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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 rmdir(path, dir_fd=None):
 """ Remove a directory. Equivalent to "os.rmdir". Args: path (path-like object):
 Path or URL. dir_fd: directory descriptors; see the os.rmdir() description for how it is interpreted. Not supported on cloud storage objects. """

    system = get_instance(path)
    system.remove(system.ensure_dir_path(path))