From 63d444e8eb57b772f77de766ed2257d1f6e3d687 Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期二, 14 三月 2023 19:46:46 +0800
Subject: [PATCH] rtf

---
 funasr/export/export_model.py |  148 +++++++++++++++++++++++++++++++++++-------------
 1 files changed, 107 insertions(+), 41 deletions(-)

diff --git a/funasr/export/export_model.py b/funasr/export/export_model.py
index 9f5cb0e..7370c3c 100644
--- a/funasr/export/export_model.py
+++ b/funasr/export/export_model.py
@@ -1,3 +1,4 @@
+import json
 from typing import Union, Dict
 from pathlib import Path
 from typeguard import check_argument_types
@@ -6,28 +7,35 @@
 import logging
 import torch
 
-from funasr.bin.asr_inference_paraformer import Speech2Text
 from funasr.export.models import get_model
+import numpy as np
+import random
 
-
+# torch_version = float(".".join(torch.__version__.split(".")[:2]))
+# assert torch_version > 1.9
 
 class ASRModelExportParaformer:
-    def __init__(self, cache_dir: Union[Path, str] = None, onnx: bool = True):
+    def __init__(
+        self, cache_dir: Union[Path, str] = None, onnx: bool = True, quant: bool = True
+    ):
         assert check_argument_types()
+        self.set_all_random_seed(0)
         if cache_dir is None:
-            cache_dir = Path.home() / "cache" / "export"
+            cache_dir = Path.home() / ".cache" / "export"
 
         self.cache_dir = Path(cache_dir)
         self.export_config = dict(
             feats_dim=560,
-            onnx=onnx,
+            onnx=False,
         )
-        logging.info("output dir: {}".format(self.cache_dir))
+        print("output dir: {}".format(self.cache_dir))
         self.onnx = onnx
+        self.quant = quant
+        
 
-    def export(
+    def _export(
         self,
-        model: Speech2Text,
+        model,
         tag_name: str = None,
         verbose: bool = False,
     ):
@@ -41,57 +49,86 @@
             model,
             self.export_config,
         )
-        self._export_onnx(model, verbose, export_dir)
+        model.eval()
+        # self._export_onnx(model, verbose, export_dir)
         if self.onnx:
             self._export_onnx(model, verbose, export_dir)
         else:
             self._export_torchscripts(model, verbose, export_dir)
 
-        logging.info("output dir: {}".format(export_dir))
+        print("output dir: {}".format(export_dir))
 
+
+    def _torch_quantize(self, model):
+        from torch_quant.module import ModuleFilter
+        from torch_quant.observer import HistogramObserver
+        from torch_quant.quantizer import Backend, Quantizer
+        from funasr.export.models.modules.decoder_layer import DecoderLayerSANM
+        from funasr.export.models.modules.encoder_layer import EncoderLayerSANM
+        module_filter = ModuleFilter(include_classes=[EncoderLayerSANM, DecoderLayerSANM])
+        module_filter.exclude_op_types = [torch.nn.Conv1d]
+        quantizer = Quantizer(
+            module_filter=module_filter,
+            backend=Backend.FBGEMM,
+            act_ob_ctr=HistogramObserver,
+        )
+        model.eval()
+        calib_model = quantizer.calib(model)
+        # run calibration data
+        # using dummy inputs for a example
+        dummy_input = model.get_dummy_inputs()
+        _ = calib_model(*dummy_input)
+        quant_model = quantizer.quantize(model)
+        return quant_model
 
     def _export_torchscripts(self, model, verbose, path, enc_size=None):
         if enc_size:
             dummy_input = model.get_dummy_inputs(enc_size)
         else:
-            dummy_input = model.get_dummy_inputs_txt()
+            dummy_input = model.get_dummy_inputs()
 
         # model_script = torch.jit.script(model)
         model_script = torch.jit.trace(model, dummy_input)
         model_script.save(os.path.join(path, f'{model.model_name}.torchscripts'))
 
-    def export_from_modelscope(
-        self,
-        tag_name: str = 'damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch',
-    ):
+        if self.quant:
+            quant_model = self._torch_quantize(model)
+            model_script = torch.jit.trace(quant_model, dummy_input)
+            model_script.save(os.path.join(path, f'{model.model_name}_quant.torchscripts'))
+
+
+    def set_all_random_seed(self, seed: int):
+        random.seed(seed)
+        np.random.seed(seed)
+        torch.random.manual_seed(seed)
+    def export(self,
+               tag_name: str = 'damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch',
+               mode: str = 'paraformer',
+               ):
         
