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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 get_frameshift_lengths(num_bins):
 """Simple function that returns the lengths for each frameshift category if `num_bins` number of frameshift categories are requested. """

    fs_len = []
    i = 1
    tmp_bins = 0
    while(tmp_bins<num_bins):
        if i%3:
            fs_len.append(i)
            tmp_bins += 1
        i += 1
    return fs_len