"
]
},
"execution_count": 22,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"import IPython.display as ipd\n",
"import numpy as np\n",
"import random\n",
"\n",
"rand_int = random.randint(0, len(common_voice_train)-1)\n",
"\n",
"print(\"Target text:\", common_voice_train[rand_int][\"sentence\"])\n",
"print(\"Input array shape:\", common_voice_train[rand_int][\"audio\"][\"array\"].shape)\n",
"print(\"Sampling rate:\", common_voice_train[rand_int][\"audio\"][\"sampling_rate\"])\n",
"ipd.Audio(data=common_voice_train[rand_int][\"audio\"][\"array\"], autoplay=True, rate=16000)"
]
},
{
"cell_type": "code",
"execution_count": 23,
"id": "54926718",
"metadata": {},
"outputs": [],
"source": [
"# This does not prepare the input for the Transformer model.\n",
"# This will resample the data and convert the sentence into indices\n",
"# Batch here is just for one entry (row)\n",
"def prepare_dataset(batch):\n",
" audio = batch[\"audio\"]\n",
" \n",
" # batched output is \"un-batched\"\n",
" batch[\"input_values\"] = processor(audio[\"array\"], sampling_rate=audio[\"sampling_rate\"]).input_values[0]\n",
" batch[\"input_length\"] = len(batch[\"input_values\"])\n",
" \n",
" with processor.as_target_processor():\n",
" batch[\"labels\"] = processor(batch[\"sentence\"]).input_ids\n",
" return batch"
]
},
{
"cell_type": "code",
"execution_count": 24,
"id": "0a348aa0",
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-e3ff506f96ec6817.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-00a0dacd1c387ee8.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-89839f1a29958c06.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-ea97d53e6e03248b.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-74c31e1ede89718b.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-b4485d5ec10af59a.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-87741a8a8705e488.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-2aa5c421e49dbb8a.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-6fa3756abc090cb1.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-7082faf01a7536d9.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-dbf56923bad5550e.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-cfa541d30ccf3270.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-9f28af78c8d178d8.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-4fc740b07e55a01b.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-ec4bd65c3d0c2b80.arrow\n",
"Loading cached processed dataset at /workspace/.cache/huggingface/datasets/common_voice/tr/6.1.0/5693bfc0feeade582a78c2fb250bc88f52bd86f0a7f1bb22bfee67e715de30fd/cache-033c2e0fab0f0e8a.arrow\n"
]
}
],
"source": [
"common_voice_train = common_voice_train.map(prepare_dataset, remove_columns=common_voice_train.column_names, num_proc=16)\n",
"common_voice_test = common_voice_test.map(prepare_dataset, remove_columns=common_voice_test.column_names, num_proc=16)"
]
},
{
"cell_type": "code",
"execution_count": 41,
"id": "142e5d79",
"metadata": {},
"outputs": [],
"source": [
"# In case the dataset is too long which can lead to OOM. We should filter them out.\n",
"# max_input_length_in_sec = 5.0\n",
"# common_voice_train = common_voice_train.filter(lambda x: x < max_input_length_in_sec * processor.feature_extractor.sampling_rate, input_columns=[\"input_length\"])"
]
},
{
"cell_type": "code",
"execution_count": 25,
"id": "310cdbb1",
"metadata": {},
"outputs": [],
"source": [
"import torch\n",
"\n",
"from dataclasses import dataclass, field\n",
"from typing import Any, Dict, List, Optional, Union\n",
"\n",
"@dataclass\n",
"class DataCollatorCTCWithPadding:\n",
" \"\"\"\n",
" Data collator that will dynamically pad the inputs received.\n",
" Args:\n",
" processor (:class:`~transformers.Wav2Vec2Processor`)\n",
