Let UDF registration name its return dtype with ret_dtype - #613

Let UDF registration name its return dtype with ret_dtype#613

eriknw wants to merge 7 commits into

27-check-mask-movepython-graphblas/python-graphblas:27-check-mask-movefrom

33-udf-ret-dtypepython-graphblas/python-graphblas:33-udf-ret-dtypeCopy head branch name to clipboard