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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 hits(app, sandbox):
 """List hits for an experiment id."""

    hit_list = list(_current_hits(_mturk_service_from_config(sandbox), app))
    out = Output()
    out.log(
        "Found {} hits for this experiment id: {}".format(
            len(hit_list), ", ".join(h["id"] for h in hit_list)
        )
    )