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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 _dump_point(obj, decimals):
 """ Dump a GeoJSON-like Point object to WKT. :param dict obj: A GeoJSON-like `dict` representing a Point. :param int decimals: int which indicates the number of digits to display after the decimal point when formatting coordinates. :returns: WKT representation of the input GeoJSON Point ``obj``. """

    coords = obj['coordinates']
    pt = 'POINT (%s)' % ' '.join(_round_and_pad(c, decimals)
                                 for c in coords)
    return pt