" The processor used for proccessing the data.\n",
" padding (:obj:`bool`, :obj:`str` or :class:`~transformers.tokenization_utils_base.PaddingStrategy`, `optional`, defaults to :obj:`True`):\n",
" Select a strategy to pad the returned sequences (according to the model's padding side and padding index)\n",
" among:\n",
" * :obj:`True` or :obj:`'longest'`: Pad to the longest sequence in the batch (or no padding if only a single\n",
" sequence if provided).\n",
" * :obj:`'max_length'`: Pad to a maximum length specified with the argument :obj:`max_length` or to the\n",
" maximum acceptable input length for the model if that argument is not provided.\n",
" * :obj:`False` or :obj:`'do_not_pad'` (default): No padding (i.e., can output a batch with sequences of\n",
" different lengths).\n",
" \"\"\"\n",
"\n",
" processor: Wav2Vec2Processor\n",
" padding: Union[bool, str] = True\n",
"\n",
" def __call__(self, features: List[Dict[str, Union[List[int], torch.Tensor]]]) -> Dict[str, torch.Tensor]:\n",
" # split inputs and labels since they have to be of different lenghts and need\n",
" # different padding methods\n",
" input_features = [{\"input_values\": feature[\"input_values\"]} for feature in features]\n",
" label_features = [{\"input_ids\": feature[\"labels\"]} for feature in features]\n",
"\n",
" batch = self.processor.pad(\n",
" input_features,\n",
" padding=self.padding,\n",
" return_tensors=\"pt\",\n",
" )\n",
"\n",
" with self.processor.as_target_processor():\n",
" labels_batch = self.processor.pad(\n",
" label_features,\n",
" padding=self.padding,\n",
" return_tensors=\"pt\",\n",
" )\n",
"\n",
" # replace padding with -100 to ignore loss correctly\n",
" labels = labels_batch[\"input_ids\"].masked_fill(labels_batch.attention_mask.ne(1), -100)\n",
"\n",
" batch[\"labels\"] = labels\n",
"\n",
" return batch"
]
},
{
"cell_type": "code",
"execution_count": 26,
"id": "6cff622b",
"metadata": {},
"outputs": [],
"source": [
"data_collator = DataCollatorCTCWithPadding(processor=processor, padding=True)"
]
},
{
"cell_type": "code",
"execution_count": 27,
"id": "df12cc5b",
"metadata": {},
"outputs": [],
"source": [
"wer_metric = load_metric(\"wer\")\n",
"# cer_metric = load_metric(\"cer\")"
]
},
{
"cell_type": "code",
"execution_count": 28,
"id": "8b25005a",
"metadata": {},
"outputs": [],
"source": [
"def compute_metrics(pred):\n",
" pred_logits = pred.predictions\n",
" pred_ids = np.argmax(pred_logits, axis=-1)\n",
"\n",
" pred.label_ids[pred.label_ids == -100] = tokenizer.pad_token_id\n",
"\n",
" pred_str = tokenizer.batch_decode(pred_ids)\n",
" # we do not want to group tokens when computing the metrics\n",
" label_str = tokenizer.batch_decode(pred.label_ids, group_tokens=False)\n",
"\n",
" wer = wer_metric.compute(predictions=pred_str, references=label_str)\n",
"# cer = cer_metric.compute(predictions=pred_str, references=label_str)\n",
"\n",
" return {\"wer\": wer}\n",
"# return {\"cer\": cer}"
]
},
{
"cell_type": "code",
"execution_count": 29,
"id": "a7ac7d14",
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Some weights of the model checkpoint at facebook/wav2vec2-xls-r-300m were not used when initializing Wav2Vec2ForCTC: ['quantizer.weight_proj.weight', 'project_q.bias', 'project_hid.bias', 'project_q.weight', 'quantizer.weight_proj.bias', 'quantizer.codevectors', 'project_hid.weight']\n",
"- This IS expected if you are initializing Wav2Vec2ForCTC from the checkpoint of a model trained on another task or with another architecture (e.g. initializing a BertForSequenceClassification model from a BertForPreTraining model).\n",
"- This IS NOT expected if you are initializing Wav2Vec2ForCTC from the checkpoint of a model that you expect to be exactly identical (initializing a BertForSequenceClassification model from a BertForSequenceClassification model).\n",
