def METHOD_NAME(self):
    """
    package metricset collects information about installed packages on a system.
    """
    fields = ["system.audit.package.entity_id", "system.audit.package.name", "system.audit.package.version"]
    # Metricset is beta and that generates a warning, TODO: remove later
    self.check_metricset("system", "package", COMMON_FIELDS + fields, warnings_allowed=True)