本文整理汇总了Python中xray.Variable.shift方法的典型用法代码示例。如果您正苦于以下问题：Python Variable.shift方法的具体用法？Python Variable.shift怎么用？Python Variable.shift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xray.Variable的用法示例。
在下文中一共展示了Variable.shift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: test_shift
# 需要导入模块: from xray import Variable [as 别名]
# 或者: from xray.Variable import shift [as 别名]
def test_shift(self):
v = Variable("x", [1, 2, 3, 4, 5])
self.assertVariableIdentical(v, v.shift(x=0))
self.assertIsNot(v, v.shift(x=0))
expected = Variable("x", [np.nan, 1, 2, 3, 4])
self.assertVariableIdentical(expected, v.shift(x=1))
expected = Variable("x", [np.nan, np.nan, 1, 2, 3])
self.assertVariableIdentical(expected, v.shift(x=2))
expected = Variable("x", [2, 3, 4, 5, np.nan])
self.assertVariableIdentical(expected, v.shift(x=-1))
expected = Variable("x", [np.nan] * 5)
self.assertVariableIdentical(expected, v.shift(x=5))
self.assertVariableIdentical(expected, v.shift(x=6))
with self.assertRaisesRegexp(ValueError, "dimension"):
v.shift(z=0)
v = Variable("x", [1, 2, 3, 4, 5], {"foo": "bar"})
self.assertVariableIdentical(v, v.shift(x=0))
expected = Variable("x", [np.nan, 1, 2, 3, 4], {"foo": "bar"})
self.assertVariableIdentical(expected, v.shift(x=1))示例2: test_shift2d
# 需要导入模块: from xray import Variable [as 别名]
# 或者: from xray.Variable import shift [as 别名]
def test_shift2d(self):
v = Variable(("x", "y"), [[1, 2], [3, 4]])
expected = Variable(("x", "y"), [[np.nan, np.nan], [np.nan, 1]])
self.assertVariableIdentical(expected, v.shift(x=1, y=1))