Please open a ticket with a suggestion for improvement
On Sunday, 8 April 2018 08:58:04 UTC-5, Vic Ding wrote:
>
> Hi all,
> I am having issue exporting virtual fields to CSV using grid. It displays
> fine though.
>
> I defined field in this way
>
> Field.Virtual('cost_value', lambda row: row.inventory.cost_price_avg *
> row.inventory.qty, label=T('Stock value')),
>
>
> When I export it to CSV in grid I got the following error
> <type 'exceptions.KeyError'> '"inventory"."cost_value"'
>
> The grid was a simple one
>
> fields = [db.inventory.qty,
> db.inventory.cost_price_avg,db.inventory.cost_value]
> grid = SQLFORM.grid(db.inventory, maxtextlength=64, paginate=20, create=False,
> details=False, editable=editable, deletable=deletable,
> fields=fields,
> links=links,
> )
>
>
> Any clue?
>
> Thanks!
>
> Vic
>
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