Ejemplo n.º 1
0
 def test_roundtrip(self):
     ds = create_ensemble_data()
     for vn in utils.available_variables(ds):
         v = utils.get_variable(vn)
         orig = ds.copy(deep=True)
         expected = v.decompress(v.compress(ds), ds)
         # make sure two passes yields the same result
         actual = v.decompress(v.compress(expected), ds)
         actual.identical(expected)
Ejemplo n.º 2
0
def infer_variable(fcst):
    """
    This attempts to infer which variable is held in a particular forecast.
    It assumes there is a single variable.
    """
    variable = utils.available_variables(fcst)
    variable = set(variable).symmetric_difference(fcst.coords.keys())
    if len(variable) > 1:
        raise ValueError("More than one possible variable (%s) "
                         "please specify which you'd like to plot"
                         % (', '.join([v.variable_name
                                       for v in variable])))
    return variable.pop()