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config.py
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from dataclasses import dataclass
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@dataclass
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class TrainingConfig:
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"""Configuration for training (as a dataclass)."""
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# Model parameters
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d_model: int = 512
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n_heads: int = 8
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n_encoder_layers: int = 6
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n_decoder_layers: int = 6
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vocab_in: int = 12 # digits 0-9 + padding token + start
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vocab_out: int = 11 # digits 0-9 + padding token + start
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block_size_in: int = 128 # max length of position n
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block_size_out: int = 129 # context_length + 1 (inclusive)
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pad_token: int = -1
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start_token: int = 10
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# Training parameters
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batch_size: int = 64
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learning_rate: float = 1e-4
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weight_decay: float = 0.01
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num_epochs: int = 100
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gradient_clip: float = 1.0
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warmup_steps: int = 1000
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# Dataset parameters
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context_length: int = 128
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train_split: float = 0.9
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num_workers: int = 4
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device: str = "cpu"
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# Logging and checkpointing
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log_interval: int = 100
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eval_interval: int = 1000
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save_interval: int = 5000
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checkpoint_dir: str = "checkpoints"
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log_dir: str = "runs"
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