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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 handle(self, *args, **options):
 """ This management command gets data for a given election date from elex. Then, it loops through each row of the data and calls `process_row`. In order for this command to work, you must have bootstrapped all of the dependent apps: entity, geography, government, election, vote, and almanac. """

        self.senate_class = options["senate_class"]

        writefile = open("bootstrap.json", "w")
        elex_args = [
            "elex",
            "results",
            options["election_date"],
            "-o",
            "json",
            "--national-only",
        ]
        if options["test"]:
            elex_args.append("-t")
        subprocess.run(elex_args, stdout=writefile)

        with open("bootstrap.json", "r") as readfile:
            data = json.load(readfile)
            candidates = collections.defaultdict(list)
            for d in data:
                key = "{0} {1}: {2}, {3}".format(
                    d["officename"], d["statename"], d["last"], d["first"]
                )
                candidates[key].append(d)
            for candidate_races in tqdm(
                candidates.values(), desc="Candidates"
            ):
                tqdm.write(
                    "{0} {1}: {2}, {3}".format(
                        candidate_races[0]["statename"],
                        candidate_races[0]["officename"],
                        candidate_races[0]["last"],
                        candidate_races[0]["first"],
                    )
                )
                for race in tqdm(
                    candidate_races, desc="Contests", leave=False
                ):
                    if race["level"] == geography.DivisionLevel.TOWNSHIP:
                        continue
                    # TODO: Check this with Tyler
                    if not race.get("level", None):
                        continue

                    if race["is_ballot_measure"]:
                        continue

                    self.process_row(race)