def group(self, group):
"""Set the property's group."""
if group and not is_label_valid(group):
err = 'Group name must contain only letters, digits, or a dash'
raise ValueError(err)
self._group = group
def name(self, name):
"""Set the name."""
if name and not is_label_valid(name):
err = 'Name must contain only letters, digits, or a dash'
raise ValueError(err)
self._name = name.upper()
