From 94de39dde2e616a01683c518023d0fab72b4e103 Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期一, 19 二月 2024 22:21:50 +0800
Subject: [PATCH] aishell example
---
funasr/tokenizer/abs_tokenizer.py | 93 +++++++++++++++++++++++++---------------------
1 files changed, 50 insertions(+), 43 deletions(-)
diff --git a/funasr/tokenizer/abs_tokenizer.py b/funasr/tokenizer/abs_tokenizer.py
index ffb6b76..136be13 100644
--- a/funasr/tokenizer/abs_tokenizer.py
+++ b/funasr/tokenizer/abs_tokenizer.py
@@ -1,62 +1,67 @@
-from abc import ABC
-from abc import abstractmethod
-from typing import Iterable
-from typing import List
-from pathlib import Path
-from typing import Dict
-from typing import Iterable
-from typing import List
-from typing import Union
-
+import json
import numpy as np
+from abc import ABC
+from pathlib import Path
+from abc import abstractmethod
+from typing import Union, Iterable, List, Dict
+
class AbsTokenizer(ABC):
@abstractmethod
def text2tokens(self, line: str) -> List[str]:
raise NotImplementedError
-
+
@abstractmethod
def tokens2text(self, tokens: Iterable[str]) -> str:
raise NotImplementedError
class BaseTokenizer(ABC):
- def __init__(self, token_list: Union[Path, str, Iterable[str]],
+ def __init__(self, token_list: Union[Path, str, Iterable[str]] = None,
unk_symbol: str = "<unk>",
**kwargs,
):
- if isinstance(token_list, (Path, str)):
- token_list = Path(token_list)
- self.token_list_repr = str(token_list)
- self.token_list: List[str] = []
+ if token_list is not None:
+ if isinstance(token_list, (Path, str)) and token_list.endswith(".txt"):
+ token_list = Path(token_list)
+ self.token_list_repr = str(token_list)
+ self.token_list: List[str] = []
+
+ with token_list.open("r", encoding="utf-8") as f:
+ for idx, line in enumerate(f):
+ line = line.rstrip()
+ self.token_list.append(line)
+ elif isinstance(token_list, (Path, str)) and token_list.endswith(".json"):
+ token_list = Path(token_list)
+ self.token_list_repr = str(token_list)
+ self.token_list: List[str] = []
+
+ with open(token_list, 'r', encoding='utf-8') as f:
+ self.token_list = json.load(f)
- with token_list.open("r", encoding="utf-8") as f:
- for idx, line in enumerate(f):
- line = line.rstrip()
- self.token_list.append(line)
-
- else:
- self.token_list: List[str] = list(token_list)
- self.token_list_repr = ""
+
+ else:
+ self.token_list: List[str] = list(token_list)
+ self.token_list_repr = ""
+ for i, t in enumerate(self.token_list):
+ if i == 3:
+ break
+ self.token_list_repr += f"{t}, "
+ self.token_list_repr += f"... (NVocab={(len(self.token_list))})"
+
+ self.token2id: Dict[str, int] = {}
for i, t in enumerate(self.token_list):
- if i == 3:
- break
- self.token_list_repr += f"{t}, "
- self.token_list_repr += f"... (NVocab={(len(self.token_list))})"
-
- self.token2id: Dict[str, int] = {}
- for i, t in enumerate(self.token_list):
- if t in self.token2id:
- raise RuntimeError(f'Symbol "{t}" is duplicated')
- self.token2id[t] = i
-
- self.unk_symbol = unk_symbol
- if self.unk_symbol not in self.token2id:
- raise RuntimeError(
- f"Unknown symbol '{unk_symbol}' doesn't exist in the token_list"
- )
- self.unk_id = self.token2id[self.unk_symbol]
+ if t in self.token2id:
+ raise RuntimeError(f'Symbol "{t}" is duplicated')
+ self.token2id[t] = i
+
+ self.unk_symbol = unk_symbol
+ if self.unk_symbol not in self.token2id:
+ raise RuntimeError(
+ f"Unknown symbol '{unk_symbol}' doesn't exist in the token_list"
+ )
+ self.unk_id = self.token2id[self.unk_symbol]
def encode(self, text):
tokens = self.text2tokens(text)
@@ -65,7 +70,9 @@
return text_ints
def decode(self, text_ints):
- return self.ids2tokens(text_ints)
+ token = self.ids2tokens(text_ints)
+ text = self.tokens2text(token)
+ return text
def get_num_vocabulary_size(self) -> int:
return len(self.token_list)
@@ -84,4 +91,4 @@
@abstractmethod
def tokens2text(self, tokens: Iterable[str]) -> str:
- raise NotImplementedError
+ raise NotImplementedError
\ No newline at end of file
--
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