'Nimble specific extra specs.'

def _get_extra_spec_values(self, extra_specs):

    perf_policy_name = extra_specs.get(EXTRA_SPEC_PERF_POLICY, DEFAULT_PERF_POLICY_SETTING)
    encryption = extra_specs.get(EXTRA_SPEC_ENCRYPTION, DEFAULT_ENCRYPTION_SETTING)
    multi_initiator = extra_specs.get(EXTRA_SPEC_MULTI_INITIATOR, DEFAULT_MULTI_INITIATOR_SETTING)
    iops_limit = extra_specs.get(EXTRA_SPEC_IOPS_LIMIT, DEFAULT_IOPS_LIMIT_SETTING)
    folder_name = extra_specs.get(EXTRA_SPEC_FOLDER, DEFAULT_FOLDER_SETTING)
    dedupe = extra_specs.get(EXTRA_SPEC_DEDUPE, DEFAULT_DEDUPE_SETTING)
    extra_specs_map = {}
    extra_specs_map[EXTRA_SPEC_PERF_POLICY] = perf_policy_name
    extra_specs_map[EXTRA_SPEC_ENCRYPTION] = encryption
    extra_specs_map[EXTRA_SPEC_MULTI_INITIATOR] = multi_initiator
    extra_specs_map[EXTRA_SPEC_IOPS_LIMIT] = iops_limit
    extra_specs_map[EXTRA_SPEC_DEDUPE] = dedupe
    extra_specs_map[EXTRA_SPEC_FOLDER] = folder_name
    return extra_specs_map