"Some weights of Wav2Vec2ForCTC were not initialized from the model checkpoint at facebook/wav2vec2-xls-r-300m and are newly initialized: ['lm_head.weight', 'lm_head.bias']\n",
"You should probably TRAIN this model on a down-stream task to be able to use it for predictions and inference.\n"
]
}
],
"source": [
"from transformers import Wav2Vec2ForCTC\n",
"\n",
"model = Wav2Vec2ForCTC.from_pretrained(\n",
" \"facebook/wav2vec2-xls-r-300m\", \n",
" attention_dropout=0.0,\n",
" hidden_dropout=0.0,\n",
" feat_proj_dropout=0.0,\n",
" mask_time_prob=0.05,\n",
" layerdrop=0.0,\n",
" ctc_loss_reduction=\"mean\", \n",
" pad_token_id=tokenizer.pad_token_id,\n",
" vocab_size=len(processor.tokenizer),\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 30,
"id": "352fb742",
"metadata": {},
"outputs": [],
"source": [
"model.freeze_feature_encoder()"
]
},
{
"cell_type": "code",
"execution_count": 31,
"id": "ae38b1c1",
"metadata": {},
"outputs": [],
"source": [
"from transformers import TrainingArguments\n",
"\n",
"training_args = TrainingArguments(\n",
" output_dir='.',\n",
" group_by_length=True,\n",
" per_device_train_batch_size=8,\n",
" gradient_accumulation_steps=2,\n",
" evaluation_strategy=\"steps\",\n",
" gradient_checkpointing=True,\n",
" fp16=True,\n",
" num_train_epochs=25,\n",
" save_steps=500,\n",
" eval_steps=500,\n",
" logging_steps=100,\n",
" learning_rate=5e-5,\n",
" warmup_steps=1000,\n",
" save_total_limit=3\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 32,
"id": "d60948cc",
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Using amp half precision backend\n"
]
}
],
"source": [
"from transformers import Trainer\n",
"\n",
"trainer = Trainer(\n",
" model=model,\n",
" data_collator=data_collator,\n",
" args=training_args,\n",
" compute_metrics=compute_metrics,\n",
" train_dataset=common_voice_train,\n",
" eval_dataset=common_voice_test,\n",
" tokenizer=processor.feature_extractor,\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 33,
"id": "6b20f77c",
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"The following columns in the training set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"/opt/conda/lib/python3.8/site-packages/transformers/optimization.py:306: FutureWarning: This implementation of AdamW is deprecated and will be removed in a future version. Use thePyTorch implementation torch.optim.AdamW instead, or set `no_deprecation_warning=True` to disable this warning\n",
" warnings.warn(\n",
"***** Running training *****\n",
" Num examples = 3478\n",
" Num Epochs = 25\n",
" Instantaneous batch size per device = 8\n",
" Total train batch size (w. parallel, distributed & accumulation) = 16\n",
" Gradient Accumulation steps = 2\n",
" Total optimization steps = 5425\n"
]
},
{
"data": {
"text/html": [
"\n",
" \n",
" \n",
"
\n",
" [5425/5425 1:31:08, Epoch 24/25]\n",
"
\n",
" \n",
" \n",
" | Step | \n",
" Training Loss | \n",
" Validation Loss | \n",
" Wer | \n",
"
\n",
" \n",
" \n",
" \n",
" | 500 | \n",
" 3.885900 | \n",
" 3.760785 | \n",
" 1.000000 | \n",
"
\n",
" \n",
" | 1000 | \n",
" 1.819300 | \n",
" 1.530782 | \n",
" 1.000613 | \n",
"
\n",
" \n",
" | 1500 | \n",
" 0.598600 | \n",
" 0.729536 | \n",
" 1.005616 | \n",
"
\n",
" \n",
" | 2000 | \n",
" 0.399200 | \n",
" 0.618558 | \n",
" 1.013377 | \n",
"
\n",
" \n",
" | 2500 | \n",
" 0.319900 | \n",
" 0.597245 | \n",
" 1.012254 | \n",
"
\n",
" \n",
" | 3000 | \n",
" 0.238800 | \n",
" 0.555572 | \n",
" 1.010109 | \n",
"
\n",
" \n",
" | 3500 | \n",
" 0.188200 | \n",
" 0.517281 | \n",
" 1.014092 | \n",
"
\n",
" \n",
" | 4000 | \n",
" 0.160400 | \n",
" 0.517009 | \n",
" 1.018278 | \n",
"
\n",
" \n",
" | 4500 | \n",
" 0.144300 | \n",
" 0.526738 | \n",
" 1.018380 | \n",
"
\n",
" \n",
" | 5000 | \n",
" 0.140400 | \n",
" 0.536664 | \n",
