'Acceptss a VPC peering connection request. The VPC peering connection
must be in the pending-acceptance state.
:type vpc_peering_connection_id: str
:param vpc_peering_connection_id: The ID of the VPC peering connection.
:rtype: Accepted VpcPeeringConnection
:return: A :class:`boto.vpc.vpc_peering_connection.VpcPeeringConnection` object'

def accept_vpc_peering_connection(self, vpc_peering_connection_id, dry_run=False):

    params = {'VpcPeeringConnectionId': vpc_peering_connection_id}
    if dry_run:
        params['DryRun'] = 'true'
    return self.get_object('AcceptVpcPeeringConnection', params, VpcPeeringConnection)
