Esempio n. 1
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    def test_generate_japanese_string(self):
        s = create_strings_randomly(1, False, 1, True, False, False, "ja")[0]

        ja_chars = [chr(i) for i in range(12288, 12543)] + [
            chr(i) for i in range(65280, 65519)
        ] + [chr(i) for i in range(19968, 40908)]

        self.assertTrue(all([l in ja_chars for l in s]))
Esempio n. 2
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def main():
    """
        Description: Main function
    """

    # Argument parsing
    args = parse_arguments()

    # Create the directory if it does not exist.
    try:
        os.makedirs(args.output_dir)
    except OSError as e:
        if e.errno != errno.EEXIST:
            raise

    # Creating word list
    lang_dict = load_dict(args.language)

    # Create font (path) list
    if not args.font:
        fonts = load_fonts(args.language)
    else:
        if os.path.isfile(args.font):
            fonts = [args.font]
        else:
            sys.exit("Cannot open font")

    # Creating synthetic sentences (or word)
    strings = []

    if args.use_wikipedia:
        strings = create_strings_from_wikipedia(args.length, args.count,
                                                args.language)
    elif args.input_file != "":
        strings = create_strings_from_file(args.input_file, args.count)
    elif args.random_sequences:
        strings = create_strings_randomly(
            args.length,
            args.random,
            args.count,
            args.include_letters,
            args.include_numbers,
            args.include_symbols,
            args.language,
        )
        # Set a name format compatible with special characters automatically if they are used
        if args.include_symbols or True not in (
                args.include_letters,
                args.include_numbers,
                args.include_symbols,
        ):
            args.name_format = 2
    else:
        strings = create_strings_from_dict(args.length, args.random,
                                           args.count, lang_dict)

    if args.case == "upper":
        strings = [x.upper() for x in strings]
    if args.case == "lower":
        strings = [x.lower() for x in strings]

    string_count = len(strings)

    p = Pool(args.thread_count)
    for _ in tqdm(
            p.imap_unordered(
                FakeTextDataGenerator.generate_from_tuple,
                zip(
                    [i for i in range(0, string_count)],
                    strings,
                    [
                        fonts[rnd.randrange(0, len(fonts))]
                        for _ in range(0, string_count)
                    ],
                    [args.output_dir] * string_count,
                    [args.format] * string_count,
                    [args.extension] * string_count,
                    [args.skew_angle] * string_count,
                    [args.random_skew] * string_count,
                    [args.blur] * string_count,
                    [args.random_blur] * string_count,
                    [args.background] * string_count,
                    [args.distorsion] * string_count,
                    [args.distorsion_orientation] * string_count,
                    [args.handwritten] * string_count,
                    [args.name_format] * string_count,
                    [args.width] * string_count,
                    [args.alignment] * string_count,
                    [args.text_color] * string_count,
                    [args.orientation] * string_count,
                    [args.space_width] * string_count,
                    [args.character_spacing] * string_count,
                    [args.margins] * string_count,
                    [args.fit] * string_count,
                ),
            ),
            total=args.count,
    ):
        pass
    p.terminate()

    if args.name_format == 2:
        # Create file with filename-to-label connections
        with open(os.path.join(args.output_dir, "labels.txt"),
                  "w",
                  encoding="utf8") as f:
            for i in range(string_count):
                file_name = str(i) + "." + args.extension
                f.write("{} {}\n".format(file_name, strings[i]))
Esempio n. 3
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    def test_generate_chinese_string(self):
        s = create_strings_randomly(1, False, 1, True, False, False, "cn")[0]

        cn_chars = [chr(i) for i in range(19968, 40908)]

        self.assertTrue(all([l in cn_chars for l in s]))
Esempio n. 4
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    def test_generate_string_with_symbols(self):
        s = create_strings_randomly(1, False, 1, False, False, True, "en")[0]

        self.assertTrue(
            all([l in "!\"#$%&'()*+,-./:;?@[\\]^_`{|}~" for l in s]))
Esempio n. 5
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    def test_generate_string_with_numbers(self):
        s = create_strings_randomly(1, False, 1, False, True, False, "en")[0]

        self.assertTrue(all([l in "0123456789" for l in s]))
Esempio n. 6
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    def test_generate_string_with_letters(self):
        s = create_strings_randomly(1, False, 1, True, False, False, "en")[0]

        self.assertTrue(all([l in string.ascii_letters for l in s]))
def main():
    """
        Description: Main function
    """