" 1.016747 | \n",
"
\n",
" \n",
"
"
],
"text/plain": [
""
]
},
"metadata": {},
"output_type": "display_data"
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-500\n",
"Configuration saved in ./checkpoint-500/config.json\n",
"Model weights saved in ./checkpoint-500/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-500/preprocessor_config.json\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-1000\n",
"Configuration saved in ./checkpoint-1000/config.json\n",
"Model weights saved in ./checkpoint-1000/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-1000/preprocessor_config.json\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-1500\n",
"Configuration saved in ./checkpoint-1500/config.json\n",
"Model weights saved in ./checkpoint-1500/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-1500/preprocessor_config.json\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-2000\n",
"Configuration saved in ./checkpoint-2000/config.json\n",
"Model weights saved in ./checkpoint-2000/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-2000/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-500] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-2500\n",
"Configuration saved in ./checkpoint-2500/config.json\n",
"Model weights saved in ./checkpoint-2500/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-2500/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-1000] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-3000\n",
"Configuration saved in ./checkpoint-3000/config.json\n",
"Model weights saved in ./checkpoint-3000/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-3000/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-1500] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-3500\n",
"Configuration saved in ./checkpoint-3500/config.json\n",
"Model weights saved in ./checkpoint-3500/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-3500/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-2000] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-4000\n",
"Configuration saved in ./checkpoint-4000/config.json\n",
"Model weights saved in ./checkpoint-4000/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-4000/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-2500] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-4500\n",
"Configuration saved in ./checkpoint-4500/config.json\n",
"Model weights saved in ./checkpoint-4500/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-4500/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-3000] due to args.save_total_limit\n",
"The following columns in the evaluation set don't have a corresponding argument in `Wav2Vec2ForCTC.forward` and have been ignored: input_length.\n",
"***** Running Evaluation *****\n",
" Num examples = 1647\n",
" Batch size = 8\n",
"Saving model checkpoint to ./checkpoint-5000\n",
"Configuration saved in ./checkpoint-5000/config.json\n",
"Model weights saved in ./checkpoint-5000/pytorch_model.bin\n",
"Configuration saved in ./checkpoint-5000/preprocessor_config.json\n",
"Deleting older checkpoint [checkpoint-3500] due to args.save_total_limit\n",
"\n",
"\n",
"Training completed. Do not forget to share your model on huggingface.co/models =)\n",
"\n",
"\n"
]
},
{
"data": {
"text/plain": [
"TrainOutput(global_step=5425, training_loss=1.241710463449153, metrics={'train_runtime': 5469.9405, 'train_samples_per_second': 15.896, 'train_steps_per_second': 0.992, 'total_flos': 1.0590512839529611e+19, 'train_loss': 1.241710463449153, 'epoch': 25.0})"
]
},
"execution_count": 33,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"trainer.train()"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "f580e49e",
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.8"
}
},
"nbformat": 4,
"nbformat_minor": 5
}