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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 _format_numer(number_format, prefix='', suffix=''):
 """Format a number to a string."""

    @_surpress_formatting_errors
    def inner(v):
        if isinstance(v, Number):
            return ("{{}}{{:{}}}{{}}"
                    .format(number_format)
                    .format(prefix, v, suffix))
        else:
            raise TypeError("Numberic type required.")
    return inner