import os
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import json
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import torch
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import logging
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import librosa
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import random
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import torch.distributed as dist
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from funasr.register import tables
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@tables.register("index_ds_classes", "OpenAIIndexDSJsonl")
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class OpenAIIndexDSJsonl(torch.utils.data.Dataset): # torch.utils.data.Dataset
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def __init__(self, path: str, **kwargs):
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super().__init__()
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self.max_source_length = kwargs.get("max_source_length", 3000)
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self.min_source_length = kwargs.get("min_source_length", 0)
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self.max_target_length = kwargs.get("max_target_length", 2048)
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self.min_target_length = kwargs.get("min_target_length", 0)
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self.max_token_length = kwargs.get("max_token_length", 2200)
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is_training = kwargs.get("is_training", True)
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if not (path.endswith(".jsonl") or path.endswith(".json")):
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# jsonl list file
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data_split_num = kwargs.get("data_split_num", 1)
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data_split_i = kwargs.get("data_split_i", 0)
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if not is_training:
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data_split_num = 1
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data_split_i = 0
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with open(path, encoding="utf-8") as fin:
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file_list_all = fin.readlines()
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num_per_slice = (len(file_list_all) - 1) // data_split_num + 1 # 16
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file_list = file_list_all[
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data_split_i * num_per_slice : (data_split_i + 1) * num_per_slice
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]
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logging.info(
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f"is_training: {is_training}, data_split_num: {data_split_num}, data_split_i: {data_split_i}, \nfile_list: {file_list}, \nfile_list_all: {file_list_all}"
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)
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else:
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file_list = [path]
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contents = []
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for file_json in file_list:
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with open(file_json.strip(), encoding="utf-8") as fin:
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for line in fin:
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data_dict = json.loads(line.strip())
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data = data_dict["messages"]
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speech_length = data_dict.get("speech_length", -1) // 8
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text_length = data_dict.get("text_length", 0)
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if speech_length > self.max_source_length:
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logging.info(
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"speech_length: {speech_length} > {self.max_source_length}, drop it"
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)
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continue
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if text_length > self.max_target_length:
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continue
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self.max_target_length = kwargs.get("max_target_length", 2048)
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system, user, assistant = [], [], []
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for i, item in enumerate(data):
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role = item["role"]
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content = item["content"]
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if role == "system":
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system.append(content)
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elif role == "user":
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user.append(content)
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elif role == "assistant":
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assistant.append(content)
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system = system * len(user)
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contents_i = {
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"system": system,
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"user": user,
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"assistant": assistant,
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"source_len": speech_length + text_length,
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}
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contents.append(contents_i)
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self.contents = contents
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logging.info("total_num of samplers: {}, {}".format(len(self.contents), path))
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def __len__(self):
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return len(self.contents)
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def __getitem__(self, index):
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data = self.contents[index]
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return data
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def get_source_len(self, data_dict):
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source_len = data_dict.get("source_len", -1)
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if source_len < 0:
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source_len = len(data_dict["system"]) + len(data_dict["user"])
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return source_len
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def get_target_len(self, data_dict):
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return 0
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if __name__ == "__main__":
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index_ds = OpenAIIndexDSJsonl(
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path="/Users/zhifu/funasr1.0/test_local/data_tmp/tmp_wav_10.jsonl"
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)
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print(index_ds.contents)
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pass
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