format

.flake8

@@ -12,6 +12,8 @@ exclude =
     .git,
     # python cache
     __pycache__,
+    # third party
+    utils/compute-wer.py,
     third_party/,
 # Provide a comma-separate list of glob patterns to include for checks.
 filename =

paddlespeech/cli/asr/infer.py

@@ -40,6 +40,7 @@ from paddlespeech.s2t.utils.utility import UpdateConfig
 
 __all__ = ['ASRExecutor']
 
+
 @cli_register(
     name='paddlespeech.asr', description='Speech to text infer command.')
 class ASRExecutor(BaseExecutor):
@@ -278,7 +279,8 @@ class ASRExecutor(BaseExecutor):
             self._outputs["result"] = result_transcripts[0]
 
         elif "conformer" in model_type or "transformer" in model_type:
-            logger.info(f"we will use the transformer like model : {model_type}")
+            logger.info(
+                f"we will use the transformer like model : {model_type}")
             try:
                 result_transcripts = self.model.decode(
                     audio,

paddlespeech/server/bin/paddlespeech_client.py

@@ -305,6 +305,7 @@ class ASRClientExecutor(BaseExecutor):
 
         return res['asr_results']
 
+
 @cli_client_register(
     name='paddlespeech_client.cls', description='visit cls service')
 class CLSClientExecutor(BaseExecutor):

paddlespeech/server/engine/asr/online/ctc_search.py

@@ -12,7 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 from collections import defaultdict
+
 import paddle
+
 from paddlespeech.cli.log import logger
 from paddlespeech.s2t.utils.utility import log_add
 

paddlespeech/server/tests/asr/online/websocket_client.py

@@ -36,7 +36,7 @@ class ASRAudioHandler:
         x_len = len(samples)
 
         chunk_size = 85 * 16  #80ms, sample_rate = 16kHz
-        if x_len % chunk_size!= 0:
+        if x_len % chunk_size != 0:
             padding_len_x = chunk_size - x_len % chunk_size
         else:
             padding_len_x = 0

paddlespeech/vector/cluster/diarization.py

@@ -20,11 +20,11 @@ A few sklearn functions are modified in this script as per requirement.
 import argparse
 import copy
 import warnings
-from distutils.util import strtobool
 
 import numpy as np
 import scipy
 import sklearn
+from distutils.util import strtobool
 from scipy import linalg
 from scipy import sparse
 from scipy.sparse.csgraph import connected_components

speechx/examples/ngram/zh/local/text_to_lexicon.py

@@ -2,6 +2,7 @@
 import argparse
 from collections import Counter
 
+
 def main(args):
     counter = Counter()
     with open(args.text, 'r') as fin, open(args.lexicon, 'w') as fout:
@@ -20,21 +21,16 @@ def main(args):
             fout.write(f"{word}\t{val}\n")
             fout.flush()
 
+
 if __name__ == '__main__':
     parser = argparse.ArgumentParser(
         description='text(line:utt1 中国 人) to lexicon（line:中国 中 国).')
     parser.add_argument(
-        '--has_key',
-        default=True,
-        help='text path, with utt or not')
+        '--has_key', default=True, help='text path, with utt or not')
     parser.add_argument(
-        '--text',
-        required=True,
-        help='text path. line: utt1 中国 人 or 中国 人')
+        '--text', required=True, help='text path. line: utt1 中国 人 or 中国 人')
     parser.add_argument(
-        '--lexicon',
-        required=True,
-        help='lexicon path. line:中国 中 国')
+        '--lexicon', required=True, help='lexicon path. line:中国 中 国')
     args = parser.parse_args()
     print(args)
 

speechx/examples/text_lm/local/mmseg.py

@@ -1,15 +1,16 @@
 #!/usr/bin/env python3
-
 # modify from https://sites.google.com/site/homepageoffuyanwei/Home/remarksandexcellentdiscussion/page-2
 
+
 class Word:
-    def __init__(self,text = '',freq = 0):  
+    def __init__(self, text='', freq=0):
         self.text = text
         self.freq = freq
         self.length = len(text)
 
+
 class Chunk:
-    def __init__(self,w1,w2 = None,w3 = None):  
+    def __init__(self, w1, w2=None, w3=None):
         self.words = []
         self.words.append(w1)
         if w2:
@@ -44,8 +45,8 @@ class Chunk:
             sum += word.freq
         return sum
 
-class ComplexCompare:  
 
+class ComplexCompare:
     def takeHightest(self, chunks, comparator):
         i = 1
         for j in range(1, len(chunks)):
@@ -59,23 +60,27 @@ class ComplexCompare:
 
     #以下四个函数是mmseg算法的四种过滤原则，核心算法  
     def mmFilter(self, chunks):
-        def comparator(a,b):  
+        def comparator(a, b):
             return a.totalWordLength() - b.totalWordLength()
+
         return self.takeHightest(chunks, comparator)
 
