docs: def delete(name=None, group_id=None, region=None, key=None, keyid=None,
             profile=None, vpc_id=None, vpc_name=None):
      '''
      Delete a security group.
  
      CLI example::
  
          salt myminion boto_secgroup.delete mysecgroup
      '''
      conn = _get_conn(region=region, key=key, keyid=keyid, profile=profile)
  
      group = _get_group(conn, name=name, vpc_id=vpc_id, vpc_name=vpc_name,
                         group_id=group_id, region=region, key=key, keyid=keyid,
                         profile=profile)
      if group:
          deleted = conn.delete_security_group(group_id=group.id)
          if deleted:
              log.info('Deleted security group %s with id %s.', group.name, group.id)
              return True
          else:
              msg = 'Failed to delete security group {0}.'.format(name)
              log.error(msg)
              return False
      else:
          log.debug('Security group not found.')
          return False