本文整理汇总了Python中xray.Dataset.drop方法的典型用法代码示例。如果您正苦于以下问题：Python Dataset.drop方法的具体用法？Python Dataset.drop怎么用？Python Dataset.drop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.drop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_coordinates_encoding
# 需要导入模块: from xray import Dataset [as 别名]
# 或者: from xray.Dataset import drop [as 别名]
def test_coordinates_encoding(self):
def equals_latlon(obj):
return obj == 'lat lon' or obj == 'lon lat'
original = Dataset({'temp': ('x', [0, 1]), 'precip': ('x', [0, -1])},
{'lat': ('x', [2, 3]), 'lon': ('x', [4, 5])})
with self.roundtrip(original) as actual:
self.assertDatasetIdentical(actual, original)
with create_tmp_file() as tmp_file:
original.to_netcdf(tmp_file)
with open_dataset(tmp_file, decode_coords=False) as ds:
self.assertTrue(equals_latlon(ds['temp'].attrs['coordinates']))
self.assertTrue(equals_latlon(ds['precip'].attrs['coordinates']))
self.assertNotIn('coordinates', ds.attrs)
self.assertNotIn('coordinates', ds['lat'].attrs)
self.assertNotIn('coordinates', ds['lon'].attrs)
modified = original.drop(['temp', 'precip'])
with self.roundtrip(modified) as actual:
self.assertDatasetIdentical(actual, modified)
with create_tmp_file() as tmp_file:
modified.to_netcdf(tmp_file)
with open_dataset(tmp_file, decode_coords=False) as ds:
self.assertTrue(equals_latlon(ds.attrs['coordinates']))
self.assertNotIn('coordinates', ds['lat'].attrs)
self.assertNotIn('coordinates', ds['lon'].attrs)示例2: test_roundtrip_coordinates
# 需要导入模块: from xray import Dataset [as 别名]
# 或者: from xray.Dataset import drop [as 别名]
def test_roundtrip_coordinates(self):
original = Dataset({'foo': ('x', [0, 1])},
{'x': [2, 3], 'y': ('a', [42]), 'z': ('x', [4, 5])})
with self.roundtrip(original) as actual:
self.assertDatasetIdentical(original, actual)
expected = original.drop('foo')
with self.roundtrip(expected) as actual:
self.assertDatasetIdentical(expected, actual)
expected = original.copy()
expected.attrs['coordinates'] = 'something random'
with self.assertRaisesRegexp(ValueError, 'cannot serialize'):
with self.roundtrip(expected):
pass
expected = original.copy(deep=True)
expected['foo'].attrs['coordinates'] = 'something random'
with self.assertRaisesRegexp(ValueError, 'cannot serialize'):
with self.roundtrip(expected):
pass