# Functions
AggregatedLabelsFromMap creates new [AggregatedLabels] from label map.
AggregatedLabelsFromSet creates new [AggregatedLabels] from [LabelSet].
EmptyAggregatedLabels returns empty set of aggregated labels.
NewLabelSet creates new [LabelSet].
# Interfaces
AggregatedLabels is a set of labels.
# Type aliases
GroupingKey is a key to group metrics by label.