"group-₦ガき∆"        | "artifact"            | "version"   | "groupId (group-₦ガき∆) is not a valid Maven identifier ([A-Za-z0-9_\\-.]+)"
        "group"             | "artifact with spaces" | "version"   | "artifactId (artifact with spaces) is not a valid Maven identifier ([A-Za-z0-9_\\-.]+)"

                    maxLength: 253
                    pattern: ^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$
                    type: string
                  kind:
                    description: kind is kind of the target resource.
                    maxLength: 63
                    minLength: 1
                    pattern: ^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$
                    type: string
                  name:

// Elementary operations on words
//
// These operations are used by the vector operations below.

// z1<<_W + z0 = x*y
func mulWW(x, y Word) (z1, z0 Word) {
	hi, lo := bits.Mul(uint(x), uint(y))
	return Word(hi), Word(lo)
}

// z1<<_W + z0 = x*y + c
func mulAddWWW_g(x, y, c Word) (z1, z0 Word) {
	hi, lo := bits.Mul(uint(x), uint(y))
	var cc uint
	lo, cc = bits.Add(lo, uint(c), 0)
	return Word(hi + cc), Word(lo)

type addrDetail struct {
	IsV6   bool   // IPv4 is false, IPv6 is true.
	ZoneV6 string // != "" only if IsV6 is true.
}

// z0, z4, and z6noz are sentinel Addr.z values.
// See the Addr type's field docs.
var (
	z0    unique.Handle[addrDetail]
	z4    = unique.Make(addrDetail{})
	z6noz = unique.Make(addrDetail{IsV6: true})
)

	// ---
	// The regex it matches is (dns1123SubdomainFmt/)?(qualifiedNameFmt)
	// +optional
	// +kubebuilder:validation:Required
	// +kubebuilder:validation:Pattern=`^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$`
	// +kubebuilder:validation:MaxLength=316
	Error *string `json:"error,omitempty" protobuf:"bytes,3,opt,name=error"`
}

func NewSelector(present []Instance, absent []Instance) Selector {
	return Selector{
		present: NewSet(present...),
		absent:  NewSet(absent...),
	}
}

var userLabelRegex = regexp.MustCompile(`^[a-zA-Z][a-zA-Z0-9_]*(\.[a-zA-Z0-9_]+)*$`)

// ParseSelector parses and returns a new instance of Selector.
func ParseSelector(s string) (Selector, error) {
	var present, absent []Instance

	parts := strings.Split(s, ",")

	// CommonMark 0.30:
	//
	//	An email address, for these purposes, is anything that matches
	//	the non-normative regex from the HTML5 spec:
	//
	//	/^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/

	j := i
	if j+1 >= len(s) || s[j] != '<' || !isUser(s[j+1]) {
		return nil, 0, false
	}
	j++
	for j < len(s) && isUser(s[j]) {
		j++
	}

    private static final Pattern REGIONAL_ENDPOINT_PATTERN = Pattern.compile("^s3:\\/\\/(.+)?\\.s3[.-]([a-z0-9-]+)\\.amazonaws\\.com(\\.[a-z]+)?\\/(.+)");

    //https://docs.aws.amazon.com/AmazonS3/latest/userguide/access-bucket-intro.html#accessing-a-bucket-using-S3-format
    private static final Pattern FALLBACK_ENDPOINT_PATTERN = Pattern.compile("^[a-z0-9]+:\\/\\/([^\\/]+)\\/(.+)");

    private final URI uri;
    private Optional<Region> region;

	VPLZCNTD 17(SP)(BP*4), K3, Z3                      // 62f27d4b449cac11000000
	VPLZCNTD Z21, K3, Z0                               // 62b27d4b44c5
	VPLZCNTD Z13, K3, Z0                               // 62d27d4b44c5
	VPLZCNTD 17(SP)(BP*8), K3, Z0                      // 62f27d4b4484ec11000000
	VPLZCNTD 17(SP)(BP*4), K3, Z0                      // 62f27d4b4484ac11000000
	VPLZCNTQ X9, K2, X13                               // 6252fd0a44e9

node {
  name: "input"
  op: "Placeholder"
  attr {
    key: "dtype"
    value {
      type: DT_INT32
    }
  }
}
versions {
  producer: 27
}

# CHECK-LABEL: func @main
# CHECK-SAME:  (%[[ARG_0:[a-z0-9]+]]: tensor<8xi32>) -> tensor<8xi32>
# CHECK-SAME:  control_outputs = ""
# CHECK-SAME:  inputs = "input"
# CHECK-SAME:  outputs = "input"
# CHECK:         %[[GRAPH:[0-9]+]] = tf_executor.graph