decorate/apps/new_customer/customer/serializers.py

# coding=utf-8
from rest_framework import serializers

from .models import Customer

class CustomerSerializer(serializers.ModelSerializer):
    gender_text = serializers.CharField(source='get_gender_display', read_only=True)
    report_status_text = serializers.CharField(source='get_report_status_display', read_only=True)
    check_time= serializers.DateTimeField(format='%Y-%m-%d %H:%M', read_only=True)

    class Meta:
        model = Customer
        fields = '__all__'