本文整理匯總了Python中flask_mongoengine.Document方法的典型用法代碼示例。如果您正苦於以下問題：Python flask_mongoengine.Document方法的具體用法？Python flask_mongoengine.Document怎麽用？Python flask_mongoengine.Document使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類flask_mongoengine的用法示例。
在下文中一共展示了flask_mongoengine.Document方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: pre_save
# 需要導入模塊: import flask_mongoengine [as 別名]
# 或者: from flask_mongoengine import Document [as 別名]
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
# 需要導入模塊: import flask_mongoengine [as 別名]
# 或者: from flask_mongoengine import Document [as 別名]
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