From e9d2cfc3a134b00f4e98271fbee3838d1ccecbcc Mon Sep 17 00:00:00 2001
From: VirtuosoQ <2416050435@qq.com>
Date: 星期五, 26 四月 2024 14:59:30 +0800
Subject: [PATCH] FunASR java http client
---
funasr/datasets/audio_datasets/samplers.py | 86 +++++++++++++++++++++++++++++-------------
1 files changed, 59 insertions(+), 27 deletions(-)
diff --git a/funasr/datasets/audio_datasets/samplers.py b/funasr/datasets/audio_datasets/samplers.py
index a56a980..1394f7e 100644
--- a/funasr/datasets/audio_datasets/samplers.py
+++ b/funasr/datasets/audio_datasets/samplers.py
@@ -2,6 +2,7 @@
import numpy as np
import logging
import math
+import random
import torch.distributed as dist
from torch.utils.data import DistributedSampler
from torch.utils.data import BatchSampler, Sampler
@@ -23,11 +24,11 @@
batch_sampler = CustomDistributedBatchSampler(dataset, **kwargs)
else:
- # if kwargs.get("sort_size", -1) > 0:
- # batch_sampler = CustomDistributedBufferDynamicBatchSampler(dataset, **kwargs)
- # else:
- # batch_sampler = CustomDistributedDynamicBatchSampler(dataset, **kwargs)
- batch_sampler = CustomDistributedDynamicBatchSampler(dataset, **kwargs)
+ if kwargs.get("sort_size", -1) > 0:
+ batch_sampler = CustomDistributedBufferDynamicBatchSampler(dataset, **kwargs)
+ else:
+ batch_sampler = CustomDistributedDynamicBatchSampler(dataset, **kwargs)
+ # batch_sampler = CustomDistributedDynamicBatchSampler(dataset, **kwargs)
dataloader_args["batch_sampler"] = batch_sampler
dataloader_args["num_workers"] = kwargs.get("num_workers", 4)
@@ -244,6 +245,8 @@
self.total_size = len(self.dataset)
# self.num_samples = int(math.ceil(self.total_size / self.num_replicas))
self.epoch = 0
+ self.max_token_length = kwargs.get("max_token_length", 2048)
+ self.length_scale_source = kwargs.get("length_scale_source", 1.0)
def __iter__(self):
if self.shuffle:
@@ -262,6 +265,8 @@
for idx in indices:
sample_length = self.dataset.get_source_len(idx)
+ if sample_length > self.max_token_length:
+ continue
potential_batch_length = (max_len_in_batch if sample_length < max_len_in_batch else sample_length) * (
len(batch) + 1)
@@ -269,12 +274,12 @@
batch.append(idx)
if sample_length > max_len_in_batch:
max_len_in_batch = sample_length
- current_batch_length = max_len_in_batch * len(batch)
+ # current_batch_length = max_len_in_batch * len(batch)
else:
batches.append(batch)
batch = [idx]
max_len_in_batch = sample_length
- current_batch_length = max_len_in_batch
+ # current_batch_length = max_len_in_batch
# Add the last batch if it's not empty and we're not dropping it
if batch and (not self.drop_last or len(batch) * max_len_in_batch == self.batch_size):
@@ -293,8 +298,10 @@
class CustomDistributedBufferDynamicBatchSampler(DistributedSampler):
def __init__(self, dataset,
batch_size,
+ batch_type="token",
num_replicas=None,
rank=None,
+ rank_split=False,
shuffle=True,
drop_last=False,
is_training: bool = True,
@@ -308,53 +315,78 @@
except:
rank = 0
num_replicas = 1
+
+ # if rank_split:
+ # logging.info(f"Warning, rank_split: {rank_split}, batch and shuffle data in local rank")
+ # rank = 0
+ # num_replicas = 1
+
self.rank = rank
self.num_replicas = num_replicas
self.dataset = dataset
self.batch_size = batch_size
+ self.batch_type = batch_type
self.is_training = is_training
self.shuffle = shuffle and is_training
self.drop_last = drop_last
self.total_size = len(self.dataset)
- # self.num_samples = int(math.ceil(self.total_size / self.num_replicas))
+ self.num_samples = int(math.ceil(self.total_size / self.num_replicas))
self.epoch = 0
- self.sort_size = sort_size
-
+ self.sort_size = sort_size * num_replicas
+ self.max_token_length = kwargs.get("max_token_length", 2048)
+ self.length_scale_source = kwargs.get("length_scale_source", 1.0)
+ super().__init__(dataset, num_replicas=num_replicas, rank=rank,
+ shuffle=shuffle, drop_last=drop_last)
+
def __iter__(self):
if self.shuffle:
g = torch.Generator()
g.manual_seed(self.epoch)
- indices = torch.randperm(self.total_size, generator=g).tolist()
+ random.seed(self.epoch)
+
+ indices = torch.randperm(len(self.dataset), generator=g).tolist()
else:
- indices = list(range(self.total_size))
-
- # Distribute indices among replicas
- indices = indices[self.rank:self.total_size:self.num_replicas]
+ indices = list(range(len(self.dataset)))
- # Sort indices into buffers
- sorted_buffers = [sorted(indices[i:i + self.sort_size], key=lambda idx: self.dataset.get_source_len(idx)) for i in range(0, len(indices), self.sort_size)]
-
- batches = []
- for buffer in sorted_buffers:
+ # Create sorted buffers and form batches
+ buffer_batches = []
+ for i in range(0, len(indices), self.sort_size):
+ buffer = sorted(indices[i:i + self.sort_size], key=lambda idx: self.dataset.get_source_len(idx))
batch = []
max_len_in_batch = 0
for idx in buffer:
- sample_length = self.dataset.get_source_len(idx)
+ original_sample_length = self.dataset.get_source_len(idx)
+ if original_sample_length > self.max_token_length:
+ continue
+ sample_length = 1 if self.batch_type == "example" else original_sample_length
potential_batch_length = max(max_len_in_batch, sample_length) * (len(batch) + 1)
if potential_batch_length <= self.batch_size:
batch.append(idx)
max_len_in_batch = max(max_len_in_batch, sample_length)
else:
- batches.append(batch)
+ buffer_batches.append(batch)
batch = [idx]
max_len_in_batch = sample_length
-
- # Add the last batch if it's not empty and we're not dropping it
- if batch and (not self.drop_last or len(batch) * max_len_in_batch == self.batch_size):
- batches.append(batch)
+ if batch:
+ buffer_batches.append(batch)
- return iter(batches)
+ # Ensure each rank gets the same number of batches, duplicate data if needed
+ batches_per_rank = math.ceil(len(buffer_batches) / self.num_replicas)
+ total_batches_needed = batches_per_rank * self.num_replicas
+
+ extra_batches = total_batches_needed - len(buffer_batches)
+ buffer_batches += random.choices(buffer_batches, k=extra_batches)
+
+ # Evenly distribute batches from buffer_batches to each rank
+ rank_batches = [[] for _ in range(self.num_replicas)]
+ for i, batch in enumerate(buffer_batches):
+ rank_batches[i % self.num_replicas].append(batch)
+
+ # Assign all batches for the current rank directly
+ final_batches = rank_batches[self.rank]
+
+ return iter(final_batches)
def __len__(self):
--
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