Upload LILT2.py
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LILT2.py
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import json
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import os
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from PIL import Image
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import datasets
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from datasets import load_dataset
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def load_image(image_path):
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image = Image.open(image_path).convert("RGB")
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w, h = image.size
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return image, (w, h)
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def normalize_bbox(bbox, size):
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return [
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int(1000 * bbox[0] / size[0]),
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int(1000 * bbox[1] / size[1]),
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int(1000 * bbox[2] / size[0]),
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int(1000 * bbox[3] / size[1]),
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]
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logger = datasets.logging.get_logger(__name__)
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_CITATION = """\
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}
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"""
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_DESCRIPTION = """\
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"""
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class FunsdConfig(datasets.BuilderConfig):
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"""BuilderConfig for FUNSD"""
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def __init__(self, **kwargs):
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"""BuilderConfig for FUNSD.
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Args:
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**kwargs: keyword arguments forwarded to super.
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"""
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super(FunsdConfig, self).__init__(**kwargs)
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class Funsd(datasets.GeneratorBasedBuilder):
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"""Conll2003 dataset."""
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BUILDER_CONFIGS = [
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FunsdConfig(name="funsd", version=datasets.Version("1.0.0"), description="FUNSD dataset"),
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]
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def _info(self):
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return datasets.DatasetInfo(
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description=_DESCRIPTION,
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features=datasets.Features(
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{
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"id": datasets.Value("string"),
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"tokens": datasets.Sequence(datasets.Value("string")),
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"bboxes": datasets.Sequence(datasets.Sequence(datasets.Value("int64"))),
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"ner_tags": datasets.Sequence(
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datasets.features.ClassLabel(
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names = [ "S-ANSWER_EXP",
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"S-ANSWER_FECHA_SERVICIO",
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"S-ANSWER_HORA_SERVICIO",
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"S-ANSWER_SALA",
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"B-ANSWER_NOMBRE1",
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"I-ANSWER_NOMBRE1",
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"E-ANSWER_NOMBRE1",
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"B-ANSWER_DIRECCION",
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"I-ANSWER_DIRECCION",
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"E-ANSWER_DIRECCION",
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"B-ANSWER_POBLACION",
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"I-ANSWER_POBLACION",
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"E-ANSWER_POBLACION",
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"S-ANSWER_DNI",
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"S-ANSWER_TELEFONO",
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"S-ANSWER_EDAD",
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"S-ANSWER_NACIMIENTO_DIF",
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"S-ANSWER_ESTADO_CIVIL_DIF",
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"S-ANSWER_FECHA_DEF",
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"B-ANSWER_LUGAR_DEF",
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"I-ANSWER_LUGAR_DEF",
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"E-ANSWER_LUGAR_DEF",
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"S-ANSWER_NATURAL_DE_DIF",
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"B-ANSWER_PADRES_DIF",
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"I-ANSWER_PADRES_DIF",
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"E-ANSWER_PADRES_DIF",
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"B-ANSWER_NOMBRE_TITULAR",
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"I-ANSWER_NOMBRE_TITULAR",
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"E-ANSWER_NOMBRE_TITULAR",
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"S-ANSWER_AUT_DNI_TITULAR",
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"B-ANSWER_DIRECCION_TITULAR",
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"I-ANSWER_DIRECCION_TITULAR",
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"E-ANSWER_DIRECCION_TITULAR",
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"B-ANSWER_POBLACION_TITULAR",
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"I-ANSWER_POBLACION_TITULAR",
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"E-ANSWER_POBLACION_TITULAR",
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"B-ANSWER_AUTORIZACION_TITULAR",
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"I-ANSWER_AUTORIZACION_TITULAR",
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"E-ANSWER_AUTORIZACION_TITULAR",
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"S-ANSWER_DNI_TITULAR",
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"S-ANSWER_HORA_DEFUNCION",
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"B-ANSWER_DESCRIPCION",
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"I-ANSWER_DESCRIPCION",
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"E-ANSWER_DESCRIPCION",
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"B-ANSWER_NOMBRE",
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"I-ANSWER_NOMBRE",
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"E-ANSWER_NOMBRE",
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"S-ANSWER_CANTIDAD",
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"S-ANSWER_IMPORTE"]
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)
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),
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"image": datasets.features.Image(),
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}
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),
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supervised_keys=None,
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homepage="",
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citation=_CITATION,
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)
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def _split_generators(self, dl_manager):
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"""Returns SplitGenerators."""
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downloaded_file = dl_manager.download_and_extract("https://huggingface.co/datasets/LauraExp/LILT2/resolve/main/Data.zip")
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return [
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datasets.SplitGenerator(
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name=datasets.Split.TRAIN, gen_kwargs={"filepath": f"{downloaded_file}/Data/training_data/"}
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),
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datasets.SplitGenerator(
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name=datasets.Split.TEST, gen_kwargs={"filepath": f"{downloaded_file}/Data/testing_data/"}
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),
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]
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+
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def get_line_bbox(self, bboxs):
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x = [bboxs[i][j] for i in range(len(bboxs)) for j in range(0, len(bboxs[i]), 2)]
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y = [bboxs[i][j] for i in range(len(bboxs)) for j in range(1, len(bboxs[i]), 2)]
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x0, y0, x1, y1 = min(x), min(y), max(x), max(y)
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assert x1 >= x0 and y1 >= y0
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bbox = [[x0, y0, x1, y1] for _ in range(len(bboxs))]
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return bbox
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def _generate_examples(self, filepath):
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logger.info("⏳ Generating examples from = %s", filepath)
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ann_dir = os.path.join(filepath, "annotations")
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img_dir = os.path.join(filepath, "images")
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for guid, file in enumerate(sorted(os.listdir(ann_dir))):
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tokens = []
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bboxes = []
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ner_tags = []
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file_path = os.path.join(ann_dir, file)
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with open(file_path, "r", encoding="utf8") as f:
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data = json.load(f)
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image_path = os.path.join(img_dir, file)
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image_path = image_path.replace("json", "png")
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image, size = load_image(image_path)
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for item in data["form"]:
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words_example, label = item["words"], item["label"]
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words_example = [w for w in words_example if w["text"].strip() != ""]
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if len(words_example) == 0:
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continue
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if label == "other":
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for w in words_example:
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tokens.append(w["text"])
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ner_tags.append("O")
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bboxes.append(normalize_bbox(w["box"], size))
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else:
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if len(words_example) == 1:
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tokens.append(words_example[0]["text"])
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ner_tags.append("S-" + label.upper())
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bboxes.append(normalize_bbox(words_example[0]["box"], size))
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else:
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tokens.append(words_example[0]["text"])
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ner_tags.append("B-" + label.upper())
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bboxes.append(normalize_bbox(words_example[0]["box"], size))
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for w in words_example[1:]:
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tokens.append(w["text"])
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ner_tags.append("I-" + label.upper())
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bboxes.append(normalize_bbox(w["box"], size))
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tokens.append(words_example[-1]["text"])
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ner_tags.append("E-" + label.upper())
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bboxes.append(normalize_bbox(words_example[-1]["box"], size))
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cur_line_bboxes = self.get_line_bbox(cur_line_bboxes)
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bboxes.extend(cur_line_bboxes)
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yield guid, {"id": str(guid), "tokens": tokens, "bboxes": bboxes, "ner_tags": ner_tags,
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"image": image}
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