-    def lawlFilter(self,chunks):  
-        def comparator(a,b):  
+    def lawlFilter(self, chunks):
+        def comparator(a, b):
             return a.averageWordLength() - b.averageWordLength()
-        return self.takeHightest(chunks,comparator)  
 
-    def svmlFilter(self,chunks):  
-        def comparator(a,b):  
+        return self.takeHightest(chunks, comparator)
+
+    def svmlFilter(self, chunks):
+        def comparator(a, b):
             return b.standardDeviation() - a.standardDeviation()
+
         return self.takeHightest(chunks, comparator)
 
-    def logFreqFilter(self,chunks):  
-        def comparator(a,b):  
+    def logFreqFilter(self, chunks):
+        def comparator(a, b):
             return a.wordFrequency() - b.wordFrequency()
+
         return self.takeHightest(chunks, comparator)
 
 
@@ -83,6 +88,7 @@ class ComplexCompare:
 dictWord = {}
 maxWordLength = 0
 
+
 def loadDictChars(filepath):
     global maxWordLength
     fsock = open(filepath)
@@ -90,18 +96,22 @@ def loadDictChars(filepath):
         freq, word = line.split()
         word = word.strip()
         dictWord[word] = (len(word), int(freq))
-        maxWordLength = len(word) if maxWordLength < len(word) else maxWordLength  
+        maxWordLength = len(word) if maxWordLength < len(
+            word) else maxWordLength
     fsock.close()
 
+
 def loadDictWords(filepath):
     global maxWordLength
     fsock = open(filepath)
     for line in fsock.readlines():
         word = line.strip()
         dictWord[word] = (len(word), 0)
-        maxWordLength = len(word) if maxWordLength < len(word) else maxWordLength
+        maxWordLength = len(word) if maxWordLength < len(
+            word) else maxWordLength
     fsock.close()
 
+
 #判断该词word是否在字典dictWord中      
 def getDictWord(word):
     result = dictWord.get(word)
@@ -109,14 +119,15 @@ def getDictWord(word):
         return Word(word, result[1])
     return None
 
+
 #开始加载字典  
 def run():
     from os.path import join, dirname
     loadDictChars(join(dirname(__file__), 'data', 'chars.dic'))
     loadDictWords(join(dirname(__file__), 'data', 'words.dic'))
 
-class Analysis:  
 
+class Analysis:
     def __init__(self, text):
         self.text = text
         self.cacheSize = 3
@@ -134,11 +145,10 @@ class Analysis:
         if not dictWord:
             run()
 
-
     def __iter__(self):
         while True:
             token = self.getNextToken()
-            if token == None:  
+            if token is None:
                 raise StopIteration
             yield token
 
@@ -146,7 +156,7 @@ class Analysis:
         return self.text[self.pos]
 
     #判断该字符是否是中文字符（不包括中文标点）    
-    def isChineseChar(self,charater):  
+    def isChineseChar(self, charater):
         return 0x4e00 <= ord(charater) < 0x9fa6
 
     #判断是否是ASCII码  
@@ -163,8 +173,8 @@ class Analysis:
         while self.pos < self.textLength:
             if self.isChineseChar(self.getNextChar()):
                 token = self.getChineseWords()
-            else :  
-                token = self.getASCIIWords()+'/'  
+            else:
+                token = self.getASCIIWords() + '/'
             if len(token) > 0:
                 return token
         return None
@@ -211,7 +221,7 @@ class Analysis:
             chunks = self.complexCompare.svmlFilter(chunks)
         if len(chunks) > 1:
             chunks = self.complexCompare.logFreqFilter(chunks)
-        if len(chunks) == 0 :  
+        if len(chunks) == 0:
             return ''
 
         #最后只有一种切割方法  
@@ -242,13 +252,13 @@ class Analysis:
                         for word3 in words3:
                             # print(word3.length, word3.text)
                             if word3.length == -1:
-                                chunk = Chunk(word1,word2)  
+                                chunk = Chunk(word1, word2)
                                 # print("Ture")
-                            else :  
-                                chunk = Chunk(word1,word2,word3)  
+                            else:
+                                chunk = Chunk(word1, word2, word3)
                             chunks.append(chunk)
                     elif self.pos == self.textLength:
-                        chunks.append(Chunk(word1,word2))  
+                        chunks.append(Chunk(word1, word2))
                     self.pos -= len(word2.text)
             elif self.pos == self.textLength:
                 chunks.append(Chunk(word1))
@@ -268,7 +278,7 @@ class Analysis:
         words = []
         index = 0
         while self.pos < self.textLength:
-            if index >= maxWordLength :  
+            if index >= maxWordLength:
                 break
             if not self.isChineseChar(self.getNextChar()):
                 break
@@ -288,18 +298,18 @@ class Analysis:
             word.text = 'X'
             words.append(word)
 
-        self.cache[self.cacheIndex] = (self.pos,words)  
+        self.cache[self.cacheIndex] = (self.pos, words)
         self.cacheIndex += 1
         if self.cacheIndex >= self.cacheSize:
             self.cacheIndex = 0
         return words
 
