Re: type error couldn't able to point it

2011-03-22 Thread Jirka Vejrazka
2 more comments ( I just noticed ): - these questions should be sent to django-users, not django-developers - why go through all stock values to find the best one in the loop (you could use agregates for that) and then only return count? Cheers Jirka -- You received this message becau

Re: type error couldn't able to point it

2011-03-22 Thread Jirka Vejrazka
Hi there, I have not used this myself, but believe that "Q objects" don't support & operator as you use it. So it's really a Python error, not Django error. FYI, you need Q objects only to provide "OR" functionality. For "AND" functionality, you only need: mu1 = MarketUpdate.objects.filter(stoc

type error couldn't able to point it

2011-03-22 Thread NavaTux
This is my django snippet to calculate custome stmts but it displays the error from optionsAlpha.models import MarketUpdate from datetime import datetime from django.db.models import Q def stock_up(ticker, test_start_date): #stock_value=0 mu1 = MarketUpdate.objects.filter(Q(stock_symbol=ticker) &