reindex_sentences.py 2.77 KB
import argparse
import os


def main():
    args = parse_arguments()
    if not args.input or not args.output:
        print('Error: Input and output must be selected!')
    copy_by_year(args.input, args.output)


def parse_arguments():
    parser = argparse.ArgumentParser(description='Reindex sentences in conllup corpora.')
    parser.add_argument('-o', '--output', help='output directory')
    required_arguments = parser.add_argument_group('required arguments')
    required_arguments.add_argument('-i', '--input', help='corpora root directory', required=True)
    return parser.parse_args()


def copy_by_year(root_directory, out_corpora_directory):
    for root, dirs, files in os.walk(root_directory):
        for filename in files:
            if filename.endswith('.conllup') or filename.endswith('.conllu'):
                src = os.path.join(root, filename)
                year = get_year(src)
                year_path = os.path.join(out_corpora_directory, year)
                os.makedirs(year_path, exist_ok=True)
                dst = os.path.join(year_path, filename)
                reindex_and_save(src, dst)


def get_year(filepath):
    with open(filepath, 'r') as conllup_file:
        for line in conllup_file:
            line = line.strip()
            if is_segment(line):
                continue
            elif is_metadata(line):
                name, value = get_metadata(line)
                if name == 'date':
                    return value.split('-')[0]
    return 0


def is_segment(line):
    if line and line[0].isdigit():
        return True
    return False


def is_metadata(line):
    if line.startswith('#'):
        return True
    return False


def get_metadata(line):
    name_value_pair = line.split('=', 1)
    name = name_value_pair[0].lstrip('#').strip()
    value = name_value_pair[1].strip()
    return name, value


def reindex_and_save(src, dst):
    cleaned_lines = []
    paragraph_id = 0
    sentence_id = 0

    doc_id = os.path.basename(src).split('.')[0]
    with open(src, 'r') as conllup_file:
        for line in conllup_file:
            line = line.strip()
            if is_metadata(line):
                name, value = get_metadata(line)
                if name == 'newpar id':
                    sentence_id = 0
                    paragraph_id += 1
                    cleaned_lines.append(f'# newpar id = {doc_id}-p{paragraph_id}')
                elif name == 'sent_id':
                    sentence_id += 1
                    cleaned_lines.append(f'# sent_id = {doc_id}-p{paragraph_id}s{sentence_id}')
                else:
                    cleaned_lines.append(line)
            else:
                cleaned_lines.append(line)

    with open(dst, 'w') as dst_file:
        dst_file.write('\n'.join(cleaned_lines))


if __name__ == '__main__':
    main()