 
-if __name__=="__main__":  
+if __name__ == "__main__":
 
     def cuttest(text):
         #cut =  Analysis(text)  
-        tmp=""
+        tmp = ""
         try:
             for word in iter(Analysis(text)):
                 tmp += word
@@ -375,6 +385,8 @@ if __name__=="__main__":
     cuttest(u"好人使用了它就可以解决一些问题")
     cuttest(u"是因为和国家")
     cuttest(u"老年搜索还支持")
-    cuttest(u"干脆就把那部蒙人的闲法给废了拉倒！RT @laoshipukong : 27日，全国人大常委会第三次审议侵权责任法草案，删除了有关医疗损害责任“举证倒置”的规定。在医患纠纷中本已处于弱势地位的消费者由此将陷入万劫不复的境地。 ")  
+    cuttest(
+        u"干脆就把那部蒙人的闲法给废了拉倒！RT @laoshipukong : 27日，全国人大常委会第三次审议侵权责任法草案，删除了有关医疗损害责任“举证倒置”的规定。在医患纠纷中本已处于弱势地位的消费者由此将陷入万劫不复的境地。 "
+    )
     cuttest("2022年12月30日是星期几？")
     cuttest("二零二二年十二月三十日是星期几？")

utils/DER.py

@@ -26,9 +26,9 @@ import argparse
 import os
 import re
 import subprocess
-from distutils.util import strtobool
 
 import numpy as np
+from distutils.util import strtobool
 
 FILE_IDS = re.compile(r"(?<=Speaker Diarization for).+(?=\*\*\*)")
 SCORED_SPEAKER_TIME = re.compile(r"(?<=SCORED SPEAKER TIME =)[\d.]+")

utils/compute-wer.py

@@ -1,17 +1,20 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 # CopyRight WeNet Apache-2.0 License
-
-import re, sys, unicodedata
 import codecs
+import re
+import sys
+import unicodedata
 
 remove_tag = True
-spacelist= [' ', '\t', '\r', '\n']
-puncts = ['!', ',', '?',
-          '、', '。', '！', '，', '；', '？',
-          '：', '「', '」', '︰',  '『', '』', '《', '》']
+spacelist = [' ', '\t', '\r', '\n']
+puncts = [
+    '!', ',', '?', '、', '。', '！', '，', '；', '？', '：', '「', '」', '︰', '『', '』',
+    '《', '》'
+]
+
 
-def characterize(string) :
+def characterize(string):
     res = []
     i = 0
     while i < len(string):
@@ -31,10 +34,10 @@ def characterize(string) :
             # some input looks like: <unk><noise>, we want to separate it to two words.
             sep = ' '
             if char == '<': sep = '>'
-       j = i+1
+            j = i + 1
             while j < len(string):
                 c = string[j]
-         if ord(c) >= 128 or (c in spacelist) or (c==sep):
+                if ord(c) >= 128 or (c in spacelist) or (c == sep):
                     break
                 j += 1
             if j < len(string) and string[j] == '>':
@@ -43,10 +46,12 @@ def characterize(string) :
             i = j
     return res
 
+
 def stripoff_tags(x):
     if not x: return ''
     chars = []
-  i = 0; T=len(x)
+    i = 0
+    T = len(x)
     while i < T:
         if x[i] == '<':
             while i < T and x[i] != '>':
@@ -78,8 +83,9 @@ def normalize(sentence, ignore_words, cs, split=None):
             new_sentence.append(x)
     return new_sentence
 
