mengzhe.cmz
2023-07-18 b6b63936c7f4320b30b5f907514f6e8d39ed7239
funasr/datasets/preprocessor.py
@@ -11,6 +11,7 @@
import numpy as np
import scipy.signal
import soundfile
import jieba
from funasr.text.build_tokenizer import build_tokenizer
from funasr.text.cleaner import TextCleaner
@@ -628,6 +629,7 @@
            text_name: str = "text",
            split_text_name: str = "split_text",
            split_with_space: bool = False,
            seg_jieba: bool = False,
            seg_dict_file: str = None,
    ):
        super().__init__(
@@ -655,6 +657,9 @@
        )
        # The data field name for split text.
        self.split_text_name = split_text_name
        self.seg_jieba = seg_jieba
        if self.seg_jieba:
            jieba.load_userdict(seg_dict_file)
    @classmethod
    def split_words(cls, text: str):
@@ -677,11 +682,72 @@
                words.append(current_word)
        return words
    @classmethod
    def isEnglish(cls, text:str):
        if re.search('^[a-zA-Z\']+$', text):
            return True
        else:
            return False
    @classmethod
    def join_chinese_and_english(cls, input_list):
        line = ''
        for token in input_list:
            if cls.isEnglish(token):
                line = line + ' ' + token
            else:
                line = line + token
        line = line.strip()
        return line
    @classmethod
    def split_words_jieba(cls, text: str):
        input_list = text.split()
        token_list_all = []
        langauge_list = []
        token_list_tmp = []
        language_flag = None
        for token in input_list:
            if cls.isEnglish(token) and language_flag == 'Chinese':
                token_list_all.append(token_list_tmp)
                langauge_list.append('Chinese')
                token_list_tmp = []
            elif not cls.isEnglish(token) and language_flag == 'English':
                token_list_all.append(token_list_tmp)
                langauge_list.append('English')
                token_list_tmp = []
            token_list_tmp.append(token)
            if cls.isEnglish(token):
                language_flag = 'English'
            else:
                language_flag = 'Chinese'
        if token_list_tmp:
            token_list_all.append(token_list_tmp)
            langauge_list.append(language_flag)
        result_list = []
        for token_list_tmp, language_flag in zip(token_list_all, langauge_list):
            if language_flag == 'English':
                result_list.extend(token_list_tmp)
            else:
                seg_list = jieba.cut(cls.join_chinese_and_english(token_list_tmp), HMM=False)
                result_list.extend(seg_list)
        return result_list
    def __call__(
            self, uid: str, data: Dict[str, Union[list, str, np.ndarray]]
    ) -> Dict[str, Union[list, np.ndarray]]:
        # Split words.
        if isinstance(data[self.text_name], str):
            if self.seg_jieba:
  #              jieba.load_userdict(seg_dict_file)
                split_text = self.split_words_jieba(data[self.text_name])
            else:
            split_text = self.split_words(data[self.text_name])
        else:
            split_text = data[self.text_name]
@@ -782,7 +848,6 @@
    ) -> Dict[str, np.ndarray]:
        for i in range(self.num_tokenizer):
            text_name = self.text_name[i]
            #import pdb; pdb.set_trace()
            if text_name in data and self.tokenizer[i] is not None:
                text = data[text_name]
                text = self.text_cleaner(text)