Convert args to LlmConfig (#11513)

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the main branch.
ghstack PR number: #11081 by
@jackzhxng
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@diff-train-skip-merge

---------

Co-authored-by: Jack Zhang <[email protected]>

Author: pytorchbot

examples/apple/mps/scripts/mps_example.py

@@ -145,7 +145,7 @@ def get_model_config(args):
     return model_config
 
 
-if __name__ == "__main__":
+if __name__ == "__main__":  # noqa: C901
     args = parse_args()
 
     if args.model_name not in MODEL_NAME_TO_MODEL:

examples/models/llama/config/llm_config.py

@@ -470,14 +470,156 @@ class LlmConfig:
     backend: BackendConfig = field(default_factory=BackendConfig)
 
     @classmethod
-    def from_args(cls, args: argparse.Namespace) -> "LlmConfig":
+    def from_args(cls, args: argparse.Namespace) -> "LlmConfig":  # noqa: C901
         """
         To support legacy purposes, this function converts CLI args from
         argparse to an LlmConfig, which is used by the LLM export process.
         """
         llm_config = LlmConfig()
 
-        # TODO: conversion code.
+        # BaseConfig
+        if hasattr(args, "model"):
+            llm_config.base.model_class = ModelType(args.model)
+        if hasattr(args, "params"):
+            llm_config.base.params = args.params
+        if hasattr(args, "checkpoint"):
+            llm_config.base.checkpoint = args.checkpoint
+        if hasattr(args, "checkpoint_dir"):
+            llm_config.base.checkpoint_dir = args.checkpoint_dir
+        if hasattr(args, "tokenizer_path"):
+            llm_config.base.tokenizer_path = args.tokenizer_path
+        if hasattr(args, "metadata"):
+            llm_config.base.metadata = args.metadata
+        if hasattr(args, "use_lora"):
+            llm_config.base.use_lora = args.use_lora
+        if hasattr(args, "fairseq2"):
+            llm_config.base.fairseq2 = args.fairseq2
+
+        # PreqMode settings
+        if hasattr(args, "preq_mode") and args.preq_mode:
+            llm_config.base.preq_mode = PreqMode(args.preq_mode)
+            if hasattr(args, "preq_group_size"):
+                llm_config.base.preq_group_size = args.preq_group_size
+            if hasattr(args, "preq_embedding_quantize"):
+                llm_config.base.preq_embedding_quantize = args.preq_embedding_quantize
+
+        # ModelConfig
+        if hasattr(args, "dtype_override"):
+            llm_config.model.dtype_override = DtypeOverride(args.dtype_override)
+        if hasattr(args, "enable_dynamic_shape"):
+            llm_config.model.enable_dynamic_shape = args.enable_dynamic_shape
+        if hasattr(args, "use_shared_embedding"):
+            llm_config.model.use_shared_embedding = args.use_shared_embedding
+        if hasattr(args, "use_sdpa_with_kv_cache"):
+            llm_config.model.use_sdpa_with_kv_cache = args.use_sdpa_with_kv_cache
+        if hasattr(args, "expand_rope_table"):
+            llm_config.model.expand_rope_table = args.expand_rope_table
+        if hasattr(args, "use_attention_sink"):
+            llm_config.model.use_attention_sink = args.use_attention_sink
+        if hasattr(args, "output_prune_map"):
+            llm_config.model.output_prune_map = args.output_prune_map
+        if hasattr(args, "input_prune_map"):
+            llm_config.model.input_prune_map = args.input_prune_map
+        if hasattr(args, "use_kv_cache"):
+            llm_config.model.use_kv_cache = args.use_kv_cache
+        if hasattr(args, "quantize_kv_cache"):
+            llm_config.model.quantize_kv_cache = args.quantize_kv_cache
+        if hasattr(args, "local_global_attention"):
+            llm_config.model.local_global_attention = args.local_global_attention
+
+        # ExportConfig
+        if hasattr(args, "max_seq_length"):
+            llm_config.export.max_seq_length = args.max_seq_length
+        if hasattr(args, "max_context_length"):
+            llm_config.export.max_context_length = args.max_context_length
+        if hasattr(args, "output_dir"):
+            llm_config.export.output_dir = args.output_dir
