想要消除为减少重复而创建的类中的重复

如何解决想要消除为减少重复而创建的类中的重复

有人可以帮助我如何消除重复以减少代码中创建的以下类的重复分数吗？我需要减少代码以提高编码标准不知道如何去做，请有人帮助我。

想要消除创建的类中的重复以减少重复

class SubmissionFieldsSerializer(serializers.ModelSerializer):
    class Meta:
        model = submissionfields
        fields = '__all__'

    def update(self,instance,validated_data):
        for key,value in validated_data.items():
            if hasattr(instance,key):
                if key == "email_embedd":  # special case
                    instance.email_embedd = json.dumps(value)
                else:
                    setattr(instance,key,value)

    #     instance.ef_underwriter_decision = validated_data.get('ef_underwriter_decision',#                                                           instance.ef_underwriter_decision)
    #     instance.ef_Feedback = validated_data.get('ef_Feedback',instance.ef_Feedback)

    # NBI USE CASE
        if instance.ef_underwriter_decision == configur.get('decisions','non_binding_indication'):

        # enquiry Log
            dict_obj = temp_dict()

        # Update Submission table based on underwriter decision
            submission.objects.filter(email_id=instance.email_id).update(email_status='active')
            submission.objects.filter(email_id=instance.email_id).update(
            email_uwriter_decision=instance.ef_underwriter_decision)
            submission.objects.filter(email_id=instance.email_id).update(
            email_today_mail=configur.get('mailstatus','nbi_mail_type'))
            instance.email_today_mail = configur.get('mailstatus','nbi_mail_type')
        # setting email_today maio to 0 for submission fields

        # CR7.1 Changes (FROM COMPLETED TAB TO PROCESSED TAB)
            submission.objects.filter(email_id=instance.email_id).update(
            email_deleted=configur.get('mailstatus','nbi_mail_type'))

            temp_email_table = submission.objects.filter(email_id=instance.email_id).values(
            'email_id','enquiry_id','email_sender','email_subject','email_broker','email_outlook_date','email_today_mail','email_assigned_user','email_deleted')

            for today in temp_email_table:
                for t in today:
                    dict_obj.add(t,today[t])

            if len(validated_data.get('ef_insured_name',instance.ef_insured_name)['name']) == 0:
                dict_obj.add('ef_insured_name',not_avbl)
            else:
                dict_obj.add('ef_insured_name',validated_data.get('ef_insured_name',instance.ef_insured_name)['name'])

            if len(validated_data.get('ef_obligor_name',instance.ef_obligor_name)['name']) == 0:
                dict_obj.add('ef_obligor_name',not_avbl)
            else:
                dict_obj.add('ef_obligor_name',validated_data.get('ef_obligor_name',instance.ef_obligor_name)['name'])

            if len(validated_data.get('ef_obligor_name',instance.ef_obligor_name)['country']) == 0:
                dict_obj.add('el_country_name',not_avbl)
            else:
                dict_obj.add('el_country_name',instance.ef_obligor_name)['country'])

            dict_obj.add('enquirylog_limit',validated_data.get('ef_financials',instance.ef_financials)['limit'])
            dict_obj.add('ef_underwriter_decision',validated_data.get('ef_underwriter_decision',instance.ef_underwriter_decision))
            dict_obj.add('ef_decision_nty_fields',validated_data.get('ef_decision_nty_fields',instance.ef_decision_nty_fields))
            dict_obj.add('ef_Feedback',validated_data.get('ef_Feedback',instance.ef_Feedback))
            dict_obj.add('relation_id',validated_data.get('relation_id',instance.relation_id))
            dict_obj.add('enquirylog_status','active')
            dict_obj.add('enquirylog_pipeline',validated_data.get('ef_pipeline',instance.ef_pipeline))

        # CR3.2 Primium and basis point addition
            dict_obj.add('broker_email_id',validated_data.get('broker_email_id',instance.broker_email_id))
            dict_obj.add('premium',validated_data.get('premium',instance.premium))
            dict_obj.add('basis_points_decision',validated_data.get('basis_points_decision',instance.basis_points_decision))
            dict_obj.add('basis_points',validated_data.get('basis_points',instance.basis_points))

            dict_obj.add('coverage',validated_data.get('ef_coverage',instance.ef_coverage)['coverage'])
            dict_obj.add('tenor',instance.ef_coverage)['tenor'])

            enquiry = enquirylog(email_id=dict_obj['email_id'],enquiry_id=dict_obj['enquiry_id'],coverage=dict_obj['coverage'],tenor=dict_obj['tenor'],email_subject=dict_obj['email_subject'],relation_id=dict_obj['relation_id'],email_broker=dict_obj['email_broker'],email_outlook_date=dict_obj['email_outlook_date'],enquirylog_limit=dict_obj['enquirylog_limit'],email_assigned_user=dict_obj['email_assigned_user'],email_today_mail=dict_obj['email_today_mail'],ef_insured_name=dict_obj['ef_insured_name'],ef_obligor_name=dict_obj['ef_obligor_name'],el_country_name=dict_obj['el_country_name'],ef_underwriter_decision=dict_obj['ef_underwriter_decision'],ef_decision_nty_fields=dict_obj['ef_decision_nty_fields'],ef_Feedback=dict_obj['ef_Feedback'],enquirylog_status=dict_obj['enquirylog_status'],enquirylog_pipeline=dict_obj['enquirylog_pipeline'],email_deleted=dict_obj['email_deleted'],premium=dict_obj['premium'],basis_points=dict_obj['basis_points'],basis_points_decision=dict_obj['basis_points_decision'],broker_email_id=dict_obj['broker_email_id']
                             )
            enquiry.save()