-class Calculator :
-  def __init__(self) :
+
+class Calculator:
+    def __init__(self):
         self.data = {}
         self.space = []
         self.cost = {}
@@ -87,66 +93,87 @@ class Calculator :
         self.cost['sub'] = 1
         self.cost['del'] = 1
         self.cost['ins'] = 1
-  def calculate(self, lab, rec) :
+
+    def calculate(self, lab, rec):
         # Initialization
         lab.insert(0, '')
         rec.insert(0, '')
-    while len(self.space) < len(lab) :
+        while len(self.space) < len(lab):
             self.space.append([])
-    for row in self.space :
-      for element in row :
+        for row in self.space:
+            for element in row:
                 element['dist'] = 0
                 element['error'] = 'non'
-      while len(row) < len(rec) :
-        row.append({'dist' : 0, 'error' : 'non'})
-    for i in range(len(lab)) :
+            while len(row) < len(rec):
+                row.append({'dist': 0, 'error': 'non'})
+        for i in range(len(lab)):
             self.space[i][0]['dist'] = i
             self.space[i][0]['error'] = 'del'
-    for j in range(len(rec)) :
+        for j in range(len(rec)):
             self.space[0][j]['dist'] = j
             self.space[0][j]['error'] = 'ins'
         self.space[0][0]['error'] = 'non'
-    for token in lab :
-      if token not in self.data and len(token) > 0 :
-        self.data[token] = {'all' : 0, 'cor' : 0, 'sub' : 0, 'ins' : 0, 'del' : 0}
-    for token in rec :
-      if token not in self.data and len(token) > 0 :
-        self.data[token] = {'all' : 0, 'cor' : 0, 'sub' : 0, 'ins' : 0, 'del' : 0}
+        for token in lab:
+            if token not in self.data and len(token) > 0:
+                self.data[token] = {
+                    'all': 0,
+                    'cor': 0,
+                    'sub': 0,
+                    'ins': 0,
+                    'del': 0
+                }
+        for token in rec:
+            if token not in self.data and len(token) > 0:
+                self.data[token] = {
+                    'all': 0,
+                    'cor': 0,
+                    'sub': 0,
+                    'ins': 0,
+                    'del': 0
+                }
         # Computing edit distance
-    for i, lab_token in enumerate(lab) :
-      for j, rec_token in enumerate(rec) :
-        if i == 0 or j == 0 :
+        for i, lab_token in enumerate(lab):
+            for j, rec_token in enumerate(rec):
+                if i == 0 or j == 0:
                     continue
                 min_dist = sys.maxsize
                 min_error = 'none'
-        dist = self.space[i-1][j]['dist'] + self.cost['del']
+                dist = self.space[i - 1][j]['dist'] + self.cost['del']
                 error = 'del'
-        if dist < min_dist :
+                if dist < min_dist:
                     min_dist = dist
                     min_error = error
-        dist = self.space[i][j-1]['dist'] + self.cost['ins']
+                dist = self.space[i][j - 1]['dist'] + self.cost['ins']
                 error = 'ins'
-        if dist < min_dist :
+                if dist < min_dist:
                     min_dist = dist
                     min_error = error
-        if lab_token == rec_token :
-          dist = self.space[i-1][j-1]['dist'] + self.cost['cor']
+                if lab_token == rec_token:
+                    dist = self.space[i - 1][j - 1]['dist'] + self.cost['cor']
                     error = 'cor'
-        else :
-          dist = self.space[i-1][j-1]['dist'] + self.cost['sub']
+                else:
+                    dist = self.space[i - 1][j - 1]['dist'] + self.cost['sub']
                     error = 'sub'
-        if dist < min_dist :
+                if dist < min_dist:
                     min_dist = dist
                     min_error = error
                 self.space[i][j]['dist'] = min_dist
                 self.space[i][j]['error'] = min_error
         # Tracing back
-    result = {'lab':[], 'rec':[], 'all':0, 'cor':0, 'sub':0, 'ins':0, 'del':0}
+        result = {
+            'lab': [],
+            'rec': [],
+            'all': 0,
+            'cor': 0,
+            'sub': 0,
+            'ins': 0,
+            'del': 0
+        }
         i = len(lab) - 1
         j = len(rec) - 1
-    while True :
-      if self.space[i][j]['error'] == 'cor' : # correct
-        if len(lab[i]) > 0 :
+        while True:
+            if self.space[i][j]['error'] == 'cor':  # correct
+                if len(lab[i]) > 0:
                     self.data[lab[i]]['all'] = self.data[lab[i]]['all'] + 1
                     self.data[lab[i]]['cor'] = self.data[lab[i]]['cor'] + 1
                     result['all'] = result['all'] + 1
@@ -155,8 +182,8 @@ class Calculator :
                 result['rec'].insert(0, rec[j])
                 i = i - 1
                 j = j - 1
-      elif self.space[i][j]['error'] == 'sub' : # substitution
-        if len(lab[i]) > 0 :
+            elif self.space[i][j]['error'] == 'sub':  # substitution
+                if len(lab[i]) > 0:
                     self.data[lab[i]]['all'] = self.data[lab[i]]['all'] + 1
                     self.data[lab[i]]['sub'] = self.data[lab[i]]['sub'] + 1
                     result['all'] = result['all'] + 1
@@ -165,8 +192,8 @@ class Calculator :
                 result['rec'].insert(0, rec[j])
                 i = i - 1
                 j = j - 1
-      elif self.space[i][j]['error'] == 'del' : # deletion
-        if len(lab[i]) > 0 :
+            elif self.space[i][j]['error'] == 'del':  # deletion
+                if len(lab[i]) > 0:
                     self.data[lab[i]]['all'] = self.data[lab[i]]['all'] + 1
                     self.data[lab[i]]['del'] = self.data[lab[i]]['del'] + 1
                     result['all'] = result['all'] + 1
@@ -174,57 +201,64 @@ class Calculator :
                 result['lab'].insert(0, lab[i])
                 result['rec'].insert(0, "")
                 i = i - 1
-      elif self.space[i][j]['error'] == 'ins' : # insertion
-        if len(rec[j]) > 0 :
+            elif self.space[i][j]['error'] == 'ins':  # insertion
+                if len(rec[j]) > 0:
                     self.data[rec[j]]['ins'] = self.data[rec[j]]['ins'] + 1
                     result['ins'] = result['ins'] + 1
                 result['lab'].insert(0, "")
                 result['rec'].insert(0, rec[j])
                 j = j - 1
-      elif self.space[i][j]['error'] == 'non' : # starting point
+            elif self.space[i][j]['error'] == 'non':  # starting point
                 break
-      else : # shouldn't reach here
-        print('this should not happen , i = {i} , j = {j} , error = {error}'.format(i = i, j = j, error = self.space[i][j]['error']))
+            else:  # shouldn't reach here
+                print(
+                    'this should not happen , i = {i} , j = {j} , error = {error}'.
+                    format(i=i, j=j, error=self.space[i][j]['error']))
         return result
-  def overall(self) :
-    result = {'all':0, 'cor':0, 'sub':0, 'ins':0, 'del':0}
-    for token in self.data :
+
+    def overall(self):
+        result = {'all': 0, 'cor': 0, 'sub': 0, 'ins': 0, 'del': 0}
+        for token in self.data:
             result['all'] = result['all'] + self.data[token]['all']
             result['cor'] = result['cor'] + self.data[token]['cor']
             result['sub'] = result['sub'] + self.data[token]['sub']
             result['ins'] = result['ins'] + self.data[token]['ins']
             result['del'] = result['del'] + self.data[token]['del']
         return result
-  def cluster(self, data) :
-    result = {'all':0, 'cor':0, 'sub':0, 'ins':0, 'del':0}
-    for token in data :
-      if token in self.data :
+
+    def cluster(self, data):
+        result = {'all': 0, 'cor': 0, 'sub': 0, 'ins': 0, 'del': 0}
+        for token in data:
+            if token in self.data:
                 result['all'] = result['all'] + self.data[token]['all']
                 result['cor'] = result['cor'] + self.data[token]['cor']
                 result['sub'] = result['sub'] + self.data[token]['sub']
                 result['ins'] = result['ins'] + self.data[token]['ins']
                 result['del'] = result['del'] + self.data[token]['del']
         return result
-  def keys(self) :
+
+    def keys(self):
         return list(self.data.keys())
 
