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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 jupytext_cli(args=None):
 """Entry point for the jupytext script"""

    try:
        jupytext(args)
    except (ValueError, TypeError, IOError) as err:
        sys.stderr.write('[jupytext] Error: ' + str(err) + '\n')
        exit(1)