como descargar una base de datos

import requests
import os
import zipfile

def download_and_extract_zip_file(url, path, subdirname):
    """Download a ZIP file and extract its contents in memory
    
    Arguments:
        url {str} -- The URL of the ZIP file
        path {str} -- The path of the destination folder
    
    Returns:
        str -- The path of the extracted files
    """
    # Create destination folder if does not exist
    if not os.path.exists(path):
        os.makedirs(path)

    # Download the file from the URL
    print("Downloading %s" % url)
    response = requests.get(url)
    # Save it in the destination folder
    file_path = os.path.join(path, url.split('/')[-1])
    with open(file_path, 'wb') as f:
        f.write(response.content)

    # Extract the ZIP file
    print("Extracting %s" % file_path)
    zip_ref = zipfile.