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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 _attrib_to_transform(attrib):
 """ Extract a homogenous transform from a dictionary. Parameters attrib: dict, optionally containing 'transform' Returns transform: (4, 4) float, homogeonous transformation """


    transform = np.eye(4, dtype=np.float64)
    if 'transform' in attrib:
        # wangle their transform format
        values = np.array(
            attrib['transform'].split(),
            dtype=np.float64).reshape((4, 3)).T
        transform[:3, :4] = values
    return transform