+
 def width(string):
     return sum(1 + (unicodedata.east_asian_width(c) in "AFW") for c in string)
 
-def default_cluster(word) :
-  unicode_names = [ unicodedata.name(char) for char in word ]
-  for i in reversed(range(len(unicode_names))) :
-    if unicode_names[i].startswith('DIGIT') :  # 1
+
+def default_cluster(word):
+    unicode_names = [unicodedata.name(char) for char in word]
+    for i in reversed(range(len(unicode_names))):
+        if unicode_names[i].startswith('DIGIT'):  # 1
             unicode_names[i] = 'Number'  # 'DIGIT'
         elif (unicode_names[i].startswith('CJK UNIFIED IDEOGRAPH') or
-          unicode_names[i].startswith('CJK COMPATIBILITY IDEOGRAPH')) :
+              unicode_names[i].startswith('CJK COMPATIBILITY IDEOGRAPH')):
             # 明 / 郎
             unicode_names[i] = 'Mandarin'  # 'CJK IDEOGRAPH'
         elif (unicode_names[i].startswith('LATIN CAPITAL LETTER') or
-          unicode_names[i].startswith('LATIN SMALL LETTER')) :
+              unicode_names[i].startswith('LATIN SMALL LETTER')):
             # A / a
             unicode_names[i] = 'English'  # 'LATIN LETTER'
-    elif unicode_names[i].startswith('HIRAGANA LETTER') :  # は こ め
+        elif unicode_names[i].startswith('HIRAGANA LETTER'):  # は こ め
             unicode_names[i] = 'Japanese'  # 'GANA LETTER'
         elif (unicode_names[i].startswith('AMPERSAND') or
               unicode_names[i].startswith('APOSTROPHE') or
@@ -236,34 +270,40 @@ def default_cluster(word) :
               unicode_names[i].startswith('LOW LINE') or
               unicode_names[i].startswith('NUMBER SIGN') or
               unicode_names[i].startswith('PLUS SIGN') or
-          unicode_names[i].startswith('SEMICOLON')) :
+              unicode_names[i].startswith('SEMICOLON')):
             # & / ' / @ / ℃ / = / . / - / _ / # / + / ;
             del unicode_names[i]
-    else :
+        else:
             return 'Other'
-  if len(unicode_names) == 0 :
+    if len(unicode_names) == 0:
         return 'Other'
-  if len(unicode_names) == 1 :
+    if len(unicode_names) == 1:
         return unicode_names[0]
-  for i in range(len(unicode_names)-1) :
-    if unicode_names[i] != unicode_names[i+1] :
+    for i in range(len(unicode_names) - 1):
+        if unicode_names[i] != unicode_names[i + 1]:
             return 'Other'
     return unicode_names[0]
 
