From 4e37a5fda20f0878b593b8ba2b9ea46db63743b5 Mon Sep 17 00:00:00 2001
From: 嘉渊 <wangjiaming.wjm@alibaba-inc.com>
Date: 星期四, 11 五月 2023 14:16:28 +0800
Subject: [PATCH] update repo
---
funasr/datasets/large_datasets/utils/tokenize.py | 62 +++++++++++++++++++++++++++++-
1 files changed, 59 insertions(+), 3 deletions(-)
diff --git a/funasr/datasets/large_datasets/utils/tokenize.py b/funasr/datasets/large_datasets/utils/tokenize.py
index 937e144..d8ceff2 100644
--- a/funasr/datasets/large_datasets/utils/tokenize.py
+++ b/funasr/datasets/large_datasets/utils/tokenize.py
@@ -1,17 +1,73 @@
#!/usr/bin/env python
+import re
import numpy as np
+def forward_segment(text, seg_dict):
+ word_list = []
+ i = 0
+ while i < len(text):
+ longest_word = text[i]
+ for j in range(i + 1, len(text) + 1):
+ word = text[i:j]
+ if word in seg_dict:
+ if len(word) > len(longest_word):
+ longest_word = word
+ word_list.append(longest_word)
+ i += len(longest_word)
+ return word_list
+
+def seg_tokenize(txt, seg_dict):
+ out_txt = ""
+ for word in txt:
+ if word in seg_dict:
+ out_txt += seg_dict[word] + " "
+ else:
+ out_txt += "<unk>" + " "
+ return out_txt.strip().split()
+
def tokenize(data,
- vocab=None):
+ vocab=None,
+ seg_dict=None,
+ punc_dict=None,
+ bpe_tokenizer=None):
assert "text" in data
assert isinstance(vocab, dict)
text = data["text"]
token = []
- for x in text:
- if x in vocab:
+ vad = -2
+
+ if bpe_tokenizer is not None:
+ text = bpe_tokenizer.text2tokens("".join(text))
+
+ if seg_dict is not None:
+ assert isinstance(seg_dict, dict)
+ txt = forward_segment("".join(text).lower(), seg_dict)
+ text = seg_tokenize(txt, seg_dict)
+
+ length = len(text)
+ for i in range(length):
+ x = text[i]
+ if i == length-1 and "punc" in data and text[i].startswith("vad:"):
+ vad = x[-1][4:]
+ if len(vad) == 0:
+ vad = -1
+ else:
+ vad = int(vad)
+ elif x in vocab:
token.append(vocab[x])
else:
token.append(vocab['<unk>'])
+ if "punc" in data and punc_dict is not None:
+ punc_token = []
+ for punc in data["punc"]:
+ if punc in punc_dict:
+ punc_token.append(punc_dict[punc])
+ else:
+ punc_token.append(punc_dict["_"])
+ data["punc"] = np.array(punc_token)
+
data["text"] = np.array(token)
+ if vad is not -2:
+ data["vad_indexes"]=np.array([vad], dtype=np.int64)
return data
--
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