+        if hasattr(args, "output_name"):
+            llm_config.export.output_name = args.output_name
+        if hasattr(args, "so_library"):
+            llm_config.export.so_library = args.so_library
+        if hasattr(args, "export_only"):
+            llm_config.export.export_only = args.export_only
+
+        # QuantizationConfig
+        if hasattr(args, "quantization_mode"):
+            llm_config.quantization.qmode = args.quantization_mode
+        if hasattr(args, "embedding_quantize"):
+            llm_config.quantization.embedding_quantize = args.embedding_quantize
+        if hasattr(args, "pt2e_quantize") and args.pt2e_quantize:
+            llm_config.quantization.pt2e_quantize = Pt2eQuantize(args.pt2e_quantize)
+        if hasattr(args, "group_size"):
+            llm_config.quantization.group_size = args.group_size
+        if hasattr(args, "use_spin_quant") and args.use_spin_quant:
+            llm_config.quantization.use_spin_quant = SpinQuant(args.use_spin_quant)
+        if hasattr(args, "use_qat"):
+            llm_config.quantization.use_qat = args.use_qat
+        if hasattr(args, "calibration_tasks"):
+            llm_config.quantization.calibration_tasks = args.calibration_tasks
+        if hasattr(args, "calibration_limit"):
+            llm_config.quantization.calibration_limit = args.calibration_limit
+        if hasattr(args, "calibration_seq_length"):
+            llm_config.quantization.calibration_seq_length = args.calibration_seq_length
+        if hasattr(args, "calibration_data"):
+            llm_config.quantization.calibration_data = args.calibration_data
+
+        # BackendConfig - XNNPack
+        if hasattr(args, "xnnpack"):
+            llm_config.backend.xnnpack.enabled = args.xnnpack
+        if hasattr(args, "xnnpack_extended_ops"):
+            llm_config.backend.xnnpack.extended_ops = args.xnnpack_extended_ops
+
+        # CoreML
+        if hasattr(args, "coreml"):
+            llm_config.backend.coreml.enabled = args.coreml
+        llm_config.backend.coreml.enable_state = getattr(
+            args, "coreml_enable_state", False
+        )
+        llm_config.backend.coreml.preserve_sdpa = getattr(
+            args, "coreml_preserve_sdpa", False
+        )
+        if hasattr(args, "coreml_quantize") and args.coreml_quantize:
+            llm_config.backend.coreml.quantize = CoreMLQuantize(args.coreml_quantize)
+        if hasattr(args, "coreml_ios"):
+            llm_config.backend.coreml.ios = args.coreml_ios
+        if hasattr(args, "coreml_compute_units"):
+            llm_config.backend.coreml.compute_units = CoreMLComputeUnit(
+                args.coreml_compute_units
+            )
+
+        # Vulkan
+        if hasattr(args, "vulkan"):
+            llm_config.backend.vulkan.enabled = args.vulkan
+
+        # QNN
+        if hasattr(args, "qnn"):
+            llm_config.backend.qnn.enabled = args.qnn
+        if hasattr(args, "use_qnn_sha"):
+            llm_config.backend.qnn.use_sha = args.use_qnn_sha
+        if hasattr(args, "soc_model"):
+            llm_config.backend.qnn.soc_model = args.soc_model
+        if hasattr(args, "optimized_rotation_path"):
+            llm_config.backend.qnn.optimized_rotation_path = (
+                args.optimized_rotation_path
+            )
+        if hasattr(args, "num_sharding"):
+            llm_config.backend.qnn.num_sharding = args.num_sharding
+
+        # MPS
+        if hasattr(args, "mps"):
+            llm_config.backend.mps.enabled = args.mps
+
+        # DebugConfig
+        if hasattr(args, "profile_memory"):
+            llm_config.debug.profile_memory = args.profile_memory
+        if hasattr(args, "profile_path"):
+            llm_config.debug.profile_path = args.profile_path
+        if hasattr(args, "generate_etrecord"):
+            llm_config.debug.generate_etrecord = args.generate_etrecord
+        if hasattr(args, "generate_full_logits"):
+            llm_config.debug.generate_full_logits = args.generate_full_logits
+        if hasattr(args, "verbose"):
+            llm_config.debug.verbose = args.verbose
 
         return llm_config