From d92cd5ae037ae85ab9730499d99e5c1bd475eed2 Mon Sep 17 00:00:00 2001
From: zhifu gao <zhifu.gzf@alibaba-inc.com>
Date: 星期二, 06 二月 2024 21:22:21 +0800
Subject: [PATCH] Funasr1.0 (#1362)
---
funasr/datasets/audio_datasets/samplers.py | 193 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 193 insertions(+), 0 deletions(-)
diff --git a/funasr/datasets/audio_datasets/samplers.py b/funasr/datasets/audio_datasets/samplers.py
index 535df5d..914e776 100644
--- a/funasr/datasets/audio_datasets/samplers.py
+++ b/funasr/datasets/audio_datasets/samplers.py
@@ -1,5 +1,7 @@
import torch
import numpy as np
+import logging
+import torch.distributed as dist
from funasr.register import tables
@@ -82,3 +84,194 @@
max_token = sample_len_cur_raw
num_sample = 1
+
+@tables.register("batch_sampler_classes", "BatchSampler")
+@tables.register("batch_sampler_classes", "RankFullLocalShuffleBatchSampler")
+class RankFullLocalShuffleBatchSampler(torch.utils.data.BatchSampler):
+
+ def __init__(self, dataset,
+ batch_type: str = "example",
+ batch_size: int = 100,
+ buffer_size: int = 30,
+ drop_last: bool = True,
+ shuffle: bool = True,
+ is_training: bool = True,
+ **kwargs):
+
+ self.drop_last = drop_last
+ self.pre_idx = -1
+ self.dataset = dataset
+ self.total_samples = len(dataset)
+ self.batch_type = batch_type
+ self.batch_size = int(batch_size)
+ self.buffer_size = buffer_size
+ self.max_token_length = kwargs.get("max_token_length", 1500)
+ self.shuffle_idx = np.arange(self.total_samples)
+ self.shuffle = shuffle and is_training
+ self.length_scale_source = kwargs.get("length_scale_source", 1.0)
+
+ try:
+ rank = dist.get_rank()
+ world_size = dist.get_world_size()
+ except:
+ rank = 0
+ world_size = 1
+ self.rank = rank
+ self.world_size = world_size
+
+ def __len__(self):
+ return (self.total_samples - 1) // (self.batch_size * self.world_size) + 1
+
+ def set_epoch(self, epoch):
+ np.random.seed(epoch)
+
+ def __iter__(self):
+
+ batch_size_total = self.batch_size * self.world_size
+
+ if self.shuffle:
+ np.random.shuffle(self.shuffle_idx)
+
+ batch = []
+ max_token = 0
+ num_sample = 0
+
+ iter_num = (self.total_samples - 1) // self.buffer_size + 1
+ # print("iter_num: ", iter_num)
+ for iter in range(self.pre_idx + 1, iter_num):
+ # if iter == iter_num -1 and self.drop_last:
+ # continue
+ datalen_with_index = []
+ for i in range(self.buffer_size):
+ idx = iter * self.buffer_size + i
+ if idx >= self.total_samples:
+ continue
+
+ idx_map = self.shuffle_idx[idx]
+ # prompt = self.dataset.indexed_dataset[idx_map]["prompt"]
+
+ source_len = self.dataset.get_source_len(idx_map) / self.length_scale_source
+ target_len = self.dataset.get_target_len(idx_map) if self.batch_type == 'length' else 0.0
+ sample_len_cur = source_len + target_len
+
+ datalen_with_index.append([idx, sample_len_cur])
+
+ datalen_with_index_sort = sorted(datalen_with_index, key=lambda x: x[1])
+ for item in datalen_with_index_sort:
+ idx, sample_len_cur_raw = item
+ if sample_len_cur_raw > self.max_token_length:
+ continue
+
+ max_token_cur = max(max_token, sample_len_cur_raw)
+ max_token_padding = 1 + num_sample
+ # if self.batch_type != 'example':
+ # max_token_padding *= max_token_cur
+ if max_token_padding <= batch_size_total:
