func (l Labels) Equals(arg Labels) bool {
	if len(l) != len(arg) {
		return false
	}
	for k, v := range l {
		if argVal, ok := arg[k]; !ok || argVal != v {
			return false
		}
	}
	return true
}
Equals returns true if the argument has the same k=v pairs as the receiver.
package data
import (
	"fmt"
	"sort"
	"strings"
)
type Labels map[string]string