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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def download_file(url, dst_path):
 """Download a file from a url"""

    request = requests.get(url, stream=True)
    with open(dst_path, 'wb') as downloaded_file:
        request.raw.decode_content = True
        shutil.copyfileobj(request.raw, downloaded_file)