Beispiel #1
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def test_json_gz():
    path = save({"a": [1, 2, 3]}, "test.json", {"compression": "gzip"})
    assert "json" in path
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #2
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def test_bytes_png():
    images = just.ls("~/*.png")
    if images:
        path = save(images[0], images[0])
        try:
            res = load(path)
        finally:
            os.remove(path)
Beispiel #3
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def test_bytes_gz():
    path = save(b"asdfasdf",
                "test", {"compression": "gzip"},
                allow_overwrite=True)
    assert "gz" in path
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #4
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def test_pyarrow_brotli_pandas():
    path = save(pd.DataFrame({"a": [1]}), "test", {
        "engine": "pyarrow",
        "compression": "brotli"
    })
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #5
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def test_bytes():
    path = save(b"asdfasdf", "test", allow_overwrite=True)
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #6
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def test_json():
    path = save({"a": [1, 2, 3]}, "test.json")
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #7
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def test_pandas():
    path = save(pd.DataFrame({"a": [1]}), "test")
    try:
        res = load(path)
    finally:
        os.remove(path)
Beispiel #8
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    dir_path += "/"

fnames = just.glob(dir_path + "*.json") + just.glob(dir_path + "*.csv")
random.shuffle(fnames)

for x in fnames:
    print(x)
    if x.endswith(".json"):
        shrynk = jc
        tp = "JSON"
    elif x.endswith(".csv"):
        shrynk = pdc
        tp = "CSV"
    old_size = os.path.getsize(x)
    old_total += old_size
    data = shrynk.load(x)
    new_file = shrynk.save(
        data,
        x.replace("csv_", "").replace(".csv", "").replace(".json", ""))
    comp = new_file.split(".")[-1]
    if comp == "None":
        new_size = old_size
    else:
        new_size = os.path.getsize(new_file)
    new_total += new_size
    just.remove(new_file)
    improvement = 100 - int(new_size / old_size * 100)
    if improvement > 50:
        improvement = Fore.GREEN + "{}%".format(improvement) + Fore.RESET
    elif improvement > 20:
        improvement = Fore.YELLOW + "{}%".format(improvement) + Fore.RESET
Beispiel #9
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def main():
    """ This is the function that is run from commandline with `yagmail` """
    import argparse

    parser = argparse.ArgumentParser(
        description='Use the machine learning meta library shrynk to compress')
    subparsers = parser.add_subparsers(dest="command")
    compress = subparsers.add_parser('compress')
    compress.add_argument('file', help='file you want to compress')
    compress.add_argument('--size',
                          '-s',
                          default=3,
                          type=int,
                          help='Size weight for model')
    compress.add_argument('--write',
                          '-w',
                          default=1,
                          type=int,
                          help='Write-time weight for model')
    compress.add_argument('--read',
                          '-r',
                          default=1,
                          type=int,
                          help='Read-time weight for model')
    decompress = subparsers.add_parser('decompress')
    decompress.add_argument('file', help='file you want to decompress')
    benchmark = subparsers.add_parser('benchmark')
    benchmark.add_argument('file', help='file you want to benchmark')
    benchmark.add_argument('--size',
                           '-s',
                           default=3,
                           type=int,
                           help='Size weight for model')
    benchmark.add_argument('--write',
                           '-w',
                           default=1,
                           type=int,
                           help='Write-time weight for model')
    benchmark.add_argument('--read',
                           '-r',
                           default=1,
                           type=int,
                           help='Read-time weight for model')
    benchmark.add_argument('--predict',
                           help='Read-time weight for model',
                           action="store_true")
    benchmark.add_argument('--save',
                           help='Read-time weight for model',
                           action="store_true")
    args = parser.parse_args()
    if args.command == "compress":
        data = load(args.file)
        print(
            save(data,
                 args.file,
                 size=args.size,
                 write=args.write,
                 read=args.read))
    if args.command == "decompress":
        data = load(args.file)
        if "json" in args.file:
            ext = "json"
            kwargs = {"compression": None}
            end = args.file.index("." + ext)
            destination = args.file[:end] + "." + ext
        elif "csv" in args.file or "parquet" in args.file:
            ext = "csv"
            kwargs = {"engine": "csv", "compression": None}
            end = args.file.index("." + ext)
            destination = args.file[:end] + "." + ext
        else:
            kwargs = {"compression": None}
            destination = ".".join(args.file.split(".")[:-1])
        save(data, destination, kwargs)
    elif args.command == "benchmark":
        if args.predict:
            data = load(args.file)
            print(
                "Predicted:",
                infer(data, size=args.size, write=args.write, read=args.read))
        if args.save:
            bench = run_benchmarks(args.file)
            bench = pd.DataFrame(
                bench, columns=["kwargs", "size", "write_time", "read_time"])
            return print(
                add_z_to_bench(bench, args.size, args.write, args.read))
        else:
            print(
                show_benchmark(args.file,
                               size=args.size,
                               write=args.write,
                               read=args.read))