本文整理汇总了Python中flask_mongoengine.Document方法的典型用法代码示例。如果您正苦于以下问题：Python flask_mongoengine.Document方法的具体用法？Python flask_mongoengine.Document怎么用？Python flask_mongoengine.Document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flask_mongoengine的用法示例。
在下文中一共展示了flask_mongoengine.Document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: pre_save
# 需要导入模块: import flask_mongoengine [as 别名]
# 或者: from flask_mongoengine import Document [as 别名]
def pre_save(cls, sender: Type, document: Document, **kwargs: Dict) -> Document:
"""
A signal handler which will put a new member into a default group if
any hasn't been assigned yet.
:param sender: Type of signal emitter.
:type sender: Type
:param document: New instance of User model.
:type document: User
:param kwargs: Additional parameters
:type kwargs: Dict
:return: Modified User instance.
:rtype: User
"""
if all(map(lambda x: x.id != 'default', document.groups)):
try:
document.groups = [Group.objects.get(id='default')]
except Group.DoesNotExist:
raise Group.DoesNotExist('Please run \'manage.py init ...\'')
return document 示例2: get_by_id
# 需要导入模块: import flask_mongoengine [as 别名]
# 或者: from flask_mongoengine import Document [as 别名]
def get_by_id(cls, user_id: str) -> Optional[Document]:
"""
:param user_id: Needed user ID
:type user_id: str
:return: The user
:rtype: Optional[User]
"""
try:
return cls.objects.get(id=user_id)
except (cls.DoesNotExist, ValidationError):
return None