-def usage() :
-  print("compute-wer.py : compute word error rate (WER) and align recognition results and references.")
-  print("         usage : python compute-wer.py [--cs={0,1}] [--cluster=foo] [--ig=ignore_file] [--char={0,1}] [--v={0,1}] [--padding-symbol={space,underline}] test.ref test.hyp > test.wer")
+
+def usage():
+    print(
+        "compute-wer.py : compute word error rate (WER) and align recognition results and references."
+    )
+    print(
+        "         usage : python compute-wer.py [--cs={0,1}] [--cluster=foo] [--ig=ignore_file] [--char={0,1}] [--v={0,1}] [--padding-symbol={space,underline}] test.ref test.hyp > test.wer"
+    )
+
 
 if __name__ == '__main__':
-  if len(sys.argv) == 1 :
+    if len(sys.argv) == 1:
         usage()
         sys.exit(0)
     calculator = Calculator()
     cluster_file = ''
     ignore_words = set()
     tochar = False
-  verbose= 1
-  padding_symbol= ' '
+    verbose = 1
+    padding_symbol = ' '
     case_sensitive = False
     max_words_per_line = sys.maxsize
     split = None
@@ -322,9 +362,9 @@ if __name__ == '__main__':
         if sys.argv[1].startswith(a):
             b = sys.argv[1][len(a):].lower()
             del sys.argv[1]
-        verbose=0
+            verbose = 0
             try:
-          verbose=int(b)
+                verbose = int(b)
             except:
                 if b == 'true' or b != '0':
                     verbose = 1
@@ -334,9 +374,9 @@ if __name__ == '__main__':
             b = sys.argv[1][len(a):].lower()
             del sys.argv[1]
             if b == 'space':
-          padding_symbol= ' '
+                padding_symbol = ' '
             elif b == 'underline':
-          padding_symbol= '_'
+                padding_symbol = '_'
             continue
         if True or sys.argv[1].startswith('-'):
             #ignore invalid switch
@@ -344,7 +384,7 @@ if __name__ == '__main__':
             continue
 
     if not case_sensitive:
-     ig=set([w.upper() for w in ignore_words])
+        ig = set([w.upper() for w in ignore_words])
         ignore_words = ig
 
     default_clusters = {}
@@ -368,17 +408,18 @@ if __name__ == '__main__':
                 array = characterize(line)
             else:
                 array = line.strip().split()
-        if len(array)==0: continue
+            if len(array) == 0: continue
             fid = array[0]
-        rec_set[fid] = normalize(array[1:], ignore_words, case_sensitive, split)
+            rec_set[fid] = normalize(array[1:], ignore_words, case_sensitive,
+                                     split)
 
     # compute error rate on the interaction of reference file and hyp file
-  for line in open(ref_file, 'r', encoding='utf-8') :
+    for line in open(ref_file, 'r', encoding='utf-8'):
         if tochar:
             array = characterize(line)
         else:
             array = line.rstrip('\n').split()
-    if len(array)==0: continue
+        if len(array) == 0: continue
         fid = array[0]
         if fid not in rec_set:
             continue
@@ -387,105 +428,116 @@ if __name__ == '__main__':
         if verbose:
             print('\nutt: %s' % fid)
 
-    for word in rec + lab :
-      if word not in default_words :
+        for word in rec + lab:
+            if word not in default_words:
                 default_cluster_name = default_cluster(word)
-         if default_cluster_name not in default_clusters :
+                if default_cluster_name not in default_clusters:
                     default_clusters[default_cluster_name] = {}
-         if word not in default_clusters[default_cluster_name] :
+                if word not in default_clusters[default_cluster_name]:
                     default_clusters[default_cluster_name][word] = 1
                 default_words[word] = default_cluster_name
 
