    def __init__(self):
        """Constructor of gemm_rrr"""
        super().__init__()
        self._attrs["op"] = "gemm_rrr"

        def cal_align_ab(m, n, k):
            return common.default_align_ab(k, n, self._attrs["inputs"][0].dtype())

        self._attrs["f_ab_alignment"] = cal_align_ab
Constructor of gemm_rrr
python/aitemplate/compiler/ops/gemm_universal/gemm_rrr.py