fix logger

deepspeech/__init__.py

@@ -22,6 +22,27 @@ from paddle import nn
 from paddle.nn import functional as F
 #TODO(Hui Zhang): remove  fluid import
 from paddle.fluid import core
+
+root = logging.getLogger()
+root.setLevel(logging.DEBUG)
+
+format = '[%(levelname)s %(asctime)s %(filename)s:%(lineno)d] %(message)s'
+formatter = logging.Formatter(fmt=format, datefmt='%Y/%m/%d %H:%M:%S')
+
+stream_handler = logging.StreamHandler()
+stream_handler.setLevel(logging.INFO)
+stream_handler.setFormatter(formatter)
+root.addHandler(stream_handler)
+save_path = 'global.log'
+file_handler = logging.FileHandler(save_path)
+file_handler.setLevel(logging.DEBUG)
+file_handler.setFormatter(formatter)
+root.addHandler(file_handler)
+
+# stop propagate for propagating may print
+# log multiple times
+root.propagate = False
+
 logger = logging.getLogger(__name__)
 
 ########### hcak logging #############
@@ -409,13 +430,13 @@ def ctc_loss(logits,
                                            input_lengths, label_lengths)
 
     loss_out = paddle.fluid.layers.squeeze(loss_out, [-1])
-    logger.info(f"warpctc loss: {loss_out}/{loss_out.shape} ")
+    logger.debug(f"warpctc loss: {loss_out}/{loss_out.shape} ")
     assert reduction in ['mean', 'sum', 'none']
     if reduction == 'mean':
         loss_out = paddle.mean(loss_out / label_lengths)
     elif reduction == 'sum':
         loss_out = paddle.sum(loss_out)
-    logger.info(f"ctc loss: {loss_out}")
+    logger.debug(f"ctc loss: {loss_out}")
     return loss_out
 
 

deepspeech/exps/deepspeech2/model.py

@@ -45,7 +45,7 @@ class DeepSpeech2Trainer(Trainer):
     def __init__(self, config, args):
         super().__init__(config, args)
 
-    def train_batch(self, batch_data, msg):
+    def train_batch(self, batch_index, batch_data, msg):
         self.model.train()
         start = time.time()
 

deepspeech/exps/u2/model.py

@@ -75,7 +75,7 @@ class U2Trainer(Trainer):
     def __init__(self, config, args):
         super().__init__(config, args)
 
-    def train_batch(self, batch_data, msg):
+    def train_batch(self, batch_index, batch_data, msg):
         train_conf = self.config.training
         self.model.train()
 
@@ -93,7 +93,7 @@ class U2Trainer(Trainer):
             'train_ctc_loss': float(ctc_loss),
         }
 
-        if (self.iteration + 1) % train_conf.accum_grad == 0:
+        if (batch_index + 1) % train_conf.accum_grad == 0:
             if dist.get_rank() == 0 and self.visualizer:
                 for k, v in losses_np.items():
                     self.visualizer.add_scalar("train/{}".format(k), v,
@@ -105,7 +105,7 @@ class U2Trainer(Trainer):
 
         iteration_time = time.time() - start
 
-        if (self.iteration + 1) % train_conf.log_interval == 0:
+        if (batch_index + 1) % train_conf.log_interval == 0:
             msg += "time: {:>.3f}s, ".format(iteration_time)
             msg += "batch size: {}, ".format(self.config.data.batch_size)
             msg += "accum: {}, ".format(train_conf.accum_grad)
@@ -136,14 +136,14 @@ class U2Trainer(Trainer):
         while self.epoch < self.config.training.n_epoch:
             try:
                 data_start_time = time.time()
-                for batch in self.train_loader:
+                for batch_index, batch in enumerate(self.train_loader):
                     dataload_time = time.time() - data_start_time
                     msg = "Train: Rank: {}, ".format(dist.get_rank())
                     msg += "epoch: {}, ".format(self.epoch)
                     msg += "step: {}, ".format(self.iteration)
                     msg += "lr: {:>.8f}, ".format(self.lr_scheduler())
                     msg += "dataloader time: {:>.3f}s, ".format(dataload_time)
-                    self.train_batch(batch, msg)
+                    self.train_batch(batch_index, batch, msg)
                     data_start_time = time.time()
             except Exception as e:
                 self.logger.error(e)

