TOKENS = {
    '_foo_bucket': '_foo_bucket-bearer-token',
    'bucket': 'bucket-bearer-token',
    'foo': 'foo-bearer-token',
    'foo_bucket': 'foo_bucket-bearer-token',
    'licensing': 'licensing-bearer-token',
    'licensing_journey': 'licensing_journey-bearer-token',
    'pay_legalisation_post_journey': 'pay_legalisation_post_journey-bearer-token',
    'pay_legalisation_drop_off_journey': 'pay_legalisation_drop_off_journey-bearer-token',
    'pay_register_birth_abroad_journey': 'pay_register_birth_abroad_journey-bearer-token',
    'pay_register_death_abroad_journey': 'pay_register_death_abroad_journey-bearer-token',
    'pay_foreign_marriage_certificates_journey': 'pay_foreign_marriage_certificates_journey-bearer-token',
    'deposit_foreign_marriage_journey': 'deposit_foreign_marriage_journey-bearer-token'
}

TOKENS = {
    '_foo_bucket': '_foo_bucket-bearer-token',
    'bucket': 'bucket-bearer-token',
    'foo': 'foo-bearer-token',
    'foo_bucket': 'foo_bucket-bearer-token',
    'licensing': 'licensing-bearer-token',
    'licensing_journey': 'licensing_journey-bearer-token',
    'pay_legalisation_post_journey': 'pay_legalisation_post_journey-bearer-token',
    'pay_legalisation_drop_off_journey': 'pay_legalisation_drop_off_journey-bearer-token',
    'pay_register_birth_abroad_journey': 'pay_register_birth_abroad_journey-bearer-token',
    'pay_register_death_abroad_journey': 'pay_register_death_abroad_journey-bearer-token',
    'pay_foreign_marriage_certificates_journey': 'pay_foreign_marriage_certificates_journey-bearer-token',
    'deposit_foreign_marriage_journey': 'deposit_foreign_marriage_journey-bearer-token',
}

Add trailing comma