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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 is_in_file_tree(fpath, folder):
 """ Determine whether a file is in a folder. :param str fpath: filepath to investigate :param folder: path to folder to query :return bool: whether the path indicated is in the folder indicated """

    file_folder, _ = os.path.split(fpath)
    other_folder = os.path.join(folder, "")
    return other_folder.startswith(file_folder)