deepspeech/io/sampler.py

@@ -156,7 +156,7 @@ class SortagradDistributedBatchSampler(DistributedBatchSampler):
         for idx in _sample_iter:
             batch_indices.append(idx)
             if len(batch_indices) == self.batch_size:
-                logger.info(
+                logger.debug(
                     f"rank: {dist.get_rank()} batch index: {batch_indices} ")
                 yield batch_indices
                 batch_indices = []
@@ -236,7 +236,7 @@ class SortagradBatchSampler(BatchSampler):
         for idx in _sample_iter:
             batch_indices.append(idx)
             if len(batch_indices) == self.batch_size:
-                logger.info(
+                logger.debug(
                     f"rank: {dist.get_rank()} batch index: {batch_indices} ")
                 yield batch_indices
                 batch_indices = []

deepspeech/models/u2.py

@@ -16,6 +16,7 @@ Unified Streaming and Non-streaming Two-pass End-to-end Model for Speech Recogni
 (https://arxiv.org/pdf/2012.05481.pdf)
 """
 
+import time
 import sys
 from collections import defaultdict
 import logging
@@ -156,7 +157,10 @@ class U2BaseModel(nn.Module):
                 text_lengths.shape[0]), (speech.shape, speech_lengths.shape,
                                          text.shape, text_lengths.shape)
         # 1. Encoder
+        start = time.time()
         encoder_out, encoder_mask = self.encoder(speech, speech_lengths)
+        encoder_time = time.time() - start
+        logger.debug(f"encoder time: {encoder_time}")
         #TODO(Hui Zhang): sum not support bool type
         #encoder_out_lens = encoder_mask.squeeze(1).sum(1)  #[B, 1, T] -> [B]
         encoder_out_lens = encoder_mask.squeeze(1).cast(paddle.int64).sum(
@@ -165,14 +169,20 @@ class U2BaseModel(nn.Module):
         # 2a. Attention-decoder branch
         loss_att = None
         if self.ctc_weight != 1.0:
+            start = time.time()
             loss_att, acc_att = self._calc_att_loss(encoder_out, encoder_mask,
                                                     text, text_lengths)
+            decoder_time = time.time() - start
+            logger.debug(f"decoder time: {decoder_time}")
 
         # 2b. CTC branch
         loss_ctc = None
         if self.ctc_weight != 0.0:
+            start = time.time()
             loss_ctc = self.ctc(encoder_out, encoder_out_lens, text,
                                 text_lengths)
+            ctc_time = time.time() - start
+            logger.debug(f"ctc time: {ctc_time}")
 
         if loss_ctc is None:
             loss = loss_att

deepspeech/training/gradclip.py

@@ -43,7 +43,7 @@ class ClipGradByGlobalNormWithLog(paddle.nn.ClipGradByGlobalNorm):
                 merge_grad = layers.get_tensor_from_selected_rows(merge_grad)
             square = layers.square(merge_grad)
             sum_square = layers.reduce_sum(square)
-            logger.info(
+            logger.debug(
                 f"Grad Before Clip: {p.name}: {float(layers.sqrt(layers.reduce_sum(layers.square(merge_grad))) ) }"
             )
             sum_square_list.append(sum_square)
@@ -55,7 +55,7 @@ class ClipGradByGlobalNormWithLog(paddle.nn.ClipGradByGlobalNorm):
         global_norm_var = layers.concat(sum_square_list)
         global_norm_var = layers.reduce_sum(global_norm_var)
         global_norm_var = layers.sqrt(global_norm_var)
-        logger.info(f"Grad Global Norm: {float(global_norm_var)}!!!!")
+        logger.debug(f"Grad Global Norm: {float(global_norm_var)}!!!!")
         max_global_norm = layers.fill_constant(
             shape=[1], dtype=global_norm_var.dtype, value=self.clip_norm)
         clip_var = layers.elementwise_div(
@@ -68,7 +68,7 @@ class ClipGradByGlobalNormWithLog(paddle.nn.ClipGradByGlobalNorm):
                 params_and_grads.append((p, g))
                 continue
             new_grad = layers.elementwise_mul(x=g, y=clip_var)
-            logger.info(
+            logger.debug(
                 f"Grad After Clip: {p.name}: {float(layers.sqrt(layers.reduce_sum(layers.square(merge_grad))) ) }"
             )
             params_and_grads.append((p, new_grad))

deepspeech/training/scheduler.py

@@ -18,10 +18,10 @@ from typeguard import check_argument_types
 
 from paddle.optimizer.lr import LRScheduler
 
-logger = logging.getLogger(__name__)
-
 __all__ = ["WarmupLR"]
 
