| import os | |
| import tarfile | |
| import zipfile | |
| import gzip | |
| import traceback | |
| import requests | |
| from os.path import join as p_join | |
| from typing import Optional | |
| from urllib3.connection import ConnectionError | |
| def wget(url: str, cache_dir: str, filename: Optional[str] = None): | |
| os.makedirs(cache_dir, exist_ok=True) | |
| filename = os.path.basename(url) if not filename else filename | |
| output_file = p_join(cache_dir, filename) | |
| try: | |
| with open(output_file, "wb") as f: | |
| r = requests.get(url) | |
| f.write(r.content) | |
| except ConnectionError or KeyboardInterrupt: | |
| traceback.print_exc() | |
| os.remove(output_file) | |
| return False | |
| if output_file.endswith('.tar.gz') or output_file.endswith('.tgz') or output_file.endswith('.tar'): | |
| if output_file.endswith('.tar'): | |
| tar = tarfile.open(output_file) | |
| else: | |
| tar = tarfile.open(output_file, "r:gz") | |
| tar.extractall(cache_dir) | |
| tar.close() | |
| os.remove(output_file) | |
| elif output_file.endswith('.gz'): | |
| with gzip.open(output_file, 'rb') as f: | |
| with open(output_file.replace('.gz', ''), 'wb') as f_write: | |
| f_write.write(f.read()) | |
| os.remove(output_file) | |
| elif output_file.endswith('.zip'): | |
| with zipfile.ZipFile(output_file, 'r') as zip_ref: | |
| zip_ref.extractall(cache_dir) | |
| os.remove(output_file) | |
| return True | |