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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 parallel_multiplier(items):
 """Determine if we will be parallelizing items during processing. """

    multiplier = 1
    for data in (x[0] for x in items):
        if (tz.get_in(["config", "algorithm", "align_split_size"], data) is not False and
              tz.get_in(["algorithm", "align_split_size"], data) is not False):
            multiplier += 50
    return multiplier