Update README.md

fix the demo code

README.md

@@ -55,34 +55,39 @@ More details will be written in our coming-soon paper.
 # Model Usage
 
 ```python
-from transformers import Wav2Vec2Processor
+# from transformers import Wav2Vec2Processor
+from transformers import Wav2Vec2FeatureExtractor
 from transformers import AutoModel
 import torch
 from torch import nn
+import torchaudio.transforms as T
 from datasets import load_dataset
 
+
+commit_hash='55fa29e5522049926c03d2ff9ae54d22c20e668f'# this is recommended for security reason, the hash might be updated
+# loading our model weights
+model = AutoModel.from_pretrained("m-a-p/MERT-v1-95M", trust_remote_code=True, revision=commit_hash)
+# loading the corresponding preprocessor config
+processor = Wav2Vec2FeatureExtractor.from_pretrained("m-a-p/MERT-v1-95M",trust_remote_code=True, revision=commit_hash)
+
 # load demo audio and set processor
 dataset = load_dataset("hf-internal-testing/librispeech_asr_demo", "clean", split="validation")
 dataset = dataset.sort("id")
 sampling_rate = dataset.features["audio"].sampling_rate
-processor = Wav2Vec2Processor.from_pretrained("m-a-p/MERT-v1-95M")
 
-resample_rate = processor.feature_extractor.sampling_rate
+resample_rate = processor.sampling_rate
 # make sure the sample_rate aligned
 if resample_rate != sampling_rate:
-  resampler = T.Resample(sample_rate, resample_rate)
+    print(f'setting rate from {sampling_rate} to {resample_rate}')
+    resampler = T.Resample(sampling_rate, resample_rate)
 else:
-  resampler = None
-
-# loading our model weights
-commit_hash='bccff5376fc07235d88954b43e5cd739fbc0796b' # this is recommended for security reason, the hash might be updated
-model = AutoModel.from_pretrained("m-a-p/MERT-v1-95M", trust_remote_code=True, revision=commit_hash)
+    resampler = None
 
 # audio file is decoded on the fly
 if resampler is None:
 	input_audio = dataset[0]["audio"]["array"]
 else:
-  input_audio = resampler(dataset[0]["audio"]["array"])
+  input_audio = resampler(torch.from_numpy(dataset[0]["audio"]["array"]))
   
 inputs = processor(input_audio, sampling_rate=resample_rate, return_tensors="pt")
 with torch.no_grad():