Source code for

import os.path as osp
import ssl
import sys
import urllib
from typing import Optional

from .makedirs import makedirs

[docs]def download_url(url: str, folder: str, log: bool = True, filename: Optional[str] = None): r"""Downloads the content of an URL to a specific folder. Args: url (string): The url. folder (string): The folder. log (bool, optional): If :obj:`False`, will not print anything to the console. (default: :obj:`True`) """ if filename is None: filename = url.rpartition('/')[2] filename = filename if filename[0] == '?' else filename.split('?')[0] path = osp.join(folder, filename) if osp.exists(path): # pragma: no cover if log: print(f'Using existing file {filename}', file=sys.stderr) return path if log: print(f'Downloading {url}', file=sys.stderr) makedirs(folder) context = ssl._create_unverified_context() data = urllib.request.urlopen(url, context=context) with open(path, 'wb') as f: # workaround for while True: chunk = * 1024 * 1024) if not chunk: break f.write(chunk) return path