<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _get_urls(self, version, cluster_stats):
 """ Compute the URLs we need to hit depending on the running ES version """

        pshard_stats_url = "/_stats"
        health_url = "/_cluster/health"

        if version >= [0, 90, 10]:
            pending_tasks_url = "/_cluster/pending_tasks"
            stats_url = "/_nodes/stats" if cluster_stats else "/_nodes/_local/stats"
            if version < [5, 0, 0]:
                # version 5 errors out if the `all` parameter is set
                stats_url += "?all=true"
        else:
            # legacy
            pending_tasks_url = None
            stats_url = "/_cluster/nodes/stats?all=true" if cluster_stats else "/_cluster/nodes/_local/stats?all=true"

        return health_url, stats_url, pshard_stats_url, pending_tasks_url