Figured it out (finally!). I had been logging elements of the request
(params, body, etc.) as I sorted through other issues. But you can only
instantiate a cgi.FieldStorage element once, so by the time I got to the
actual self.request.get('user_file'), it was already gone.
Classic case in which removing the debugging actually makes it work.
On Tuesday, April 22, 2014 2:34:44 PM UTC-7, Devel63 wrote:
>
> Nope. As I mentioned, self.request.POST is UnicodeMultiDict([]).
>
> On the other hand, self.request.params appears to have everything, but I
> cannot get at the dictionary entry, as described below.
>
>
> On Tuesday, April 22, 2014 2:16:19 PM UTC-7, paddycarey wrote:
>>
>> I think this should work:
>>
>> file_content = self.request.POST.multi['user_file'].file.read()
>>
>> Paddy
>>
>>
>> On Tue, Apr 22, 2014 at 9:40 PM, Devel63 <[email protected]> wrote:
>>
>>> The documentation makes it appear very simple to get the contents of an
>>> uploaded file, but while I can do this with old_dev_appserver.py, I cannot
>>> get it with the current dev_appserver.py (v1.9.2).
>>>
>>> Here's a simple example:
>>>
>>> <form name="myform" action="http://localhost:8080/sync?cmd=tester";
>>> enctype="multipart/form-data" method="post">
>>>
>>> Username: <input type="file" name="user_file" />
>>> <input type="submit" value="Submit" />
>>>
>>> </form>
>>>
>>>
>>> - In old_dev_appserver.py, one could get the file in GAE via
>>> self.request.get('user_file'), but not with dev_appserver.py
>>>
>>>
>>> - WebApp2
>>> <http://webapp-improved.appspot.com/guide/request.html#files>says
>>> "Uploaded
>>> files are available as cgi.FieldStorage (see the
>>> cgi<http://docs.python.org/2.7/library/cgi.html#cgi> module)
>>> instances directly in request.POST." But, request.POST is empty,
>>> and cgi.FieldStorage() does not contain 'user_file' either.
>>>
>>> Strangely, if I print out self.request.params, I do see an element in
>>> the UnicodeMultiDict that is (u'user_file', FieldStorage(u'user_file',
>>> u'myfile.ico')). But when I try to get that element, either via named
>>> access or just iterating over params, I cannot get it. Even if I do a
>>> Len(self.request.params) I get one less than what I see, and the
>>> 'user_file' element is missing. If I do this with old_dev_appserver, the
>>> Len(self.request.params) is correct.
>>>
>>> How do I get user_file?
>>>
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>>
>>
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