default_stage: default_modifiers: QuantizationModifier: config_groups: group_0: targets: [Linear] weights: num_bits: 4 type: int symmetric: true group_size: 32 strategy: group block_structure: null dynamic: false actorder: weight scale_dtype: torch.bfloat16 zp_dtype: null observer: memoryless_minmax observer_kwargs: {} input_activations: null output_activations: null format: null targets: [Linear] ignore: [lm_head] bypass_divisibility_checks: false