         result = calculator.calculate(lab, rec)
         if verbose:
-      if result['all'] != 0 :
-        wer = float(result['ins'] + result['sub'] + result['del']) * 100.0 / result['all']
-      else :
+            if result['all'] != 0:
+                wer = float(result['ins'] + result['sub'] + result[
+                    'del']) * 100.0 / result['all']
+            else:
                 wer = 0.0
-      print('WER: %4.2f %%' % wer, end = ' ')
+            print('WER: %4.2f %%' % wer, end=' ')
             print('N=%d C=%d S=%d D=%d I=%d' %
-          (result['all'], result['cor'], result['sub'], result['del'], result['ins']))
+                  (result['all'], result['cor'], result['sub'], result['del'],
+                   result['ins']))
             space = {}
             space['lab'] = []
             space['rec'] = []
-      for idx in range(len(result['lab'])) :
+            for idx in range(len(result['lab'])):
                 len_lab = width(result['lab'][idx])
                 len_rec = width(result['rec'][idx])
                 length = max(len_lab, len_rec)
-        space['lab'].append(length-len_lab)
-        space['rec'].append(length-len_rec)
+                space['lab'].append(length - len_lab)
+                space['rec'].append(length - len_rec)
             upper_lab = len(result['lab'])
             upper_rec = len(result['rec'])
             lab1, rec1 = 0, 0
             while lab1 < upper_lab or rec1 < upper_rec:
                 if verbose > 1:
-             print('lab(%s):' % fid.encode('utf-8'), end = ' ')
+                    print('lab(%s):' % fid.encode('utf-8'), end=' ')
                 else:
-             print('lab:', end = ' ')
+                    print('lab:', end=' ')
                 lab2 = min(upper_lab, lab1 + max_words_per_line)
                 for idx in range(lab1, lab2):
                     token = result['lab'][idx]
-           print('{token}'.format(token = token), end = '')
-           for n in range(space['lab'][idx]) :
-             print(padding_symbol, end = '')
-           print(' ',end='')
+                    print('{token}'.format(token=token), end='')
+                    for n in range(space['lab'][idx]):
+                        print(padding_symbol, end='')
+                    print(' ', end='')
                 print()
                 if verbose > 1:
-            print('rec(%s):' % fid.encode('utf-8'), end = ' ')
+                    print('rec(%s):' % fid.encode('utf-8'), end=' ')
                 else:
-            print('rec:', end = ' ')
+                    print('rec:', end=' ')
                 rec2 = min(upper_rec, rec1 + max_words_per_line)
                 for idx in range(rec1, rec2):
                     token = result['rec'][idx]
-           print('{token}'.format(token = token), end = '')
-           for n in range(space['rec'][idx]) :
-             print(padding_symbol, end = '')
-           print(' ',end='')
+                    print('{token}'.format(token=token), end='')
+                    for n in range(space['rec'][idx]):
+                        print(padding_symbol, end='')
+                    print(' ', end='')
                 print('\n', end='\n')
                 lab1 = lab2
                 rec1 = rec2
 
     if verbose:
-    print('===========================================================================')
+        print(
+            '==========================================================================='
+        )
         print()
 
     result = calculator.overall()
-  if result['all'] != 0 :
-    wer = float(result['ins'] + result['sub'] + result['del']) * 100.0 / result['all']
-  else :
+    if result['all'] != 0:
+        wer = float(result['ins'] + result['sub'] + result[
+            'del']) * 100.0 / result['all']
+    else:
         wer = 0.0
-  print('Overall -> %4.2f %%' % wer, end = ' ')
+    print('Overall -> %4.2f %%' % wer, end=' ')
     print('N=%d C=%d S=%d D=%d I=%d' %
-        (result['all'], result['cor'], result['sub'], result['del'], result['ins']))
+          (result['all'], result['cor'], result['sub'], result['del'],
+           result['ins']))
     if not verbose:
         print()
 
     if verbose:
-   for cluster_id in default_clusters :
-     result = calculator.cluster([ k for k in default_clusters[cluster_id] ])
-     if result['all'] != 0 :
-        wer = float(result['ins'] + result['sub'] + result['del']) * 100.0 / result['all']
-     else :
+        for cluster_id in default_clusters:
+            result = calculator.cluster(
+                [k for k in default_clusters[cluster_id]])
+            if result['all'] != 0:
+                wer = float(result['ins'] + result['sub'] + result[
+                    'del']) * 100.0 / result['all']
+            else:
                 wer = 0.0
-     print('%s -> %4.2f %%' % (cluster_id, wer), end = ' ')
+            print('%s -> %4.2f %%' % (cluster_id, wer), end=' ')
             print('N=%d C=%d S=%d D=%d I=%d' %
-          (result['all'], result['cor'], result['sub'], result['del'], result['ins']))
-   if len(cluster_file) > 0 : # compute separated WERs for word clusters
+                  (result['all'], result['cor'], result['sub'], result['del'],
+                   result['ins']))
+        if len(cluster_file) > 0:  # compute separated WERs for word clusters
             cluster_id = ''
             cluster = []
-     for line in open(cluster_file, 'r', encoding='utf-8') :
-       for token in line.decode('utf-8').rstrip('\n').split() :
+            for line in open(cluster_file, 'r', encoding='utf-8'):
+                for token in line.decode('utf-8').rstrip('\n').split():
                     # end of cluster reached, like </Keyword>
                     if token[0:2] == '</' and token[len(token)-1] == '>' and \
                        token.lstrip('</').rstrip('>') == cluster_id :
                         result = calculator.cluster(cluster)
-          if result['all'] != 0 :
-            wer = float(result['ins'] + result['sub'] + result['del']) * 100.0 / result['all']
-          else :
+                        if result['all'] != 0:
+                            wer = float(result['ins'] + result['sub'] + result[
+                                'del']) * 100.0 / result['all']
+                        else:
                             wer = 0.0
-          print('%s -> %4.2f %%' % (cluster_id, wer), end = ' ')
+                        print('%s -> %4.2f %%' % (cluster_id, wer), end=' ')
                         print('N=%d C=%d S=%d D=%d I=%d' %
-                (result['all'], result['cor'], result['sub'], result['del'], result['ins']))
+                              (result['all'], result['cor'], result['sub'],
+                               result['del'], result['ins']))
                         cluster_id = ''
                         cluster = []
                     # begin of cluster reached, like <Keyword>
@@ -494,7 +546,9 @@ if __name__ == '__main__':
                         cluster_id = token.lstrip('<').rstrip('>')
                         cluster = []
                     # general terms, like WEATHER / CAR / ...
-        else :
+                    else:
                         cluster.append(token)
         print()
-   print('===========================================================================')
+        print(
+            '==========================================================================='
+        )

utils/format_rsl.py

@@ -1,11 +1,21 @@
-import os
+# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 import argparse
 import jsonlines
 
