"targetRef":          "targetRef is a reference to a Kubernetes object that represents this endpoint.",

	reset()

	ev := RegisterStringVar(testVar, "123", "")
	v, present := ev.Lookup()
	if v != "123" {
		t.Errorf("Expected 123, got %s", v)
	}
	if present {
		t.Errorf("Expected not present")
	}

	v = ev.Get()
	if v != "123" {
		t.Errorf("Expected 123, got %s", v)
	}

	_ = os.Setenv(testVar, "ABC")

	ev = RegisterStringVar(testVar, "123", "")
	v, present = ev.Lookup()
	if v != "ABC" {

  // Multiple endpoints which use the same hostname should be considered
  // fungible (e.g. multiple A values in DNS). Must be lowercase and pass DNS
  // Label (RFC 1123) validation.
  // +optional
  optional string hostname = 3;

  // targetRef is a reference to a Kubernetes object that represents this
  // endpoint.
  // +optional

//
//	<list<T>>.indexOf(<T>) <int>, T must be an equatable type
//	<list<T>>.lastIndexOf(<T>) <int>, T must be an equatable type
//
// Examples:
//
//	[1, 2, 2, 3].indexOf(2) // returns 1
//	['a', 'b', 'b', 'c'].lastIndexOf('b') // returns 2
//	[1.0].indexOf(1.1) // returns -1
//	[].indexOf('string') // returns -1
func Lists() cel.EnvOption {
	return cel.Lib(listsLib)
}

		participle.CaseInsensitive("Keyword"),
		participle.CaseInsensitive("Timeword"),
	)

	validCases := []string{
		"count(*)",
		"sum(2 + s.id)",
		"sum(t)",
		"avg(s.id[1])",
		"coalesce(s.id[1], 2, 2 + 3)",

		"cast(s as string)",
		"cast(s AS INT)",
		"cast(s as DECIMAL)",
		"extract(YEAR from '2018-01-09')",
		"extract(month from '2018-01-09')",

		"extract(hour from '2018-01-09')",

	// Multiple endpoints which use the same hostname should be considered
	// fungible (e.g. multiple A values in DNS). Must be lowercase and pass DNS
	// Label (RFC 1123) validation.
	// +optional
	Hostname *string `json:"hostname,omitempty" protobuf:"bytes,3,opt,name=hostname"`

	// targetRef is a reference to a Kubernetes object that represents this
	// endpoint.
	// +optional

	// Multiple endpoints which use the same hostname should be considered
	// fungible (e.g. multiple A values in DNS). Must be lowercase and pass DNS
	// Label (RFC 1123) validation.
	// +optional
	Hostname *string `json:"hostname,omitempty" protobuf:"bytes,3,opt,name=hostname"`

	// targetRef is a reference to a Kubernetes object that represents this
	// endpoint.
	// +optional

		{version: "1.2.3+.foo", unparsed: "1.2.3", equalsPrev: true},
		{version: "1.02.3", unparsed: "1.2.3", equalsPrev: true},
		{version: "1.2.03", unparsed: "1.2.3", equalsPrev: true},
		{version: "1.2.003", unparsed: "1.2.3", equalsPrev: true},
		{version: "1.2.3.4", unparsed: "1.2.3.4"},
		{version: "1.2.3.4b3", unparsed: "1.2.3.4", equalsPrev: true},
		{version: "1.2.3.4.5", unparsed: "1.2.3.4.5"},

=== "Python 3.10+ Pydantic v2"

    ```Python hl_lines="13-24"
    {!> ../../../docs_src/schema_extra_example/tutorial001_py310.py!}
    ```

=== "Python 3.10+ Pydantic v1"

    ```Python hl_lines="13-23"
    {!> ../../../docs_src/schema_extra_example/tutorial001_py310_pv1.py!}
    ```

=== "Python 3.8+ Pydantic v2"

    ```Python hl_lines="15-26"
    {!> ../../../docs_src/schema_extra_example/tutorial001.py!}

	if s != "[]" {
		t.Errorf("empty slice printed as %q not %q", s, "[]")
	}
	slice = []int{1, 2, 3}
	s = Sprint(slice)
	if s != "[1 2 3]" {
		t.Errorf("slice: got %q expected %q", s, "[1 2 3]")
	}
	s = Sprint(&slice)
	if s != "&[1 2 3]" {
		t.Errorf("&slice: got %q expected %q", s, "&[1 2 3]")
	}
}

// presentInMap checks map printing using substrings so we don't depend on the