def open_access(self):
"""
Allow to open cube access with a ``with`` statement.
Note: move this code into Cube later!
:return: CubeDataAccess instance
"""
cube = Cube.open(CUBE_DIR)
data = cube.data
yield data
data.close()
def open_access(self):
"""
Allow to open cube access with a ``with`` statement.
Note: move this code into Cube later!
:return: CubeDataAccess instance
"""
cube = Cube.open(CUBE_DIR)
data = cube.data
yield data
data.close()
def setUpClass(cls):
_del_cube_dir()
cube = Cube.create(CUBE_DIR, CubeConfig(spatial_res=1.0,
start_time=datetime(2005, 1, 1),
end_time=datetime(2005, 3, 1),
grid_width=360, grid_height=180,
compression=True))
try:
cube.update(TestCubeSourceProvider(cube.config, var='a_var'))
cube.update(TestCubeSourceProvider(cube.config, var='b_var'))
cube.update(TestCubeSourceProvider(cube.config, var='c_var'))
finally:
cube.close()
def setUpClass(cls):
_del_cube_dir()
cube = Cube.create(
CUBE_DIR,
CubeConfig(spatial_res=1.0,
start_time=datetime(2005, 1, 1),
end_time=datetime(2005, 3, 1),
grid_width=360,
grid_height=180,
compression=True))
try:
cube.update(TestCubeSourceProvider(cube.config, var='a_var'))
cube.update(TestCubeSourceProvider(cube.config, var='b_var'))
cube.update(TestCubeSourceProvider(cube.config, var='c_var'))
finally:
cube.close()
def test_update(self):
cube = Cube.create(CUBE_DIR, CubeConfig())
self.assertTrue(os.path.exists(CUBE_DIR))
self.assertTrue(os.path.exists(CUBE_DIR + '/CHANGELOG'))
provider = CubeSourceProviderMock(cube.config,
start_time=datetime(2001, 1, 1),
end_time=datetime(2001, 2, 1))
cube.update(provider)
self.assertEqual(
[(datetime(2001, 1, 1, 0, 0), datetime(2001, 1, 9, 0, 0)),
(datetime(2001, 1, 9, 0, 0), datetime(2001, 1, 17, 0, 0)),
(datetime(2001, 1, 17, 0, 0), datetime(2001, 1, 25, 0, 0)),
(datetime(2001, 1, 25, 0, 0), datetime(2001, 2, 2, 0, 0))],
provider.trace)
self.assertTrue(os.path.exists(CUBE_DIR + "/cube.config"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2001_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2001_FAPAR.nc"))
cube.close()
with self.assertRaises(IOError):
cube.update(provider)
cube2 = Cube.open(CUBE_DIR)
self.assertEqual(cube.config.spatial_res, cube2.config.spatial_res)
self.assertEqual(cube.config.temporal_res, cube2.config.temporal_res)
self.assertEqual(cube.config.file_format, cube2.config.file_format)
self.assertEqual(cube.config.compression, cube2.config.compression)
provider = CubeSourceProviderMock(cube2.config,
start_time=datetime(2006, 12, 15),
end_time=datetime(2007, 1, 15))
cube2.update(provider)
self.assertEqual(
[
(datetime(2006, 12, 11, 0, 0), datetime(2006, 12, 19, 0,
0)), # 8 days
(datetime(2006, 12, 19, 0, 0), datetime(2006, 12, 27, 0,
0)), # 8 days
(datetime(2006, 12, 27, 0, 0), datetime(2007, 1, 1, 0,
0)), # 8 days
(datetime(2007, 1, 1, 0, 0), datetime(2007, 1, 9, 0,
0)), # 8 days
(datetime(2007, 1, 9, 0, 0), datetime(2007, 1, 17, 0, 0))
], # 8 days
provider.trace)
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2006_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2007_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2006_FAPAR.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2007_FAPAR.nc"))
