def to_python(self, value):
self.validators.append(
validators.DecimalValidator(self.max_digits, self.decimal_places))
res = super(UpdatedDecimalField, self).to_python(value)
converted = res.quantize(
Decimal(1) / (Decimal(10)**self.decimal_places))
if converted == res:
return converted
else:
return res
def __init__(self,
*,
max_value=None,
min_value=None,
max_digits=None,
decimal_places=None,
**kwargs):
self.max_digits, self.decimal_places = max_digits, decimal_places
super().__init__(max_value=max_value, min_value=min_value, **kwargs)
self.validators.append(
validators.DecimalValidator(max_digits, decimal_places))
def validators(self):
return super().validators + [
validators.DecimalValidator(self.max_digits, self.decimal_places)
]
class XSerializer(serializers.Serializer):
field = serializers.CharField(validators=[
validators.DecimalValidator(max_digits=4, decimal_places=2)
])
def get_validators(self, validators):
return super().get_validators(validators) + [
django_validators.DecimalValidator(self.type.precision,
self.type.scale)
]