hi folks,
i want to do conditional sum() row table in controller, but when i try to
do, it returns an error :
Traceback
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Traceback (most recent call last):
File "/host/Download/web2py/gluon/restricted.py", line 211, in restricted
ccode = compile2(code, layer)
File "/host/Download/web2py/gluon/restricted.py", line 194, in compile2
return compile(code.rstrip().replace('\r\n', '\n') + '\n', layer, 'exec')
File
"/host/Download/web2py/applications/onlineshopping/controllers/default.py"
<http://127.0.0.1:8000/admin/default/edit/onlineshopping/controllers/default.py>,
line 181
grand_total=sum(if db.product(id).promotion_price:
db.product(id).promotion_price*qty else: db.product(id).unit_price*qty for id,
qty in session.order.items())
^
SyntaxError: invalid syntax
any ideas how to achieve it?
thanks and best regards
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