From 4ace5a95b052d338947fc88809a440ccd55cf6b4 Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期四, 16 十一月 2023 16:39:52 +0800
Subject: [PATCH] funasr pages

---
 funasr/datasets/preprocessor.py |   98 ++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 80 insertions(+), 18 deletions(-)

diff --git a/funasr/datasets/preprocessor.py b/funasr/datasets/preprocessor.py
index afeff4e..9b5c4e7 100644
--- a/funasr/datasets/preprocessor.py
+++ b/funasr/datasets/preprocessor.py
@@ -11,8 +11,7 @@
 import numpy as np
 import scipy.signal
 import soundfile
-from typeguard import check_argument_types
-from typeguard import check_return_type
+import jieba
 
 from funasr.text.build_tokenizer import build_tokenizer
 from funasr.text.cleaner import TextCleaner
@@ -44,14 +43,22 @@
         i += len(longest_word)
     return word_list
 
-
 def seg_tokenize(txt, seg_dict):
+    pattern = re.compile(r'^[\u4E00-\u9FA50-9]+$')
     out_txt = ""
     for word in txt:
+        word = word.lower()
         if word in seg_dict:
             out_txt += seg_dict[word] + " "
         else:
-            out_txt += "<unk>" + " "
+            if pattern.match(word):
+                for char in word:
+                    if char in seg_dict:
+                        out_txt += seg_dict[char] + " "
+                    else:
+                        out_txt += "<unk>" + " "
+            else:
+                out_txt += "<unk>" + " "
     return out_txt.strip().split()
 
 def seg_tokenize_wo_pattern(txt, seg_dict):
@@ -194,7 +201,7 @@
         self.seg_dict = None
         if seg_dict_file is not None:
             self.seg_dict = {}
-            with open(seg_dict_file) as f:
+            with open(seg_dict_file, "r", encoding="utf8") as f:
                 lines = f.readlines()
             for line in lines:
                 s = line.strip().split()
@@ -260,7 +267,6 @@
     def _speech_process(
             self, data: Dict[str, Union[str, np.ndarray]]
     ) -> Dict[str, Union[str, np.ndarray]]:
-        assert check_argument_types()
         if self.speech_name in data:
             if self.train and (self.rirs is not None or self.noises is not None):
                 speech = data[self.speech_name]
@@ -347,7 +353,6 @@
                 speech = data[self.speech_name]
                 ma = np.max(np.abs(speech))
                 data[self.speech_name] = speech * self.speech_volume_normalize / ma
-        assert check_return_type(data)
         return data
 
     def _text_process(
@@ -359,19 +364,16 @@
             if self.split_with_space:
                 tokens = text.strip().split(" ")
                 if self.seg_dict is not None:
-                    tokens = forward_segment("".join(tokens), self.seg_dict)
                     tokens = seg_tokenize(tokens, self.seg_dict)
             else:
                 tokens = self.tokenizer.text2tokens(text)
             text_ints = self.token_id_converter.tokens2ids(tokens)
             data[self.text_name] = np.array(text_ints, dtype=np.int64)
-        assert check_return_type(data)
         return data
 
     def __call__(
             self, uid: str, data: Dict[str, Union[str, np.ndarray]]
     ) -> Dict[str, np.ndarray]:
-        assert check_argument_types()
 
         data = self._speech_process(data)
         data = self._text_process(data)
@@ -438,7 +440,6 @@
                 tokens = self.tokenizer.text2tokens(text)
             text_ints = self.token_id_converter.tokens2ids(tokens)
             data[self.text_name] = np.array(text_ints, dtype=np.int64)
-        assert check_return_type(data)
         return data
 
 
@@ -495,13 +496,11 @@
                 tokens = self.tokenizer.text2tokens(text)
                 text_ints = self.token_id_converter.tokens2ids(tokens)
                 data[text_n] = np.array(text_ints, dtype=np.int64)
-        assert check_return_type(data)
         return data
 
     def __call__(
             self, uid: str, data: Dict[str, Union[str, np.ndarray]]
     ) -> Dict[str, np.ndarray]:
-        assert check_argument_types()
 
         if self.speech_name in data:
             # Nothing now: candidates:
@@ -605,7 +604,6 @@
                 tokens = self.tokenizer[i].text2tokens(text)
                 text_ints = self.token_id_converter[i].tokens2ids(tokens)
                 data[text_name] = np.array(text_ints, dtype=np.int64)
-        assert check_return_type(data)
         return data
 
 class CodeMixTokenizerCommonPreprocessor(CommonPreprocessor):
@@ -631,6 +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__(
@@ -658,6 +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):
@@ -680,13 +682,73 @@
                 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]]:
-        assert check_argument_types()
         # Split words.
         if isinstance(data[self.text_name], str):
-            split_text = self.split_words(data[self.text_name])
+            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]
         data[self.text_name] = " ".join(split_text)
@@ -800,7 +862,7 @@
                     data[self.vad_name] = np.array([vad], dtype=np.int64)
                 text_ints = self.token_id_converter[i].tokens2ids(tokens)
                 data[text_name] = np.array(text_ints, dtype=np.int64)
-
+        return data
 
 def split_to_mini_sentence(words: list, word_limit: int = 20):
     assert word_limit > 1
@@ -813,4 +875,4 @@
         sentences.append(words[i * word_limit:(i + 1) * word_limit])
     if length % word_limit > 0:
         sentences.append(words[sentence_len * word_limit:])
-    return sentences
\ No newline at end of file
+    return sentences

--
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