One last thing, any idea if it is also possible to dynamically add 
"left=[.....], orderby=...."

For now I can't as it (logically) tells me that 'append() takes no keyword 
arguments'

thank you! 

On Wednesday, 15 April 2015 00:52:53 UTC+2, Limedrop wrote:
>
> You can do this by building a list of fields and then using the python 
> unpack operator.  For example:
>
> field_list = [db.auth_user.first_name]
> if ask_for_lastname:
>     field_list.append(db.auth_user.last_name)
> rows = db(query).select(*field_list)
>
> See 
> https://docs.python.org/2/tutorial/controlflow.html#unpacking-argument-lists
>
>

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