torchaudio: torch.quantization -> torch.ao.quantization (#1817)

Summary:
Pull Request resolved: #1817

This changes the imports in the `torchaudio` to include the new import locations.

```
codemod -d pytorch/audio --extensions py 'torch.quantization' 'torch.ao.quantization'
```

Reviewed By: mthrok

Differential Revision: D31302450

fbshipit-source-id: 4dd0087d867dc52e41023660c3056a66fc3e21a4

Author: Zafar Takhirov

examples/libtorchaudio/speech_recognition/build_pipeline_from_fairseq.py

@@ -6,6 +6,7 @@
 import os
 import argparse
 import logging
+from typing import Tuple
 
 import torch
 from torch.utils.mobile_optimizer import optimize_for_mobile
@@ -15,6 +16,12 @@
 
 from greedy_decoder import Decoder
 
+TORCH_VERSION: Tuple[int, ...] = tuple(int(x) for x in torch.__version__.split(".")[:2])
+if TORCH_VERSION >= (1, 10):
+    import torch.ao.quantization as tq
+else:
+    import torch.quantization as tq
+
 _LG = logging.getLogger(__name__)
 
 
@@ -149,7 +156,7 @@ def _main():
     if args.quantize:
         _LG.info('Quantizing the model')
         model.encoder.transformer.pos_conv_embed.__prepare_scriptable__()
-        encoder = torch.quantization.quantize_dynamic(
+        encoder = tq.quantize_dynamic(
             encoder, qconfig_spec={torch.nn.Linear}, dtype=torch.qint8)
         _LG.info(encoder)
 

examples/libtorchaudio/speech_recognition/build_pipeline_from_huggingface_transformers.py

@@ -2,12 +2,19 @@
 import argparse
 import logging
 import os
+from typing import Tuple
 
 import torch
 import torchaudio
 from torchaudio.models.wav2vec2.utils.import_huggingface import import_huggingface_model
 from greedy_decoder import Decoder
 
+TORCH_VERSION: Tuple[int, ...] = tuple(int(x) for x in torch.__version__.split(".")[:2])
+if TORCH_VERSION >= (1, 10):
+    import torch.ao.quantization as tq
+else:
+    import torch.quantization as tq
+
 _LG = logging.getLogger(__name__)
 
 
@@ -90,7 +97,7 @@ def _main():
     if args.quantize:
         _LG.info('Quantizing the model')
         model.encoder.transformer.pos_conv_embed.__prepare_scriptable__()
-        encoder = torch.quantization.quantize_dynamic(
+        encoder = tq.quantize_dynamic(
             encoder, qconfig_spec={torch.nn.Linear}, dtype=torch.qint8)
         _LG.info(encoder)
 

test/torchaudio_unittest/models/wav2vec2/model_test.py

@@ -2,6 +2,7 @@
 
 import torch
 import torch.nn.functional as F
+from typing import Tuple
 
 from torchaudio.models.wav2vec2 import (
     wav2vec2_asr_base,
@@ -24,6 +25,12 @@
 )
 from parameterized import parameterized
 
+TORCH_VERSION: Tuple[int, ...] = tuple(int(x) for x in torch.__version__.split(".")[:2])
+if TORCH_VERSION >= (1, 10):
+    import torch.ao.quantization as tq
+else:
+    import torch.quantization as tq
+
 
 def _name_func(testcase_func, i, param):
     return f"{testcase_func.__name__}_{i}_{param[0][0].__name__}"
@@ -206,7 +213,7 @@ def _test_quantize_smoke_test(self, model):
 
         # Remove the weight normalization forward hook
         model.encoder.transformer.pos_conv_embed.__prepare_scriptable__()
-        quantized = torch.quantization.quantize_dynamic(
+        quantized = tq.quantize_dynamic(
             model, qconfig_spec={torch.nn.Linear}, dtype=torch.qint8)
 
         # A lazy way to check that Modules are different
@@ -237,7 +244,7 @@ def _test_quantize_torchscript(self, model):
 
         # Remove the weight normalization forward hook
         model.encoder.transformer.pos_conv_embed.__prepare_scriptable__()
-        quantized = torch.quantization.quantize_dynamic(
+        quantized = tq.quantize_dynamic(
             model, qconfig_spec={torch.nn.Linear}, dtype=torch.qint8)
 
         # A lazy way to check that Modules are different