+logger = logging.getLogger(__name__)
+
 
 class WarmupLR(LRScheduler):
     """The WarmupLR scheduler

deepspeech/training/trainer.py

@@ -14,7 +14,6 @@
 
 import time
 import logging
-import logging.handlers
 from pathlib import Path
 
 import paddle
@@ -26,6 +25,8 @@ from deepspeech.utils import mp_tools
 
 __all__ = ["Trainer"]
 
+logger = logging.getLogger(__name__)
+
 
 class Trainer():
     """
@@ -186,14 +187,14 @@ class Trainer():
         while self.epoch < self.config.training.n_epoch:
             try:
                 data_start_time = time.time()
-                for batch in self.train_loader:
+                for batch_index, batch in enumerate(self.train_loader):
                     dataload_time = time.time() - data_start_time
                     msg = "Train: Rank: {}, ".format(dist.get_rank())
                     msg += "epoch: {}, ".format(self.epoch)
                     msg += "step: {}, ".format(self.iteration)
                     msg += "lr: {:>.8f}, ".format(self.lr_scheduler())
                     msg += "dataloader time: {:>.3f}s, ".format(dataload_time)
-                    self.train_batch(batch, msg)
+                    self.train_batch(batch_index, batch, msg)
                     data_start_time = time.time()
             except Exception as e:
                 self.logger.error(e)
@@ -215,6 +216,7 @@ class Trainer():
             exit(-1)
         finally:
             self.destory()
+        self.logger.info("Training Done.")
 
     def setup_output_dir(self):
         """Create a directory used for output.
@@ -279,41 +281,6 @@ class Trainer():
         backup - how many backup file to keep
             default value: 7
         """
-        when = 'D'
-        backup = 7
-        format = '[%(levelname)s %(asctime)s %(filename)s:%(lineno)d] %(message)s'
-        formatter = logging.Formatter(fmt=format, datefmt='%Y/%m/%d %H:%M:%S')
-
-        logger = logging.getLogger(__name__)
-        logger.setLevel("INFO")
-
-        stream_handler = logging.StreamHandler()
-        stream_handler.setFormatter(formatter)
-        logger.addHandler(stream_handler)
-
-        log_file = self.output_dir / 'worker_{}.log'.format(dist.get_rank())
-        # file_handler = logging.FileHandler(str(log_file))
-        # file_handler.setFormatter(formatter)
-        # logger.addHandler(file_handler)
-
-        # handler = logging.handlers.TimedRotatingFileHandler(
-        #     str(self.output_dir / "warning.log"), when=when, backupCount=backup)
-        # handler.setLevel(logging.WARNING)
-        # handler.setFormatter(formatter)
-        # logger.addHandler(handler)
-
-        # stop propagate for propagating may print
-        # log multiple times
-        logger.propagate = False
-
-        # global logger
-        stdout = False
-        save_path = str(log_file)
-        logging.basicConfig(
-            level=logging.DEBUG if stdout else logging.INFO,
-            format=format,
-            datefmt='%Y/%m/%d %H:%M:%S',
-            filename=save_path if not stdout else None)
         self.logger = logger
 
     @mp_tools.rank_zero_only

deepspeech/utils/layer_tools.py

@@ -67,13 +67,17 @@ def unfreeze(layer: nn.Layer):
 
 
 def print_grads(model, print_func=print):
+    if print_func is None:
+        return
     for n, p in model.named_parameters():
         msg = f"param grad: {n}: shape: {p.shape} grad: {p.grad}"
-        if print_func:
-            print_func(msg)
+        print_func(msg)
 
 
 def print_params(model, print_func=print):
+    if print_func is None:
+        return
+
     total = 0.0
     for n, p in model.named_parameters():
         msg = f"param: {n}: shape: {p.shape} stop_grad: {p.stop_gradient}"

examples/tiny/s1/conf/conformer.yaml

@@ -124,7 +124,7 @@ training:
   scheduler_conf:
     warmup_steps: 25000
     lr_decay: 1.0
-  log_interval: 100
+  log_interval: 1
 
 
 decoding:

requirements.txt

@@ -4,6 +4,7 @@ python_speech_features
 resampy==0.2.2
 scipy==1.2.1
 sentencepiece
+snakeviz
 SoundFile==0.9.0.post1
 sox
 tensorboardX