Django Rest Framework serializer update method does not save object
来源： https://stackoverflow.com/questions/58774022/django-rest-framework-serializer-update-method-does-not-save-object
django-serializer
How to display only values in Django Serializers?
问题 I am implementing Django REST API framework using the 'rest_serializer' module: Currently the output is: { "count": 86, "next": "http://127.0.0.1:8000/state/?page=2", "previous": null, "results": [ { "state_name": "Alaska" }, { "state_name": "California" }, ... ] } How do I display just this as a json list: [ "Alaska", "California", ... ] Below are my serializers: from .models import States from rest_framework import serializers class StateSerializer(serializers.ModelSerializer): class Meta:
duplicate Key violation in Django insert doing after Django update
问题 first i update my model instance, after that i tried to insert a new data but showing "IntegrityError('duplicate key value violates unique constraint "RFIDActivation_ActivationId_key"\nDETAIL: Key ("ActivationId")=(6de9ed9a) already exists.\n',)" Models.py class RFIDActivation(models.Model): RFIDActivationId = models.AutoField(primary_key=True, db_column='RFIDActivationId') Device = models.ForeignKey(Device, on_delete=models.CASCADE, db_column='DeviceId') Employee = models.ForeignKey(Employee
duplicate Key violation in Django insert doing after Django update
问题 first i update my model instance, after that i tried to insert a new data but showing "IntegrityError('duplicate key value violates unique constraint "RFIDActivation_ActivationId_key"\nDETAIL: Key ("ActivationId")=(6de9ed9a) already exists.\n',)" Models.py class RFIDActivation(models.Model): RFIDActivationId = models.AutoField(primary_key=True, db_column='RFIDActivationId') Device = models.ForeignKey(Device, on_delete=models.CASCADE, db_column='DeviceId') Employee = models.ForeignKey(Employee
duplicate Key violation in Django insert doing after Django update
问题 first i update my model instance, after that i tried to insert a new data but showing "IntegrityError('duplicate key value violates unique constraint "RFIDActivation_ActivationId_key"\nDETAIL: Key ("ActivationId")=(6de9ed9a) already exists.\n',)" Models.py class RFIDActivation(models.Model): RFIDActivationId = models.AutoField(primary_key=True, db_column='RFIDActivationId') Device = models.ForeignKey(Device, on_delete=models.CASCADE, db_column='DeviceId') Employee = models.ForeignKey(Employee
Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
- 阅读更多 关于 Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
问题 I have 2 models : User & UserSummary. UserSummary has a foreign key to User. I just noticed that if I set depth= 1 within UserSummarySerializer , the password field is included in the output. It's hashed, but it would still be best to exclude this field. To hide the password field, I've just set the user field explicitly in the serializer, just like this : class UserSerializer(serializers.ModelSerializer): """A serializer for our user profile objects.""" class Meta: model = models.User extra
Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
- 阅读更多 关于 Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
问题 I have 2 models : User & UserSummary. UserSummary has a foreign key to User. I just noticed that if I set depth= 1 within UserSummarySerializer , the password field is included in the output. It's hashed, but it would still be best to exclude this field. To hide the password field, I've just set the user field explicitly in the serializer, just like this : class UserSerializer(serializers.ModelSerializer): """A serializer for our user profile objects.""" class Meta: model = models.User extra
Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
- 阅读更多 关于 Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
问题 I have 2 models : User & UserSummary. UserSummary has a foreign key to User. I just noticed that if I set depth= 1 within UserSummarySerializer , the password field is included in the output. It's hashed, but it would still be best to exclude this field. To hide the password field, I've just set the user field explicitly in the serializer, just like this : class UserSerializer(serializers.ModelSerializer): """A serializer for our user profile objects.""" class Meta: model = models.User extra
Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
- 阅读更多 关于 Hide password field in GET but not POST in Django REST Framework where depth=1 in serializer
问题 I have 2 models : User & UserSummary. UserSummary has a foreign key to User. I just noticed that if I set depth= 1 within UserSummarySerializer , the password field is included in the output. It's hashed, but it would still be best to exclude this field. To hide the password field, I've just set the user field explicitly in the serializer, just like this : class UserSerializer(serializers.ModelSerializer): """A serializer for our user profile objects.""" class Meta: model = models.User extra
Serialize multiple InMemoryUploadedFile using ListField : Django REST Framework
问题 How can I serialize multiple InMemoryUploadedFile using serializers.ListField() ?? code snippet #views.py @api_view(['POST', 'GET']) def create_post(request): if request.method == 'POST': altered_request_data = request.data.copy() in_memory_upload_files_list = [value for value in request.FILES.values()] altered_request_data['files'] = in_memory_upload_files_list serializer = PostSerializer(data=altered_request_data) serializer.is_valid(raise_exception=True) serializer.save() return Response