def copy(self, base_field):
'''Receives base_field and copies its specific options into self.field
options.
Do not copy options of the field_option model, just specific ones.
'''
# iterate over all list options
for base_lo in base_field.list_options:
# option instance copy
lo_copy = ListOption()
lo_copy.field = self.field
for attr in ('label', 'value', 'opt_default', 'position', 'status'):
lo_copy.__setattr__(attr, base_lo.__getattribute__(attr))
sas.add(lo_copy)
