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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 graphdata(data):
 """returns ratings and episode number to be used for making graphs"""

    data = jh.get_ratings(data)
    num = 1
    rating_final = []
    episode_final = []
    for k,v in data.iteritems():
        rating=[]
        epinum=[]
        for r in v:
            if r != None:
                rating.append(float(r))
                epinum.append(num)
                num+=1
        rating_final.append(rating)
        episode_final.append(epinum)
    return rating_final,episode_final