Código fonte para django.contrib.postgres.functions
from django.db.models import DateTimeField, Func
[documentos]class TransactionNow(Func):
template = 'CURRENT_TIMESTAMP'
def __init__(self, output_field=None, **extra):
if output_field is None:
output_field = DateTimeField()
super(TransactionNow, self).__init__(output_field=output_field, **extra)