func NewP4Params(port string, user string, client string) *P4 {
	var p4 P4
	p4.port = port
	p4.user = user
	p4.client = client
	return &p4
}
// NewP4Params - create and initialise with params
create and initialise with params
// NewP4Params - create and initialise with params
func NewP4Params(port string, user string, client string) *P4 {
	var p4 P4
	p4.port = port
	p4.user = user
	p4.client = client
	return &p4
}
func NewP4Params ( port string , user string , client string ) * P4 { var p4 P4 p4 . port = port p4 . user = user p4 . client = client return & p4 }
create and initialise with params
create and initialise with params