'Get a dictionary mapping the field names returned in an SAP SuccessFactors
user entity to the field names with which those values should be used in
the Open edX registration form.'

@property
def field_mappings(self):

    overrides = self.conf.get('sapsf_field_mappings', {})
    base = self.default_field_mapping.copy()
    base.update(overrides)
    return base