+ batch.append(idx)
+ max_token = max_token_cur
+ num_sample += 1
+ else:
+ batch_rank = batch[self.rank*self.batch_size: (self.rank+1)*self.batch_size]
+ yield batch_rank
+ batch = [idx]
+ max_token = sample_len_cur_raw
+ num_sample = 1
+
+
+@tables.register("batch_sampler_classes", "RankFullLocalShuffleDynamicBatchSampler")
+class RankFullLocalShuffleDynamicBatchSampler(torch.utils.data.BatchSampler):
+
+ def __init__(self, dataset,
+ batch_type: str = "example",
+ batch_size: int = 100,
+ buffer_size: int = 30,
+ drop_last: bool = True,
+ shuffle: bool = True,
+ is_training: bool = True,
+ **kwargs):
+
+ self.drop_last = drop_last
+ self.pre_idx = -1
+ self.dataset = dataset
+ self.total_samples = len(dataset)
+ self.batch_type = batch_type
+ self.batch_size = int(batch_size)
+ self.buffer_size = buffer_size
+ self.max_token_length = kwargs.get("max_token_length", 1500)
+ self.shuffle_idx = np.arange(self.total_samples)
+ self.shuffle = shuffle and is_training
+ self.length_scale_source = kwargs.get("length_scale_source", 1.0)
+
+ try:
+ rank = dist.get_rank()
+ world_size = dist.get_world_size()
+ except:
+ rank = 0
+ world_size = 1
+ self.rank = rank
+ self.world_size = world_size
+
+ def __len__(self):
+ return (self.total_samples - 1) // (self.batch_size * self.world_size) + 1
+
+ def set_epoch(self, epoch):
+ np.random.seed(epoch)
+
+ def __iter__(self):
+
+ batch_size_total = self.batch_size * self.world_size
+ if self.shuffle:
+ np.random.shuffle(self.shuffle_idx)
+
+ batch_list_all_rank = []
+ batch_list_cur = []
+ max_token = 0
+ num_sample = 0
+
+ iter_num = (self.total_samples - 1) // self.buffer_size + 1
+ # print("iter_num: ", iter_num)
+ for iter in range(self.pre_idx + 1, iter_num):
+ # if iter == iter_num - 1 and self.drop_last:
+ # continue
+ datalen_with_index = []
+ for i in range(self.buffer_size):
+ idx = iter * self.buffer_size + i
+ if idx >= self.total_samples:
+ continue
+
+ idx_map = self.shuffle_idx[idx]
+ # prompt = self.dataset.indexed_dataset[idx_map]["prompt"]
+
+ source_len = self.dataset.get_source_len(idx_map) / self.length_scale_source
+ target_len = self.dataset.get_target_len(idx_map) if self.batch_type == 'length' else 0.0
+ sample_len_cur = source_len + target_len
+
+ datalen_with_index.append([idx, sample_len_cur])
+
+ datalen_with_index_sort = sorted(datalen_with_index, key=lambda x: x[1])
+ for ii, item in enumerate(datalen_with_index_sort):
+ is_last_batch = iter == iter_num - 1 and ii == len(datalen_with_index_sort)
+ idx, sample_len_cur_raw = item
+ if sample_len_cur_raw > self.max_token_length:
+ continue
+
+ max_token_cur = max(max_token, sample_len_cur_raw)
+ max_token_padding = 1 + num_sample
+
+ if self.batch_type != 'example':
+ max_token_padding *= max_token_cur
+ if len(batch_list_all_rank) < self.world_size:
+
+ if max_token_padding <= self.batch_size:
+ batch_list_cur.append(idx)
+ max_token = max_token_cur
+ num_sample += 1
+ else:
+ batch_list_all_rank.append(batch_list_cur)
+ batch_list_cur = []
+ else:
+ batch_rank = batch_list_all_rank[self.rank]
+ yield batch_rank
+ batch_list_all_rank = [idx]
+ max_token = sample_len_cur_raw
+ num_sample = 1
--
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