it's a bug reproduceable only if you leave one empty field.
BTW, you're parsing it wrong.... given a single field filled with 1234, you
get [1,2,3,4] back.
you should do
vars = form.vars.employees
if vars:
if form.vars.employees:
if
On Wednesday, June 19, 2013 8:22:52 PM UTC+2, Martin Barnard wrote:
>
> I'm trying to figure out why I get an error with the following code:
>
> def index():
> ids=[]
> form=SQLFORM.factory(
> Field('employees', 'list:integer'),
> )
> if form.process().accepts:
> if form.vars.employees:
> for v in form.vars.employees:
> ids.append(v)
>
>
> Generally gives me a typerror:
> <type 'exceptions.ValueError'> invalid literal for int() with base 10: ''
> which is pointing to: web2py/gluon/dal.py, line 1779, in represent
>
>
> 172.16.180.10.2013-06-19.21-09-19.05836ac3-19f9-486a-9cae-a121a7c19593
> <type 'exceptions.ValueError'> invalid literal for int() with base 10: ''
> VERSIONweb2py™(2, 4, 2, 'stable', datetime.datetime(2013, 3, 4, 3, 26,
> 21))PythonPython 2.7.3: /usr/bin/python (prefix: /usr)TRACEBACK
>
> 1.
> 2.
> 3.
> 4.
> 5.
> 6.
> 7.
> 8.
> 9.
> 10.
> 11.
> 12.
> 13.
> 14.
> 15.
> 16.
> 17.
> 18.
> 19.
> 20.
> 21.
> 22.
> 23.
> 24.
>
> Traceback (most recent call last):
> File "/home/www-data/web2py/gluon/restricted.py", line 212, in restricted
> exec ccode in environment
> File "/home/www-data/web2py/applications/experiment/controllers/default.py"
> <https://172.16.180.11/admin/default/edit/experiment/controllers/default.py>,
> line 193, in <module>
> File "/home/www-data/web2py/gluon/globals.py", line 193, in <lambda>
> self._caller = lambda f: f()
> File "/home/www-data/web2py/applications/experiment/controllers/default.py"
> <https://172.16.180.11/admin/default/edit/experiment/controllers/default.py>,
> line 128, in index
> if form.accepts(request.vars):
> File "/home/www-data/web2py/gluon/sqlhtml.py", line 1528, in accepts
> self.vars.id = self.table.insert(**fields)
> File "/home/www-data/web2py/gluon/dal.py", line 8442, in insert
> ret = self._db._adapter.insert(self, self._listify(fields))
> File "/home/www-data/web2py/gluon/dal.py", line 1199, in insert
> query = self._insert(table,fields)
> File "/home/www-data/web2py/gluon/dal.py", line 1190, in _insert
> values = ','.join(self.expand(v, f.type) for f, v in fields)
> File "/home/www-data/web2py/gluon/dal.py", line 1190, in <genexpr>
> values = ','.join(self.expand(v, f.type) for f, v in fields)
> File "/home/www-data/web2py/gluon/dal.py", line 1366, in expand
> return str(self.represent(expression,field_type))
> File "/home/www-data/web2py/gluon/dal.py", line 1779, in represent
> obj = map(int,obj)
> ValueError: invalid literal for int() with base 10: ''
>
> ERROR SNAPSHOT [image: help]
>
> <type 'exceptions.ValueError'>(invalid literal for int() with base 10: '')
>
> inspect attributes
> Frames
>
> -
>
> *File /home/www-data/web2py/gluon/restricted.py in restricted at line
> 212* code arguments variables
> -
>
> *File
> /home/www-data/web2py/applications/experiment/controllers/default.py in
> <module> at line 193* code arguments variables
> -
>
> *File /home/www-data/web2py/gluon/globals.py in <lambda> at line 193*
> code arguments variables
> -
>
> *File
> /home/www-data/web2py/applications/experiment/controllers/default.py in
> index at line 128* code arguments variables
> -
>
> *File /home/www-data/web2py/gluon/sqlhtml.py in accepts at line 1528*
> code arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in insert at line 8442* code
> arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in insert at line 1199* code
> arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in _insert at line 1190* code
> arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in <genexpr> at line 1190*
> code arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in expand at line 1366* code
> arguments variables
> -
>
> *File /home/www-data/web2py/gluon/dal.py in represent at line 1779*
> code arguments variables
> Function argument list
>
> (self=<gluon.dal.BaseAdapter object>, obj=['4004', ''],
> fieldtype='list:integer')
> Code listing
>
> 1774.
> 1775.
> 1776.
> 1777.
> 1778.
> 1779.
>
> 1780.
> 1781.
> 1782.
> 1783.
>
> elif not isinstance(obj, (list, tuple)):
> obj = [obj]
> if field_is_type('list:string'):
> obj = map(str,obj)
> else:
> obj = map(int,obj)
>
> # we don't want to bar_encode json objects
> if isinstance(obj, (list, tuple)) and (not fieldtype == "json"):
> obj = bar_encode(obj)
> if obj is None:
>
> Variablesbuiltinint<type 'int'>obj['4004', '']builtinmap<built-in
> function map>
>
>
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