from xarray import Variable
try:
data = cube2.data
self.assertIsNotNone(data)
self.assertEqual((2, 11 * 46, 720, 1440), data.shape)
self.assertEquals(['FAPAR', 'LAI'], data.variable_names)
lai_var = data.variable('LAI')
self.assert_cf_conformant_time_info(data, 'LAI')
self.assert_cf_conformant_geospatial_info(data, 'LAI')
self.assertIsNotNone(lai_var)
self.assertIs(lai_var, data['LAI'])
self.assertIs(lai_var, data[1])
self.assertIsInstance(lai_var, Variable)
self.assertIs(data.variable(1), data[1])
array = lai_var[:, :, :]
self.assertEqual(array.shape, (138, 720, 1440))
scalar = lai_var[3, 320, 720]
self.assertEqual(scalar.values, np.array(0.14, dtype=np.float32))
fapar_var = data.variable('FAPAR')
self.assert_cf_conformant_time_info(data, 'FAPAR')
self.assert_cf_conformant_geospatial_info(data, 'FAPAR')
self.assertIsNotNone(fapar_var)
self.assertIs(fapar_var, data['FAPAR'])
self.assertIs(fapar_var, data[0])
self.assertIs(data.variable(0), data[0])
array = fapar_var[:, :, :]
self.assertEqual(array.shape, (138, 720, 1440))
scalar = fapar_var[3, 320, 720]
self.assertEqual(scalar.values, np.array(0.62, dtype=np.float32))
result = data.get('FAPAR',
[datetime(2001, 1, 1),
datetime(2001, 2, 1)], [-90, 90], [-180, +180])
self.assertEqual(len(result), 1)
self.assertEqual(result[0].shape, (4, 720, 1440))
result = data.get(['FAPAR', 'LAI'],
[datetime(2001, 1, 1),
datetime(2001, 2, 1)], [50.0, 60.0],
[10.0, 30.0])
self.assertEqual(2, len(result))
self.assertEqual(result[0].shape, (4, 40, 80))
self.assertEqual(result[1].shape, (4, 40, 80))
result, = data.get(1, datetime(2001, 1, 20), 0, 0)
self.assertEqual(result.shape, ())
self.assertEqual(result.values, np.array(0.13, dtype=np.float32))
result, = data.get(0, datetime(2001, 1, 20), -12.6, 5.9)
self.assertEqual(result.shape, ())
self.assertEqual(result, np.array(0.615, dtype=np.float32))
result = data.get((1, 0), datetime(2001, 1, 20), 53.4, 13.1)
self.assertEqual(len(result), 2)
self.assertEqual(result[0].shape, ())
self.assertEqual(result[1].shape, ())
self.assertEqual(result[0].values, np.array(0.13,
dtype=np.float32))
self.assertEqual(result[1].values, np.array(0.615,
dtype=np.float32))
finally:
cube2.close()
def test_update(self):
cube = Cube.create(CUBE_DIR, CubeConfig())
self.assertTrue(os.path.exists(CUBE_DIR))
self.assertTrue(os.path.exists(CUBE_DIR + '/CHANGELOG'))
provider = CubeSourceProviderMock(cube.config, start_time=datetime(2001, 1, 1), end_time=datetime(2001, 2, 1))
cube.update(provider)
self.assertEqual([(datetime(2001, 1, 1, 0, 0), datetime(2001, 1, 9, 0, 0)),
(datetime(2001, 1, 9, 0, 0), datetime(2001, 1, 17, 0, 0)),
(datetime(2001, 1, 17, 0, 0), datetime(2001, 1, 25, 0, 0)),
(datetime(2001, 1, 25, 0, 0), datetime(2001, 2, 2, 0, 0))],
provider.trace)
self.assertTrue(os.path.exists(CUBE_DIR + "/cube.config"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2001_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2001_FAPAR.nc"))
cube.close()
with self.assertRaises(IOError):
cube.update(provider)
cube2 = Cube.open(CUBE_DIR)
self.assertEqual(cube.config.spatial_res, cube2.config.spatial_res)
