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annotate donations/management/commands/top_donors.py @ 989:2908859c2fe4
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| author | Brian Neal <bgneal@gmail.com> |
|---|---|
| date | Thu, 29 Oct 2015 20:54:34 -0500 |
| parents | 1ddd72f48d73 |
| children |
| rev | line source |
|---|---|
| bgneal@761 | 1 """top_donors.py |
| bgneal@761 | 2 |
| bgneal@761 | 3 A management command to display top donor data. |
| bgneal@761 | 4 |
| bgneal@761 | 5 """ |
| bgneal@761 | 6 from optparse import make_option |
| bgneal@761 | 7 |
| bgneal@761 | 8 from django.core.management.base import BaseCommand |
| bgneal@761 | 9 |
| bgneal@761 | 10 from donations.models import Donation |
| bgneal@761 | 11 |
| bgneal@761 | 12 |
| bgneal@761 | 13 ROW_FMT = '{n:<5} {name:<32} ${amount}\n' |
| bgneal@761 | 14 |
| bgneal@761 | 15 |
| bgneal@761 | 16 class Command(BaseCommand): |
| bgneal@761 | 17 help = "Display the top N donors and stats" |
| bgneal@761 | 18 args = "<n>" |
| bgneal@761 | 19 option_list = BaseCommand.option_list + ( |
| bgneal@761 | 20 make_option('-n', '--number', |
| bgneal@761 | 21 action='store', |
| bgneal@761 | 22 type='int', |
| bgneal@761 | 23 default=10, |
| bgneal@761 | 24 help='number of donors to display'), |
| bgneal@761 | 25 ) |
| bgneal@761 | 26 |
| bgneal@761 | 27 def handle(self, *args, **kwargs): |
| bgneal@761 | 28 """Display the top n donors and their amounts.""" |
| bgneal@761 | 29 |
| bgneal@761 | 30 n = kwargs['number'] |
| bgneal@761 | 31 |
| bgneal@761 | 32 donors = Donation.objects.top_donors(n) |
| bgneal@761 | 33 for i, donor in enumerate(donors, start=1): |
| bgneal@761 | 34 self.stdout.write(ROW_FMT.format(n=i, name=donor.username, |
| bgneal@761 | 35 amount=donor.total_donations)) |