There is no need to cross-post to the mailing list when you also created a
ticket: https://code.djangoproject.com/ticket/25233
"Is this a bug?" questions should go to the django-users mailing list.
Thanks!
On Thursday, August 6, 2015 at 7:21:36 AM UTC-4, Doan Hong Phi wrote:
>
> f = Food.objects.get(id=2)
> f.weight= {'0.5': '0.5kg - 1kg'}
> f.save()
>
> Save model by code then OK. But I can't save model in admin. See error
> below:
>
>
> TypeError at /admin/food/food/2/
>
> expected string or buffer
>
> Request Method:POSTRequest URL:http://127.0.0.1:8000/admin/food/food/2/Django
> Version:1.8.3Exception Type:TypeErrorException Value:
>
> expected string or buffer
>
> Exception Location:C:\Python27\Lib\json\decoder.py in decode, line 365Python
> Executable:D:\Program Files\PythonEnv\foodgreen\Scripts\python.exePython
> Version:2.7.6Python Path:
>
> ['D:\\Projects\\Django8\\greenfood',
> 'D:\\Program
> Files\\eclipse\\plugins\\org.python.pydev_4.2.0.201507041133\\pysrc',
> 'D:\\Projects\\Django8\\greenfood',
> 'D:\\Program
> Files\\PythonEnv\\foodgreen\\lib\\site-packages\\psycopg2-2.6.1-py2.7-win32.egg',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\lib',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\Scripts',
> 'C:\\Python27\\Lib',
> 'C:\\Python27\\DLLs',
> 'C:\\Python27\\Lib\\lib-tk',
> 'D:\\Program Files\\PythonEnv\\foodgreen',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\lib\\site-packages',
> 'C:\\WINDOWS\\SYSTEM32\\python27.zip',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\DLLs',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\lib\\plat-win',
> 'D:\\Program Files\\PythonEnv\\foodgreen\\lib\\lib-tk']
>
> Server time:Thu, 6 Aug 2015 16:48:26 +0700
> Traceback Switch to copy-and-paste view
> <http://127.0.0.1:8000/admin/food/food/2/#>
>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\core\handlers\base.py
> in get_response
> 1.
>
> response = wrapped_callback(request,
> *callback_args, **callback_kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\admin\options.py
> in wrapper
> 1.
>
> return
> self.admin_site.admin_view(view)(*args, **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\utils\decorators.py
> in _wrapped_view
> 1.
>
> response = view_func(request, *args,
> **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
>
> Files\PythonEnv\foodgreen\lib\site-packages\django\views\decorators\cache.py
> in _wrapped_view_func
> 1.
>
> response = view_func(request, *args, **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\admin\sites.py
> in inner
> 1.
>
> return view(request, *args, **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\admin\options.py
> in change_view
> 1.
>
> return self.changeform_view(request, object_id,
> form_url, extra_context)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\utils\decorators.py
> in _wrapper
> 1.
>
> return bound_func(*args, **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\utils\decorators.py
> in _wrapped_view
> 1.
>
> response = view_func(request, *args,
> **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\utils\decorators.py
> in bound_func
> 1.
>
> return func.__get__(self,
> type(self))(*args2, **kwargs2)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\utils\decorators.py
> in inner
> 1.
>
> return func(*args, **kwargs)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\admin\options.py
> in changeform_view
> 1.
>
> change_message =
> self.construct_change_message(request, form, formsets)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\admin\options.py
> in construct_change_message
> 1.
>
> if form.changed_data:
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
> Files\PythonEnv\foodgreen\lib\site-packages\django\forms\forms.py in
> changed_data
> 1.
>
> if field.has_changed(initial_value,
> data_value):
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
>
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\postgres\forms\hstore.py
> in has_changed
> 1.
>
> initial_value = self.to_python(initial)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - D:\Program
>
> Files\PythonEnv\foodgreen\lib\site-packages\django\contrib\postgres\forms\hstore.py
> in to_python
> 1.
>
> value = json.loads(value)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - C:\Python27\Lib\json\__init__.py in loads
> 1.
>
> return _default_decoder.decode(s)
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
> - C:\Python27\Lib\json\decoder.py in decode
> 1.
>
> obj, end = self.raw_decode(s, idx=_w(s, 0).end())
>
> ...
