def reftag_from_defstring(ref, in_group, ref_type):
# Build a reftag from a definition string component
names = split_noempties(ref, '=')
if len(names) == 1:
role_name, ref_name = None, names[0]
else:
# Note: if we had a=b=c=...=y=z, discard all but first + last
role_name, ref_name = names[0], names[-1]
ref = ncg.find_named_definition(in_group, ref_name, ref_type)
return _RefTag(role_name, ref)
def _make_variable(ds, var_name, group):
var = ds.variables[var_name]
dims = []
for dim_name in var.dimensions:
dim = ncg.find_named_definition(group, dim_name, nco.Dimension)
if dim is None:
# TODO: this error could use a group-path-string adding.
raise ValueError('Dimension "{}" of variable "{}" not found in '
'input file.'.format(dim_name, var_name))
dims.append(dim)
attrs = [nco.Attribute(attr_name, value=var.getncattr(attr_name))
for attr_name in var.ncattrs()]
new_var = nco.Variable(name=var_name,
attributes=attrs,
data=var,
dtype=None) # N.B. for now, types are not working..
for dim in dims:
new_var.dimensions.append(dim)
return new_var