    # Argument parsing
    args = parse_arguments()

    # Create the directory if it does not exist.
    try:
        os.makedirs(args.output_dir)
    except OSError as e:
        if e.errno != errno.EEXIST:
            raise

    # Creating word list
    if args.dict:
        lang_dict = []
        if os.path.isfile(args.dict):
            with open(args.dict, "r", encoding="utf8", errors="ignore") as d:
                lang_dict = [l for l in d.read().splitlines() if len(l) > 0]
        else:
            sys.exit("Cannot open dict")
    else:
        lang_dict = load_dict(args.language)

    # Create font (path) list
    if args.font_dir:
        fonts = [
            os.path.join(args.font_dir, p) for p in os.listdir(args.font_dir)
            if os.path.splitext(p)[1] == ".ttf"
        ]
    elif args.font:
        if os.path.isfile(args.font):
            fonts = [args.font]
        else:
            sys.exit("Cannot open font")
    else:
        fonts = load_fonts(args.language)

    # Creating synthetic sentences (or word)
    strings = []

    if args.use_wikipedia:
        strings = create_strings_from_wikipedia(args.length, args.count,
                                                args.language)
    elif args.input_file != "":
        strings = create_strings_from_file(args.input_file, args.count)
    elif args.random_sequences:
        strings = create_strings_randomly(
            args.length,
            args.random,
            args.count,
            args.include_letters,
            args.include_numbers,
            args.include_symbols,
            args.language,
        )
        # Set a name format compatible with special characters automatically if they are used
        if args.include_symbols or True not in (
                args.include_letters,
                args.include_numbers,
                args.include_symbols,
        ):
            args.name_format = 2
    else:
        strings = create_strings_from_dict(args.length, args.random,
                                           args.count, lang_dict)

    # if args.language == "ar":
    #     from arabic_reshaper import ArabicReshaper
    #
    #     arabic_reshaper = ArabicReshaper()
    #     strings = [
    #         " ".join([arabic_reshaper.reshape(w) for w in s.split(" ")[::-1]])
    #         for s in strings
    #     ]
    if args.case == "upper":
        strings = [x.upper() for x in strings]
    if args.case == "lower":
        strings = [x.lower() for x in strings]

    string_count = len(strings)

    p = Pool(args.thread_count)
    for _ in tqdm(
            p.imap_unordered(
                FakeTextDataGenerator.generate_from_tuple,
                zip(
                    [i for i in range(0, string_count)],
                    strings,
                    [
                        fonts[rnd.randrange(0, len(fonts))]
                        for _ in range(0, string_count)
                    ],
                    [args.output_dir] * string_count,
                    [args.format] * string_count,
                    [args.extension] * string_count,
                    [args.skew_angle] * string_count,
                    [args.random_skew] * string_count,
                    [args.blur] * string_count,
                    [args.random_blur] * string_count,
                    [args.background] * string_count,
                    [args.distorsion] * string_count,
                    [args.distorsion_orientation] * string_count,
                    [args.handwritten] * string_count,
                    [args.name_format] * string_count,
                    [args.width] * string_count,
                    [args.alignment] * string_count,
                    [args.text_color] * string_count,
                    [args.orientation] * string_count,
                    [args.space_width] * string_count,
                    [args.character_spacing] * string_count,
                    [args.margins] * string_count,
                    [args.fit] * string_count,
                    [args.output_mask] * string_count,
                    [args.word_split] * string_count,
                    [args.image_dir] * string_count,
                    [args.stroke_width] * string_count,
                    [args.stroke_fill] * string_count,
                    [args.image_mode] * string_count,
                ),
            ),
            total=args.count,
    ):
        pass
    p.terminate()

    if args.name_format == 2:
        # Create file with filename-to-label connections
        with open(os.path.join(args.output_dir, "labels.txt"),
                  "w",
                  encoding="utf8") as f:
            for i in range(string_count):
                file_name = str(i) + "." + args.extension
                if args.space_width == 0:
                    file_name = file_name.replace(" ", "")
                f.write("{} {}\n".format(i, strings[i]))