本文整理汇总了Python中Orange.data.Table.new_id方法的典型用法代码示例。如果您正苦于以下问题：Python Table.new_id方法的具体用法？Python Table.new_id怎么用？Python Table.new_id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Orange.data.Table的用法示例。
在下文中一共展示了Table.new_id方法的1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: __init__
# 需要导入模块: from Orange.data import Table [as 别名]
# 或者: from Orange.data.Table import new_id [as 别名]
def __init__(self, domain, data=None, id=None):
"""
Construct a new data instance.
:param domain: domain that describes the instance's variables
:type domain: Orange.data.Domain
:param data: instance's values
:type data: Orange.data.Instance or a sequence of values
:param id: instance id
:type id: hashable value
"""
if data is None and isinstance(domain, Instance):
data = domain
domain = data.domain
self._domain = domain
if data is None:
self._x = np.repeat(Unknown, len(domain.attributes))
self._y = np.repeat(Unknown, len(domain.class_vars))
self._metas = np.array([var.Unknown for var in domain.metas],
dtype=object)
self._weight = 1
elif isinstance(data, Instance) and data.domain == domain:
self._x = np.array(data._x)
self._y = np.array(data._y)
self._metas = np.array(data._metas)
self._weight = data._weight
else:
self._x, self._y, self._metas = domain.convert(data)
self._weight = 1
if id is not None:
self.id = id
else:
from Orange.data import Table
self.id = Table.new_id()