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Fix bf16 = None

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This commit is contained in:
Daniel Han 2025-06-21 22:50:29 -07:00
commit d9be145849
1 changed files with 4 additions and 0 deletions
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4
unsloth/models/rl.py
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@ -236,7 +236,9 @@ def _patch_trl_rl_trainers(trainer_file = "grpo_trainer"):
if "args" in call_args and "model" in call_args:
mixed_precision = \
"use_bf16 = getattr(args, 'bf16', False)\n"\
"if type(use_bf16) is not bool: use_bf16 = False\n"\
"use_fp16 = getattr(args, 'fp16', False)\n"\
"if type(use_fp16) is not bool: use_fp16 = False\n"\
"force_float32 = False\n"\
"if os.environ.get('UNSLOTH_FORCE_FLOAT32', '0') == '1':\n"\
" print('Unsloth: Switching to float32 training since model cannot work with float16')\n"\
@ -293,7 +295,9 @@ def _patch_trl_rl_trainers(trainer_file = "grpo_trainer"):
" if eval_bsz == 8 and args.per_device_train_batch_size < eval_bsz: args.per_device_eval_batch_size = args.per_device_train_batch_size\n"\
" if getattr(args, 'eval_accumulation_steps', None) is None and ga_steps is not None: args.eval_accumulation_steps = ga_steps\n"\
"fp16_full_eval = getattr(args, 'fp16_full_eval', False)\n"\
"if type(fp16_full_eval) is not bool: fp16_full_eval = False\n"\
"bf16_full_eval = getattr(args, 'bf16_full_eval', False)\n"\
"if type(bf16_full_eval) is not bool: bf16_full_eval = False\n"\
"if args.fp16 and bf16_full_eval: args.bf16_full_eval = False; args.fp16_full_eval = True\n"\
"if args.bf16 and fp16_full_eval: args.bf16_full_eval = True; args.fp16_full_eval = False\n"\
"if force_float32:\n"\