create ep fiels in batches

BAD_FRAME = b" k"

GOOD_FRAME = b"!k"

BATCH_SIZE = 100

EP_LEN = 1000

ep_dir = pathlib.Path(__file__).parent.joinpath("dly_error_profiles").absolute()

ep_tmpl = "ep_{}pct.g192"

ep_perc = [3, 5, 7, 10, 15]

ep_len = 1000

random.seed(RANDOM_SEED)

for p in ep_perc:

    n_bad = int(1000 * p / 100)

    n_good = ep_len - n_bad

    ep = [BAD_FRAME] * n_bad + [GOOD_FRAME] * n_good

    random.shuffle(ep)

    ep = []

    # create file in batches to also keep the percentage for use with files that are shorter than EP_LEN

    n_batches = EP_LEN // BATCH_SIZE

    for _ in range(n_batches):

        n_bad = int(BATCH_SIZE * p / 100)

        n_good = BATCH_SIZE - n_bad

        ep_batch = [BAD_FRAME] * n_bad + [GOOD_FRAME] * n_good

        random.shuffle(ep_batch)

        ep.extend(ep_batch)

    filename = ep_tmpl.format(p)

    with open(ep_dir.joinpath(filename), "wb") as f:

!k!k!k!k!k!k!k!k!k!k!k k!k k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k k k!k!k!k!k!k!k!k!k!k!k!k k k!k k!k!k k!k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k k!k!k!k!k!k!k k!k!k k!k!k!k k!k!k!k k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k k k!k!k k k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k k!k k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k k!k!k!k!k!k!k!k!k!k!k k!k!k k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k k!k!k!k!k!k k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k k!k!k!k!k!k!k!k!k k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k k!k!k k!k!k!k k!k k!k!k k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k k!k!k!k!k!k!k!k!k!k k!k k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k k k!k k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k!k!k!k!k!k k!k k!k!k!k!k!k!k!k!k!k!k!k k!k!k!k!k k!k!k!k!k!k!k!k k!k!k!k!k!k!k!k

 No newline at end of file

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 No newline at end of file

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 No newline at end of file

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