self.assertEqual(cube.config.temporal_res, cube2.config.temporal_res)
self.assertEqual(cube.config.file_format, cube2.config.file_format)
self.assertEqual(cube.config.compression, cube2.config.compression)
provider = CubeSourceProviderMock(cube2.config,
start_time=datetime(2006, 12, 15),
end_time=datetime(2007, 1, 15))
cube2.update(provider)
self.assertEqual([(datetime(2006, 12, 11, 0, 0), datetime(2006, 12, 19, 0, 0)), # 8 days
(datetime(2006, 12, 19, 0, 0), datetime(2006, 12, 27, 0, 0)), # 8 days
(datetime(2006, 12, 27, 0, 0), datetime(2007, 1, 1, 0, 0)), # 8 days
(datetime(2007, 1, 1, 0, 0), datetime(2007, 1, 9, 0, 0)), # 8 days
(datetime(2007, 1, 9, 0, 0), datetime(2007, 1, 17, 0, 0))], # 8 days
provider.trace)
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2006_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/LAI/2007_LAI.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2006_FAPAR.nc"))
self.assertTrue(os.path.exists(CUBE_DIR + "/data/FAPAR/2007_FAPAR.nc"))
from xarray import Variable
try:
data = cube2.data
self.assertIsNotNone(data)
self.assertEqual((2, 10 * 46, 720, 1440), data.shape)
self.assertEquals(['FAPAR', 'LAI'], data.variable_names)
lai_var = data.variable('LAI')
self.assert_cf_conformant_time_info(data, 'LAI')
self.assert_cf_conformant_geospatial_info(data, 'LAI')
self.assertIsNotNone(lai_var)
self.assertIs(lai_var, data['LAI'])
self.assertIs(lai_var, data[1])
self.assertIsInstance(lai_var, Variable)
self.assertIs(data.variable(1), data[1])
array = lai_var[:, :, :]
self.assertEqual(array.shape, (138, 720, 1440))
scalar = lai_var[3, 320, 720]
self.assertEqual(scalar.values, np.array(0.14, dtype=np.float32))
fapar_var = data.variable('FAPAR')
self.assert_cf_conformant_time_info(data, 'FAPAR')
self.assert_cf_conformant_geospatial_info(data, 'FAPAR')
self.assertIsNotNone(fapar_var)
self.assertIs(fapar_var, data['FAPAR'])
self.assertIs(fapar_var, data[0])
self.assertIs(data.variable(0), data[0])
array = fapar_var[:, :, :]
self.assertEqual(array.shape, (138, 720, 1440))
scalar = fapar_var[3, 320, 720]
self.assertEqual(scalar.values, np.array(0.62, dtype=np.float32))
result = data.get('FAPAR',
[datetime(2001, 1, 1), datetime(2001, 2, 1)],
[-90, 90],
[-180, +180])
self.assertEqual(len(result), 1)
self.assertEqual(result[0].shape, (4, 720, 1440))
result = data.get(['FAPAR', 'LAI'],
[datetime(2001, 1, 1), datetime(2001, 2, 1)],
[50.0, 60.0],
[10.0, 30.0])
self.assertEqual(2, len(result))
self.assertEqual(result[0].shape, (4, 40, 80))
self.assertEqual(result[1].shape, (4, 40, 80))
result, = data.get(1,
datetime(2001, 1, 20),
0,
0)
self.assertEqual(result.shape, ())
self.assertEqual(result.values, np.array(0.13, dtype=np.float32))
result, = data.get(0,
datetime(2001, 1, 20),
-12.6,
5.9)
self.assertEqual(result.shape, ())
self.assertEqual(result, np.array(0.615, dtype=np.float32))
result = data.get((1, 0),
datetime(2001, 1, 20),
53.4,
13.1)
self.assertEqual(len(result), 2)
self.assertEqual(result[0].shape, ())
self.assertEqual(result[1].shape, ())
self.assertEqual(result[0].values, np.array(0.13, dtype=np.float32))
self.assertEqual(result[1].values, np.array(0.615, dtype=np.float32))
finally:
cube2.close()
