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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_number(s):
 """Determines if the input is numeric Args: s: The value to check. Returns: bool: ``True`` if the input is numeric, ``False`` otherwise. """

    try:
        float(s)
        return True
    except ValueError:
        pass

    try:
        import unicodedata
        unicodedata.numeric(s)
        return True
    except (TypeError, ValueError):
        pass

    return False