-        from funasr.tasks.asr import ASRTaskParaformer as ASRTask
-        from modelscope.hub.snapshot_download import snapshot_download
-
-        model_dir = snapshot_download(tag_name, cache_dir=self.cache_dir)
-        asr_train_config = os.path.join(model_dir, 'config.yaml')
-        asr_model_file = os.path.join(model_dir, 'model.pb')
-        cmvn_file = os.path.join(model_dir, 'am.mvn')
-        model, asr_train_args = ASRTask.build_model_from_file(
-            asr_train_config, asr_model_file, cmvn_file, 'cpu'
-        )
-        self.export(model, tag_name)
-
-    def export_from_local(
-        self,
-        tag_name: str = '/root/cache/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch',
-    ):
-    
-        from funasr.tasks.asr import ASRTaskParaformer as ASRTask
-    
         model_dir = tag_name
+        if model_dir.startswith('damo/'):
+            from modelscope.hub.snapshot_download import snapshot_download
+            model_dir = snapshot_download(model_dir, cache_dir=self.cache_dir)
         asr_train_config = os.path.join(model_dir, 'config.yaml')
         asr_model_file = os.path.join(model_dir, 'model.pb')
         cmvn_file = os.path.join(model_dir, 'am.mvn')
+        json_file = os.path.join(model_dir, 'configuration.json')
+        if mode is None:
+            import json
+            with open(json_file, 'r') as f:
+                config_data = json.load(f)
+                mode = config_data['model']['model_config']['mode']
+        if mode.startswith('paraformer'):
+            from funasr.tasks.asr import ASRTaskParaformer as ASRTask
+        elif mode.startswith('uniasr'):
+            from funasr.tasks.asr import ASRTaskUniASR as ASRTask
+            
         model, asr_train_args = ASRTask.build_model_from_file(
             asr_train_config, asr_model_file, cmvn_file, 'cpu'
         )
-        self.export(model, tag_name)
+        self._export(model, tag_name)
+            
 
     def _export_onnx(self, model, verbose, path, enc_size=None):
         if enc_size:
@@ -101,20 +138,49 @@
 
         # model_script = torch.jit.script(model)
         model_script = model #torch.jit.trace(model)
+        model_path = os.path.join(path, f'{model.model_name}.onnx')
 
         torch.onnx.export(
             model_script,
             dummy_input,
-            os.path.join(path, f'{model.model_name}.onnx'),
+            model_path,
             verbose=verbose,
-            opset_version=12,
+            opset_version=14,
             input_names=model.get_input_names(),
             output_names=model.get_output_names(),
             dynamic_axes=model.get_dynamic_axes()
         )
 
+        if self.quant:
+            from onnxruntime.quantization import QuantType, quantize_dynamic
+            import onnx
+            quant_model_path = os.path.join(path, f'{model.model_name}_quant.onnx')
+            onnx_model = onnx.load(model_path)
+            nodes = [n.name for n in onnx_model.graph.node]
+            nodes_to_exclude = [m for m in nodes if 'output' in m]
+            quantize_dynamic(
+                model_input=model_path,
+                model_output=quant_model_path,
+                op_types_to_quantize=['MatMul'],
+                per_channel=True,
+                reduce_range=False,
+                weight_type=QuantType.QUInt8,
+                nodes_to_exclude=nodes_to_exclude,
+            )
+
+
 if __name__ == '__main__':
-    output_dir = "../export"
-    export_model = ASRModelExportParaformer(cache_dir=output_dir, onnx=False)
-    export_model.export_from_modelscope('damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch')
-    # export_model.export_from_local('/root/cache/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch')
\ No newline at end of file
+    import sys
+    
+    model_path = sys.argv[1]
+    output_dir = sys.argv[2]
+    onnx = sys.argv[3]
+    quant = sys.argv[4]
+    onnx = onnx.lower()
+    onnx = onnx == 'true'
+    quant = quant == 'true'
+    # model_path = 'damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch'
+    # output_dir = "../export"
+    export_model = ASRModelExportParaformer(cache_dir=output_dir, onnx=onnx, quant=quant)
+    export_model.export(model_path)
+    # export_model.export('/root/cache/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch')

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