Files
axolotl/examples/qwen2/dpo.yaml
Dan Saunders 6aa41740df SP dataloader patching + removing custom sampler / dataloader logic (#2686)
* utilize accelerate prepare_data_loader with patching

* lint

* cleanup, fix

* update to support DPO quirk

* small change

* coderabbit commits, cleanup, remove dead code

* quarto fix

* patch fix

* review comments

* moving monkeypatch up one level

* fix
2025-05-21 11:20:20 -04:00

57 lines
1.0 KiB
YAML

base_model: Qwen/Qwen2.5-0.5B
# Automatically upload checkpoint and final model to HF
# hub_model_id: username/custom_model_name
chat_template: qwen_25
rl: dpo
datasets:
- path: fozziethebeat/alpaca_messages_2k_dpo_test
type: chat_template.default
field_messages: conversation
field_chosen: chosen
field_rejected: rejected
message_property_mappings:
role: role
content: content
roles:
system:
- system
user:
- user
assistant:
- assistant
dataset_prepared_path:
val_set_size: 0.0
output_dir: ./outputs/dpo-out
sequence_len: 2048
sample_packing: false
pad_to_sequence_len: true
wandb_project:
wandb_entity:
wandb_watch:
wandb_name:
wandb_log_model:
gradient_accumulation_steps: 4
micro_batch_size: 2
num_epochs: 4
optimizer: adamw_bnb_8bit
lr_scheduler: cosine
learning_rate: 0.0002
bf16: auto
tf32: false
gradient_checkpointing: true
resume_from_checkpoint:
logging_steps: 1
flash_attention: true
warmup_steps: 10
evals_per_epoch: 4
saves_per_epoch: 1
weight_decay: 0.0