utils.py

"""
    Casboundary
    Copyright (C) 2020 Victor Alexandre Padilha <victorpadilha@usp.br>,
                       Omer Salem Alkhnbashi <alkhanbo@informatik.uni-freiburg.de>,
                       Van Dinh Tran <dinh@informatik.uni-freiburg.de>,
                       Shiraz Ali Shah <shiraz.shah@dbac.dk>,
                       André Carlos Ponce de Leon Ferreira de Carvalho <andre@icmc.usp.br>,
                       Rolf Backofen <backofen@informatik.uni-freiburg.de>
    
    This file is part of Casboundary.
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
    
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
    
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
"""

import tarfile
import os

def extract_targz(targz_file_path):
    if not os.path.exists(targz_file_path):
        raise ValueError(f'{targz_file_path} file not found. You should download it from our Google Drive. See README.md for details.')
    else:
        print('Extracting', targz_file_path)
        with tarfile.open(targz_file_path, 'r:gz') as tar:
            tar.extractall()