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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def InitializeContext(self, args):
 """Initializes the context of this hunt."""

    if args is None:
      args = rdf_hunts.HuntRunnerArgs()

    context = rdf_hunts.HuntContext(
        create_time=rdfvalue.RDFDatetime.Now(),
        creator=self.token.username,
        duration=args.expiry_time,
        start_time=rdfvalue.RDFDatetime.Now(),
        usage_stats=rdf_stats.ClientResourcesStats())

    return context