> ▶ Local vars <http://127.0.0.1:8000/admin/food/food/2/#>
>
> Request informationGET
>
> No GET data
> POSTVariableValuerate_count
>
> u'0'
>
> code
>
> u'P000002'
>
> foodimage_set-1-description
>
> u''
>
> weight
>
> u'{"1.5": "1.1kg - 2kg", "0.5": "0.5kg - 1kg"}'
>
> photo
>
> u''
>
> rate
>
> u'4'
>
> foodimage_set-0-description
>
> u''
>
> foodimage_set-0-ordering
>
> u'0'
>
> foodimage_set-0-food
>
> u'2'
>
> foodimage_set-TOTAL_FORMS
>
> u'2'
>
> unit
>
> u'con,kg'
>
> description
>
> u'<div><div>Chi ti\u1ebft s\u1ea3n ph\u1ea9m Th\u1ecbt g\xe0
> s\u1ea1ch</div><div><br></div><div>Ch\xfang ta th\u01b0\u1eddng nghe
> \u0111\u1ebfn rau qu\u1ea3 s\u1ea1ch, tr\u1ee9ng s\u1ea1ch..., nh\u01b0ng
> l\u1ea1i qu\xean r\u1eb1ng th\u1ecbt c\u0169ng c\xf3 th\u1ec3
> \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb gia s\xfac nu\xf4i b\u1eb1ng th\u1ee9c
> \u0103n th\u1ef1c v\u1eadt \u201csinh h\u1ecdc\u201d... v\u1edbi m\u1ed9t quy
> tr\xecnh ph\xf9 h\u1ee3p v\u1edbi t\u1ef1 nhi\xean. Th\u1ecbt \u0111\xf3
> ch\xednh l\xe0 \u201cth\u1ecbt s\u1ea1ch\u201d. N\xf3i \u0111\u01a1n
> gi\u1ea3n h\u01a1n, th\u1ecbt s\u1ea1ch l\xe0 s\u1ea3n ph\u1ea9m kh\xf4ng
> c\xf3 thu\u1ed1c, kh\xe1ng sinh, hormon, ch\u1ea5t k\xedch th\xedch t\u0103ng
> tr\u01b0\u1edfng... Gia s\xfac ch\u1ec9 \u0103n c\u1ecf r\u01a1m hay ng\u0169
> c\u1ed1c c\xf3 ch\u1ee9ng nh\u1eadn sinh h\u1ecdc kh\xf4ng thu\u1ed1c
> tr\u1eeb s\xe2u hay ph\xe2n b\xf3n h\xf3a
> h\u1ecdc.</div><div><br></div><div>C\xf3 th\u1ec3 th\u1ea5y, th\u1ecbt
> s\u1ea1ch t\u1eeb qu\xe1 tr\xecnh \u201cch\u0103n nu\xf4i s\u1ea1ch\u201d
> c\xf3 l\u1ee3i v\xe0 an to\xe0n h\u01a1n cho s\u1ee9c kh\u1ecfe. M\u1ed9t
> l\u1ee3i \xedch kh\xe1c khi ti\xeau thu th\u1ecbt s\u1ea1ch - l\xe0 g\xf3p
> ph\u1ea7n v\xe0o s\u1ef1 ph\xe1t tri\u1ec3n c\u1ee7a m\u1ed9t n\u1ec1n
> n\xf4ng nghi\u1ec7p b\u1ec1n v\u1eefng, t\xf4n tr\u1ecdng m\xf4i
> tr\u01b0\u1eddng v\xe0 ph\xf9 h\u1ee3p v\u1edbi thi\xean
> nhi\xean.</div><div><br></div><div><br></div><div>\u0110\u1eb6C
> \u0110I\u1ec2M N\u1ed4I B\u1eacT</div><div><br></div><div>Ch\u1ee9ng
> nh\u1eadn ti\xeau chu\u1ea9n s\u1ea3n ph\u1ea9m 246 / 2009 / YT\u0110N \u2013
> CNTC.</div><div><br></div><div>S\u1ea3n ph\u1ea9m ch\u1ebf bi\u1ebfn ra
> \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n trong kho l\u1ea1nh tr\u01b0\u1edbc
> khi v\u1eadn chuy\u1ec3n t\u1edbi kh\xe1ch h\xe0ng. V\u1edbi h\u1ec7
> th\u1ed1ng xe l\u1ea1nh chuy\xean d\u1ee5ng b\u1ea3o qu\u1ea3n s\u1ea3n
