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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 get_file(file_id, **kwargs):
 """ Use this method to get basic info about a file and prepare it for downloading. For the moment, bots can download files of up to 20MB in size. On success, a File object is returned. The file can then be downloaded via the link https://api.telegram.org/file/bot<token>/<file_path>, where <file_path> is taken from the response. It is guaranteed that the link will be valid for at least 1 hour. When the link expires, a new one can be requested by calling getFile again. :param file_id: File identifier to get info about :type file_id: str :returns: Returns a File object. :rtype: TelegramBotRPCRequest """

    # required args
    params = dict(file_id=file_id)

    return TelegramBotRPCRequest('getFile', params=params,
                                 on_result=File.from_result, **kwargs)