get value of current instance of the model from request django code example

Example 1: django update model

Model.objects.filter(id = 223).update(field1 = 2)

Example 2: model object means in django

CREATE TABLE myapp_person (
    "id" serial NOT NULL PRIMARY KEY,
    "first_name" varchar(30) NOT NULL,
    "last_name" varchar(30) NOT NULL
);