}

func TestPreferredAffinity(t *testing.T) {
	labelRgChina := map[string]string{
		"region": "China",
	}
	labelRgIndia := map[string]string{
		"region": "India",
	}
	labelAzAz1 := map[string]string{
		"az": "az1",
	}
	labelAzAz2 := map[string]string{
		"az": "az2",
	}
	labelRgChinaAzAz1 := map[string]string{
		"region": "China",
		"az":     "az1",
	}
	podLabelSecurityS1 := map[string]string{

			return
		}

		region = regionKV.Get(RegionName)
	}
	if region != "" {
		if !validRegionRegex.MatchString(region) {
			err = Errorf(
				"region '%s' is invalid, expected simple characters such as [us-east-1, myregion...]",
				region)
			return
		}
		s.region = region
	}

	}

	cred, _, errCode = checkKeyValid(r, signV4Values.Credential.accessKey)
	if errCode != ErrNone {
		return cred, "", "", time.Time{}, errCode
	}

	// Verify if region is valid.
	region = signV4Values.Credential.scope.region

	// Extract date, if not present throw error.
	var dateStr string
	if dateStr = req.Header.Get("x-amz-date"); dateStr == "" {
		if dateStr = r.Header.Get("Date"); dateStr == "" {

	if location == "" {
		location = globalSite.Region()
	}
	if !isValidLocation(location) {
		return location, ErrInvalidRegion
	}

	return location, ErrNone
}

// Validates input location is same as configured region
// of MinIO server.
func isValidLocation(location string) bool {
	region := globalSite.Region()
	return region == "" || region == location
}

  // multiple TPU clusters.
  Region* region = (*forward_pass_ops.begin())->getParentRegion();
  StringAttr replication_attr = GetReplicationAttr(*forward_pass_ops.begin());
  llvm::SmallVector<Operation*> checkset(forward_pass_ops.getArrayRef());
  checkset.append(backward_pass_ops.begin(), backward_pass_ops.end());
  for (Operation* op : checkset) {
    if (op->getParentRegion() != region) {

    return a->isBeforeInBlock(b);
  });
}

void SideEffectAnalysisInfo::AnalyzeRegion(Region* region) {
  // We explicitly iterate through the regions and blocks in order to handle
  // different nested regions separately.
  for (Block& block : *region) {
    for (Operation& op : block) {
      for (Region& child_region : op.getRegions()) {
        SideEffectAnalysisInfo child_analysis(

func isParadigmLocale(lang language.Language, r language.Region) bool {
	for _, e := range paradigmLocales {
		if language.Language(e[0]) == lang && (r == language.Region(e[1]) || r == language.Region(e[2])) {
			return true
		}
	}
	return false
}

// regionGroupDist computes the distance between two regions based on their
// CLDR grouping.

					if regionZoneSubZoneMap[region][zone]["*"] {
						return fmt.Errorf("locality %s overlap with previous specified ones", locality)
					}
					if regionZoneSubZoneMap[region][zone][subZone] {
						return fmt.Errorf("locality %s overlap with previous specified ones", locality)
					}
					regionZoneSubZoneMap[region][zone][subZone] = true
				} else {

	}
	if expectedCredentials.scope.region != actualCredential.scope.region {
		t.Errorf("Test %d: region mismatch:Expected \"%s\", got \"%s\"", testNum, expectedCredentials.scope.region, actualCredential.scope.region)
	}
	if expectedCredentials.scope.service != actualCredential.scope.service {

			{trace.EventRegionBegin, trace.TaskID(1), []string{"region0"}},
			{trace.EventRegionBegin, trace.TaskID(1), []string{"region1"}},
			{trace.EventLog, trace.TaskID(1), []string{"key0", "0123456789abcdef"}},
			{trace.EventRegionEnd, trace.TaskID(1), []string{"region1"}},
			{trace.EventRegionEnd, trace.TaskID(1), []string{"region0"}},
			{trace.EventTaskEnd, trace.TaskID(1), []string{"task0"}},