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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 make_dict_from_vector(in_array):
 """ Converts the cluster membership array stored in a fits file back to a dictionary Parameters in_array : `np.ndarray' An array filled with the index of the seed of a cluster if a source belongs to a cluster, and with -1 if it does not. Returns ------- Dictionary of clusters keyed by the best source in each cluster """

    out_dict = {}
    for i, k in enumerate(in_array):
        if k < 0:
            continue
        try:
            out_dict[k].append(i)
        except KeyError:
            out_dict[k] = [i]
    return out_dict