import numpy as np
import xarray as xr   # html_repr branch

lon = np.array([[-99.83, -99.32, -99.56],
                [-99.27, -99.39, -99.91],
                [-99.79, -99.23, -99.42]])
lat = np.array([[ 42.25,  42.21, 42.82],
                [ 42.91,  42.47, 42.71],
                [ 42.63,  42.59, 42.29]])

ds = xr.Dataset(data_vars={'foo': (('x', 'y'), np.random.rand(3, 3))},
                coords={
                    'x': [0, 1, 2], 'y': [0, 1, 2],
                    'lon': (('x', 'y'), lon, {'standard_name': 'longitude'}),
                    'lat': (('x', 'y'), lat, {'standard_name': 'latitude'})
                },
                attrs={'title': 'example dataset'})

ds

xarray.Dataset

• Dimensions:
  • x: 3
  • y: 3
• Coordinates: (4)
  • x(x)int640 1 2

    array([0, 1, 2])

  • y(y)int640 1 2

    array([0, 1, 2])

  • lon(x, y)float64-99.83 -99.32 -99.56 -99.27 ...
    • standard_name : longitude

    array([[-99.83, -99.32, -99.56],
           [-99.27, -99.39, -99.91],
           [-99.79, -99.23, -99.42]])

  • lat(x, y)float6442.25 42.21 42.82 42.91 42.47 ...
    • standard_name : latitude

    array([[ 42.25,  42.21,  42.82],
           [ 42.91,  42.47,  42.71],
           [ 42.63,  42.59,  42.29]])

• Data variables: (1)
  • foo(x, y)float640.121 0.5573 0.04989 0.9803 ...

    array([[ 0.12099674,  0.5573085 ,  0.04989096],
           [ 0.98033112,  0.84505955,  0.77337044],
           [ 0.43097088,  0.34742313,  0.59263735]])

• Attributes: (1)
  • title : example dataset

ds.foo

xarray.DataArray

'foo'

• x: 3
• y: 3

• 0.121 0.5573 0.04989 0.9803 0.8451 0.7734 0.431 0.3474 0.5926

  array([[ 0.12099674,  0.5573085 ,  0.04989096],
         [ 0.98033112,  0.84505955,  0.77337044],
         [ 0.43097088,  0.34742313,  0.59263735]])

• Coordinates: (4)
  • x(x)int640 1 2

    array([0, 1, 2])

  • y(y)int640 1 2

    array([0, 1, 2])

  • lon(x, y)float64-99.83 -99.32 -99.56 -99.27 ...
    • standard_name : longitude

    array([[-99.83, -99.32, -99.56],
           [-99.27, -99.39, -99.91],
           [-99.79, -99.23, -99.42]])

  • lat(x, y)float6442.25 42.21 42.82 42.91 42.47 ...
    • standard_name : latitude

    array([[ 42.25,  42.21,  42.82],
           [ 42.91,  42.47,  42.71],
           [ 42.63,  42.59,  42.29]])

• Attributes: (0)

ds.foo.variable

xarray.Variable

• x: 3
• y: 3

• 0.121 0.5573 0.04989 0.9803 0.8451 0.7734 0.431 0.3474 0.5926

  array([[ 0.12099674,  0.5573085 ,  0.04989096],
         [ 0.98033112,  0.84505955,  0.77337044],
         [ 0.43097088,  0.34742313,  0.59263735]])

• Attributes: (0)

ds.foo.x.variable

xarray.IndexVariable

'x'

• x: 3

• 0 1 2

  array([0, 1, 2])

• Attributes: (0)

ds.foo.lat

xarray.DataArray

'lat'

• x: 3
• y: 3

• 42.25 42.21 42.82 42.91 42.47 42.71 42.63 42.59 42.29

  array([[ 42.25,  42.21,  42.82],
         [ 42.91,  42.47,  42.71],
         [ 42.63,  42.59,  42.29]])

• Coordinates: (4)
  • x(x)int640 1 2

    array([0, 1, 2])

  • y(y)int640 1 2

    array([0, 1, 2])

  • lon(x, y)float64-99.83 -99.32 -99.56 -99.27 ...
    • standard_name : longitude

    array([[-99.83, -99.32, -99.56],
           [-99.27, -99.39, -99.91],
           [-99.79, -99.23, -99.42]])

  • lat(x, y)float6442.25 42.21 42.82 42.91 42.47 ...
    • standard_name : latitude

    array([[ 42.25,  42.21,  42.82],
           [ 42.91,  42.47,  42.71],
           [ 42.63,  42.59,  42.29]])

• Attributes: (1)
  • standard_name : latitude

xr.Dataset()

xarray.Dataset

• Dimensions:
• Coordinates: (0)
• Data variables: (0)
• Attributes: (0)

xr.DataArray(1)

xarray.DataArray

• 1

  array(1)

• Coordinates: (0)
• Attributes: (0)