本文整理汇总了Python中models.Category.is_unique方法的典型用法代码示例。如果您正苦于以下问题：Python Category.is_unique方法的具体用法？Python Category.is_unique怎么用？Python Category.is_unique使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类models.Category的用法示例。
在下文中一共展示了Category.is_unique方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: post
# 需要导入模块: from models import Category [as 别名]
# 或者: from models.Category import is_unique [as 别名]
def post(self):
request_dict = request.get_json()
if not request_dict:
resp = {'message': 'No input data provided'}
return resp, status.HTTP_400_BAD_REQUEST
errors = category_schema.validate(request_dict)
if errors:
return errors, status.HTTP_400_BAD_REQUEST
category_name = request_dict['name']
if not Category.is_unique(id=0, name=category_name):
response = {'error': 'A category with the same name already exists'}
return response, status.HTTP_400_BAD_REQUEST
try:
category = Category(category_name)
category.add(category)
query = Category.query.get(category.id)
result = category_schema.dump(query).data
return result, status.HTTP_201_CREATED
except SQLAlchemyError as e:
db.session.rollback()
resp = {"error": str(e)}
return resp, status.HTTP_400_BAD_REQUEST示例2: patch
# 需要导入模块: from models import Category [as 别名]
# 或者: from models.Category import is_unique [as 别名]
def patch(self, id):
category = Category.query.get_or_404(id)
category_dict = request.get_json()
if not category_dict:
resp = {'message': 'No input data provided'}
return resp, status.HTTP_400_BAD_REQUEST
errors = category_schema.validate(category_dict)
if errors:
return errors, status.HTTP_400_BAD_REQUEST
try:
if 'name' in category_dict:
category_name = category_dict['name']
if Category.is_unique(id=id, name=category_name):
category.name = category_name
else:
response = {'error': 'A category with the same name already exists'}
return response, status.HTTP_400_BAD_REQUEST
category.update()
return self.get(id)
except SQLAlchemyError as e:
db.session.rollback()
resp = {"error": str(e)}
return resp, status.HTTP_400_BAD_REQUEST