Source code for

# -*- coding: utf-8 -*-

"""Code snippets without context.

SPDX-FileCopyrightText: 2016-2021 Uwe Krien <>

SPDX-License-Identifier: MIT
__copyright__ = "Uwe Krien <>"
__license__ = "MIT"

# Python libraries
import os
import logging

# External libraries
import requests

[docs]def download_file(filename, url, overwrite=False): """ Check if file exist and download it if necessary. Parameters ---------- filename : str Full filename with path. url : str Full URL to the file to download. overwrite : boolean (default False) If set to True the file will be downloaded even though the file exits. """ if not os.path.isfile(filename) or overwrite: if overwrite: logging.warning("File {0} will be overwritten.".format(filename)) else: logging.warning("File {0} not found.".format(filename)) logging.warning("Try to download it from {0}.".format(url)) req = requests.get(url) with open(filename, "wb") as fout: fout.write(req.content) "Downloaded from {0} and copied to '{1}'.".format(url, filename) ) r = req.status_code else: r = 1 return r
if __name__ == "__main__": pass