 
-def trans_hyp(origin_hyp,
-             trans_hyp = None, 
-             trans_hyp_sclite = None):
+def trans_hyp(origin_hyp, trans_hyp=None, trans_hyp_sclite=None):
     """
     Args:
         origin_hyp: The input json file which contains the model output
@@ -24,12 +34,11 @@ def trans_hyp(origin_hyp,
     if trans_hyp_sclite is not None:
         with open(trans_hyp_sclite, "w+") as f:
             for key in input_dict.keys():
-                line = input_dict[key] + "(" + key + ".wav" +")" + "\n"
+                line = input_dict[key] + "(" + key + ".wav" + ")" + "\n"
                 f.write(line)
 
-def trans_ref(origin_ref,
-                trans_ref = None, 
-                trans_ref_sclite = None):
+
+def trans_ref(origin_ref, trans_ref=None, trans_ref_sclite=None):
     """
     Args:
         origin_hyp: The input json file which contains the model output
@@ -49,42 +58,48 @@ def trans_ref(origin_ref,
     if trans_ref_sclite is not None:
         with open(trans_ref_sclite, "w") as f:
             for key in input_dict.keys():
-                line = input_dict[key] + "(" + key + ".wav" +")" + "\n"
+                line = input_dict[key] + "(" + key + ".wav" + ")" + "\n"
                 f.write(line)
 
 
-
 if __name__ == "__main__":
-    parser = argparse.ArgumentParser(prog='format hyp file for compute CER/WER', add_help=True)
+    parser = argparse.ArgumentParser(
+        prog='format hyp file for compute CER/WER', add_help=True)
     parser.add_argument(
-        '--origin_hyp',
-        type=str,
-        default = None,
-        help='origin hyp file')
+        '--origin_hyp', type=str, default=None, help='origin hyp file')
     parser.add_argument(
-        '--trans_hyp', type=str, default = None, help='hyp file for caculating CER/WER')
+        '--trans_hyp',
+        type=str,
+        default=None,
+        help='hyp file for caculating CER/WER')
     parser.add_argument(
-        '--trans_hyp_sclite', type=str,  default = None, help='hyp file for caculating CER/WER by sclite')
+        '--trans_hyp_sclite',
+        type=str,
+        default=None,
+        help='hyp file for caculating CER/WER by sclite')
 
     parser.add_argument(
-        '--origin_ref',
-        type=str,
-        default = None,
-        help='origin ref file')
+        '--origin_ref', type=str, default=None, help='origin ref file')
     parser.add_argument(
-        '--trans_ref', type=str, default = None, help='ref file for caculating CER/WER')
+        '--trans_ref',
+        type=str,
+        default=None,
+        help='ref file for caculating CER/WER')
     parser.add_argument(
-        '--trans_ref_sclite', type=str,  default = None, help='ref file for caculating CER/WER by sclite')
+        '--trans_ref_sclite',
+        type=str,
+        default=None,
+        help='ref file for caculating CER/WER by sclite')
     parser_args = parser.parse_args()
 
     if parser_args.origin_hyp is not None:
         trans_hyp(
-            origin_hyp = parser_args.origin_hyp,
-            trans_hyp = parser_args.trans_hyp,
-            trans_hyp_sclite = parser_args.trans_hyp_sclite, )
+            origin_hyp=parser_args.origin_hyp,
+            trans_hyp=parser_args.trans_hyp,
+            trans_hyp_sclite=parser_args.trans_hyp_sclite, )
 
     if parser_args.origin_ref is not None:
         trans_ref(
-            origin_ref = parser_args.origin_ref,
-            trans_ref = parser_args.trans_ref,
-            trans_ref_sclite = parser_args.trans_ref_sclite, )
+            origin_ref=parser_args.origin_ref,
+            trans_ref=parser_args.trans_ref,
+            trans_ref_sclite=parser_args.trans_ref_sclite, )

utils/fst/prepare_dict.py

@@ -82,7 +82,10 @@ def main(args):
                 lexicon_table.add(word)
                 out_n += 1
 
-    print(f"Filter lexicon by unit table: filter out {in_n - out_n}, {out_n}/{in_n}")
+    print(
+        f"Filter lexicon by unit table: filter out {in_n - out_n}, {out_n}/{in_n}"
+    )
+
 
 if __name__ == '__main__':
     parser = argparse.ArgumentParser(