def put(self, request, pk):
# 1、获取参数
dict_data = json.loads(request.body.decode())
# 2、校验参数
book = BookInfo.objects.get(pk=pk)
origin_data = BookInfoSerializer(instance=book).data
origin_data.update(**dict_data)
serializer = BookInfoSerializer(instance=book,
data=origin_data,
partial=True)
try:
serializer.is_valid(raise_exception=True)
except ValidationError as e:
return http.JsonResponse({
'code':
405,
'msg':
next(iter(e.detail.values()))[0].title()
})
# 3、数据入库
serializer.save()
# 4、返回响应
return http.JsonResponse(serializer.data)
serializer.is_valid(raise_exception=True)
# 3、入库，会调用序列化器中的create方法
serializer.save()
"""
6、反序列化更新对象
"""
from booktest.serializers import BookInfoSerializer
from booktest.models import BookInfo
# 1、准备数据
book_dict = {
"bread": "5",
}
# 2、创建序列化器
book = BookInfo.objects.get(pk=6)
origin_data = BookInfoSerializer(instance=book).data
origin_data.update(**book_dict)
serializer = BookInfoSerializer(instance=book, data=origin_data, partial=True)
serializer.is_valid(raise_exception=True)
# 3、入库，会调用序列化器中的update方法
serializer.save()
'''*****************使用ModelSerializer,进行序列化**********************'''
from booktest.serializers import BookInfoModelSerializer
from booktest.models import BookInfo
book = BookInfo.objects.get(pk=7)
serializer = BookInfoModelSerializer(instance=book)
serializer.data # {'id': 7, 'btitle': '活着', 'bpub_date': '2019-05-01', 'bread': 30, 'bcomment': 10, 'is_delete': False}
'''*****************使用ModelSerializer,进行反序列化**********************'''
from booktest.serializers import BookInfoModelSerializer
book_dict = {
"btitle": "平凡的世界",
"bpub_date": "2020-1-01",