本文整理汇总了Python中xray.Dataset.reset_coords方法的典型用法代码示例。如果您正苦于以下问题:Python Dataset.reset_coords方法的具体用法?Python Dataset.reset_coords怎么用?Python Dataset.reset_coords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.Dataset
的用法示例。
在下文中一共展示了Dataset.reset_coords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_coords_modify
# 需要导入模块: from xray import Dataset [as 别名]
# 或者: from xray.Dataset import reset_coords [as 别名]
def test_coords_modify(self):
data = Dataset({'x': ('x', [-1, -2]),
'y': ('y', [0, 1, 2]),
'foo': (['x', 'y'], np.random.randn(2, 3))},
{'a': ('x', [4, 5]), 'b': -10})
actual = data.copy(deep=True)
actual.coords['x'] = ('x', ['a', 'b'])
self.assertArrayEqual(actual['x'], ['a', 'b'])
actual = data.copy(deep=True)
actual.coords['z'] = ('z', ['a', 'b'])
self.assertArrayEqual(actual['z'], ['a', 'b'])
with self.assertRaisesRegexp(ValueError, 'conflicting sizes'):
data.coords['x'] = ('x', [-1])
actual = data.copy()
del actual.coords['b']
expected = data.reset_coords('b', drop=True)
self.assertDatasetIdentical(expected, actual)
with self.assertRaises(KeyError):
del data.coords['not_found']
with self.assertRaises(KeyError):
del data.coords['foo']
示例2: test_coords_set
# 需要导入模块: from xray import Dataset [as 别名]
# 或者: from xray.Dataset import reset_coords [as 别名]
def test_coords_set(self):
one_coord = Dataset({'x': ('x', [0]),
'yy': ('x', [1]),
'zzz': ('x', [2])})
two_coords = Dataset({'zzz': ('x', [2])},
{'x': ('x', [0]),
'yy': ('x', [1])})
all_coords = Dataset(coords={'x': ('x', [0]),
'yy': ('x', [1]),
'zzz': ('x', [2])})
actual = one_coord.set_coords('x')
self.assertDatasetIdentical(one_coord, actual)
actual = one_coord.set_coords(['x'])
self.assertDatasetIdentical(one_coord, actual)
actual = one_coord.set_coords('yy')
self.assertDatasetIdentical(two_coords, actual)
actual = one_coord.set_coords(['yy', 'zzz'])
self.assertDatasetIdentical(all_coords, actual)
actual = one_coord.reset_coords()
self.assertDatasetIdentical(one_coord, actual)
actual = two_coords.reset_coords()
self.assertDatasetIdentical(one_coord, actual)
actual = all_coords.reset_coords()
self.assertDatasetIdentical(one_coord, actual)
actual = all_coords.reset_coords(['yy', 'zzz'])
self.assertDatasetIdentical(one_coord, actual)
actual = all_coords.reset_coords('zzz')
self.assertDatasetIdentical(two_coords, actual)
with self.assertRaisesRegexp(ValueError, 'cannot remove index'):
one_coord.reset_coords('x')
actual = all_coords.reset_coords('zzz', drop=True)
expected = all_coords.drop_vars('zzz')
self.assertDatasetIdentical(expected, actual)
expected = two_coords.drop_vars('zzz')
self.assertDatasetIdentical(expected, actual)