code: def keys_delete(gandi, fqdn, key, force):
      
      if not force:
          proceed = click.confirm('Are you sure you want to delete key %s on '
                                  'domain %s?' % (key, fqdn))
  
          if not proceed:
              return
  
      result = gandi.dns.keys_delete(fqdn, key)
      gandi.echo('Delete successful.')
      return result
docs: Delete a key for a domain.