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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_multilinestring(obj, decimals):
 """ Dump a GeoJSON-like MultiLineString object to WKT. Input parameters and return value are the MULTILINESTRING equivalent to :func:`_dump_point`. """

    coords = obj['coordinates']
    mlls = 'MULTILINESTRING (%s)'
    linestrs = ('(%s)' % ', '.join(' '.join(_round_and_pad(c, decimals)
                for c in pt) for pt in linestr) for linestr in coords)
    mlls %= ', '.join(ls for ls in linestrs)
    return mlls