What exactly produced that error, and can you show the rest of the
traceback details?
On Monday, February 24, 2014 10:04:09 PM UTC-5, Brando wrote:
>
> I have json data that looks like this:
>
> [['tom', 324],['dick', 246],['harry', 112]]
>
> I want to be able to display html like follows:
>
> Line: 324 - tom
> Line: 246 - dick
> Line: 112 - harry
>
>
> So....I made a function to reformat my data and use represent to run the
> data through the function:
>
> Field('username', 'json', represent = lambda usernames, row:displayrecords
> (usernames)),
>
>
> Here is the function:
> def displayrecords(value):
> values = []
> for x, y in value:
> values.append(str('Line: '+ str(y) + ' ~ ' + x))
> return values
>
> This function then give me a list as follows:
>
> ['Line: 324 ~ tom', 'Line: 246 ~ dick', 'Line: 112 ~ harry']
>
>
> Now, whenever I change the field line to this
> Field('username', 'json', represent = lambda usernames, row:
> XML('<br>'.join(displayrecords(usernames)))),
>
> I get the following traceback:
> Traceback
>
> 1.
> 2.
> 3.
> 4.
> 5.
> 6.
> 7.
> 8.
> 9.
> 10.
> 11.
> 12.
> 13.
> 14.
> 15.
> 16.
>
> Traceback (most recent call last):
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/restricted.py", line 217, in
> restricted
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/applications/Contour/controllers/devices2.py"
> <http://127.0.0.1:8000/admin/default/edit/Contour/controllers/devices2.py>,
> line 214, in <module>
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/globals.py", line 372, in
> <lambda>
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/applications/Contour/controllers/devices2.py"
> <http://127.0.0.1:8000/admin/default/edit/Contour/controllers/devices2.py>,
> line 47, in list2
> File "applications/Contour/modules/engine5.py", line 395, in show_settings
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/sqlhtml.py", line 2473, in
> grid
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/dal.py", line 9921, in
> formatter
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/validators.py", line 2681,
> in formatter
> File "/Volumes/BrandonsData/Google
> Drive/web2py/web2py.app/Contents/Resources/gluon/validators.py", line 369, in
> formatter
> File "json/__init__.pyc", line 231, in dumps
> File "json/encoder.pyc", line 201, in encode
> File "json/encoder.pyc", line 264, in iterencode
> File "json/encoder.pyc", line 178, in default
> TypeError: <gluon.html.XML object at 0x10fecc190> is not JSON serializable
>
>
>
> Where am I going wrong here?
>
>
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