> ph\u1ea9m t\u1edbi kh\xe1ch h\xe0ng</div><div><br></div><div>S\u1ea3n
> ph\u1ea9m th\u1ecbt g\xe0 s\u1ea1ch \u0111\u01b0\u1ee3c cung c\u1ea5p cho
> th\u1ecb tr\u01b0\u1eddng TP.HCM v\xe0 c\xe1c h\u1ec7 th\u1ed1ng si\xeau
> th\u1ecb tr\xean to\xe0n qu\u1ed1c.</div><div><br></div><div>\u0110\u1ebfn
> v\u1edbi Green Healthy c\xe1c b\u1ea1n c\xf3 th\u1ec3 mua \u0111\u01b0\u1ee3c
> r\u1ea5t nhi\u1ec1u c\xe1c s\u1ea3n ph\u1ea9m t\u1eeb th\u1ecbt g\xe0 c\xf4ng
> nghi\u1ec7p th\u1ea3 v\u01b0\u1eddn nh\u01b0: g\xe0 nguy\xean con, c\xe1nh
> g\xe0 nguy\xean, g\xe0 g\xf3c t\u01b0, \u0111\xf9i g\xe0 t\u1ecfi, \u1ee9c
> g\xe0 phi l\xea, l\xf2ng g\xe0 v\u1edbi gi\xe1 c\u1ea3 r\u1ea5t kinh
> t\u1ebf.</div><div><br></div><div>B\u1eadt m\xed l\xe0 khi ch\u1ebf bi\u1ebfn
> m\xf3n \u0103n t\u1eeb th\u1ecbt g\xe0, s\u1eed d\u1ee5ng c\xf9ng lo\u1ea1i
> th\u1ecbt nh\u01b0 c\xe1nh, \u0111\xf9i s\u1ebd khi\u1ebfn cho m\xf3n \u0103n
> tr\xf4ng h\u1ea5p d\u1eabn nhi\u1ec1u so v\u1edbi khi ch\xfang ta d\xf9ng
> nhi\u1ec1u ph\u1ea7n th\u1ecbt tr\xean m\u1ed9t con
> g\xe0. </div></div><div><br></div>'
>
> category
>
> u'9'
>
> view_count
>
> u'0'
>
> knowledge
>
> u'Th\u1ecbt g\xe0 ch\u1ee9a nhi\u1ec1u \u0111\u1ea1m r\u1ea5t t\u1ed1t
> cho con ng\u01b0\u1eddi '
>
> foodimage_set-1-id
>
> u''
>
> storage
>
> u'Tr\u1eed l\u1ea1nh nguy\xean con.'
>
> unit_price
>
> u'kg'
>
> foodimage_set-1-image
>
> u''
>
> csrfmiddlewaretoken
>
> u'kulTr1CR3Co8Y5Q0HHgsgdeaY7jdtFPe'
>
> foodimage_set-0-image
>
> u''
>
> foodimage_set-MAX_NUM_FORMS
>
> u'1000'
>
> files
>
> u''
>
> foodimage_set-1-title
>
> u''
>
> _save
>
> u'Save'
>
> price
>
> u'200000'
>
> discount
>
> u'0'
>
> active
>
> u'on'
>
> foodimage_set-0-id
>
> u'1'
>
> foodimage_set-__prefix__-id
>
> u''
>
> foodimage_set-1-food
>
> u'2'
>
> foodimage_set-1-ordering
>
> u'0'
>
> name
>
> u'G\xe0 ta'
>
> foodimage_set-__prefix__-image
>
> u''
>
> price_markup
>
> u'0'
>
> made_in
>
> u'<p style="transition: all 0.25s ease-in-out; margin: 0px; padding-top: 0px;
> padding-bottom: 0px; border: 0px; font-family: inherit; font-size: inherit;
> font-style: inherit; font-variant: inherit; font-weight: inherit;
> font-stretch: inherit; line-height: 23px;">Ngu\u1ed3n g\u1ed1c h\xe0ng:
> ch\u1ee3 \u0111\u1ea7u m\u1ed1i</p>'
>
> foodimage_set-__prefix__-description
>
> u''
>
> foodimage_set-MIN_NUM_FORMS
>
> u'0'
>
> foodimage_set-__prefix__-title
>
> u''
>
> ...
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