paul
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