def get_total(self, discounts=None):
"""Return the total cost of the cart prior to shipping."""
if not discounts:
discounts = self.discounts
subtotals = [line.get_total(discounts) for line in self.lines.all()]
if not subtotals:
raise AttributeError('Calling get_total() on an empty cart')
return sum_prices(subtotals)
def get_total(self, discounts=None):
"""Return the total cost of the cart prior to shipping."""
if not discounts:
discounts = self.discounts
subtotals = [line.get_total(discounts) for line in self.lines.all()]
if not subtotals:
raise AttributeError('Calling get_total() on an empty cart')
return sum_prices(subtotals)
def get_total(self, discounts=None):
subtotals = [line.get_total(discounts) for line in self]
if not subtotals:
raise AttributeError(
'Calling get_total() on an empty product group')
return sum_prices(subtotals)