import json, csv

movieId2id = {}

with open("../redial/movies_merged.csv") as f:
    for row in csv.reader(f):
        if row[0] != "index":
            movieId2id[row[3]] = row[2]

    with open("movieId2id.json", 'w') as f2:
        json.dump(movieId2id, f2)