510 def all_unary(prec, exp_range, itr):  argument
511     for a in un_close_to_pow10(prec, exp_range, itr):
513     for a in un_close_numbers(prec, exp_range, -exp_range, itr):
515     for a in un_incr_digits_tuple(prec, exp_range, itr):
524         yield (randdec(prec, exp_range),)
526         yield (randtuple(prec, exp_range),)
528 def unary_optarg(prec, exp_range, itr):  argument
530         yield randdec(prec, exp_range), None
531         yield randdec(prec, exp_range), None, None
533 def all_binary(prec, exp_range, itr):  argument
534     for a, b in bin_close_to_pow10(prec, exp_range, itr):
536     for a, b in bin_close_numbers(prec, exp_range, -exp_range, itr):
538     for a, b in bin_incr_digits(prec, exp_range, itr):
542     for a, b in bin_random_mixed_op(prec, exp_range, -exp_range, itr):
547         yield randdec(prec, exp_range), randdec(prec, exp_range)
549 def binary_optarg(prec, exp_range, itr):  argument
551         yield randdec(prec, exp_range), randdec(prec, exp_range), None
552         yield randdec(prec, exp_range), randdec(prec, exp_range), None, None
554 def all_ternary(prec, exp_range, itr):  argument
555     for a, b, c in tern_close_numbers(prec, exp_range, -exp_range, itr):
557     for a, b, c in tern_incr_digits(prec, exp_range, itr):
561     for a, b, c in tern_random_mixed_op(prec, exp_range, -exp_range, itr):
564         a = randdec(prec, 2*exp_range)
565         b = randdec(prec, 2*exp_range)
566         c = randdec(prec, 2*exp_range)
569 def ternary_optarg(prec, exp_range, itr):  argument
571         a = randdec(prec, 2*exp_range)
572         b = randdec(prec, 2*exp_range)
573         c = randdec(prec, 2*exp_range)