/Python/Hpw to create related model in django rest framework logic

Hpw to create related model in django rest framework logic

class OrderSerializer(serializers.ModelSerializer):
    class Meta:
        model = Order
        fields = (
            'id',
            'total',
            'discount',
        )

    def calculate_discount(self, whatever_params):
        # calculate discount if you need... and return it

    def calculate_tax(self, whatever_params):
        # calculate tax amount if you need...and return it

    def calculate_grand_total(self, whatever_params):
        # calculate grand total if you need and return it

    def create(self, validated_data):
        # You can make an order by applying 
        # some logic in the calculation method.
        # Maybe by adding a bit of the context 
        # you sent as parameters from view.

Source: stackoverflow.com

Similar codes

1 vote213 views2 answers
Numpy random for string
Python
-1 vote215 views2 answers
If __name__ == '__main__': a = int(input()) b = int(input())
Python
1 vote241 views1 answer
Corona shape in python
Python
0 vote240 views1 answer
Flask multuple parameters
Python Flask
8 votes232 views2 answers
Pandas append csv file
Python
1 vote215 views2 answers
Getting player input python
Python
0 vote217 views1 answer
Python send text
Python
1 vote224 views1 answer
Python roll a die
Python
10 votes230 views3 answers
Logarithmic regression python
Python
0 vote216 views1 answer
Python seaborn violin stack overflow
Python