302 lines
9.0 KiB
Python
302 lines
9.0 KiB
Python
# Copyright (c) Alibaba, Inc. and its affiliates.
|
|
|
|
import string
|
|
import logging
|
|
from typing import Any, List, Union
|
|
|
|
|
|
def isChinese(ch: str):
|
|
if "\u4e00" <= ch <= "\u9fff" or "\u0030" <= ch <= "\u0039" or ch == "@":
|
|
return True
|
|
return False
|
|
|
|
|
|
def isAllChinese(word: Union[List[Any], str]):
|
|
word_lists = []
|
|
for i in word:
|
|
cur = i.replace(" ", "")
|
|
cur = cur.replace("</s>", "")
|
|
cur = cur.replace("<s>", "")
|
|
cur = cur.replace("<unk>", "")
|
|
cur = cur.replace("<OOV>", "")
|
|
word_lists.append(cur)
|
|
|
|
if len(word_lists) == 0:
|
|
return False
|
|
|
|
for ch in word_lists:
|
|
if isChinese(ch) is False:
|
|
return False
|
|
return True
|
|
|
|
|
|
def isAllAlpha(word: Union[List[Any], str]):
|
|
word_lists = []
|
|
for i in word:
|
|
cur = i.replace(" ", "")
|
|
cur = cur.replace("</s>", "")
|
|
cur = cur.replace("<s>", "")
|
|
cur = cur.replace("<unk>", "")
|
|
cur = cur.replace("<OOV>", "")
|
|
word_lists.append(cur)
|
|
|
|
if len(word_lists) == 0:
|
|
return False
|
|
|
|
for ch in word_lists:
|
|
if ch.isalpha() is False and ch != "'":
|
|
return False
|
|
elif ch.isalpha() is True and isChinese(ch) is True:
|
|
return False
|
|
|
|
return True
|
|
|
|
|
|
# def abbr_dispose(words: List[Any]) -> List[Any]:
|
|
def abbr_dispose(words: List[Any], time_stamp: List[List] = None) -> List[Any]:
|
|
words_size = len(words)
|
|
word_lists = []
|
|
abbr_begin = []
|
|
abbr_end = []
|
|
last_num = -1
|
|
ts_lists = []
|
|
ts_nums = []
|
|
ts_index = 0
|
|
for num in range(words_size):
|
|
if num <= last_num:
|
|
continue
|
|
|
|
if len(words[num]) == 1 and words[num].encode("utf-8").isalpha():
|
|
if (
|
|
num + 1 < words_size
|
|
and words[num + 1] == " "
|
|
and num + 2 < words_size
|
|
and len(words[num + 2]) == 1
|
|
and words[num + 2].encode("utf-8").isalpha()
|
|
):
|
|
# found the begin of abbr
|
|
abbr_begin.append(num)
|
|
num += 2
|
|
abbr_end.append(num)
|
|
# to find the end of abbr
|
|
while True:
|
|
num += 1
|
|
if num < words_size and words[num] == " ":
|
|
num += 1
|
|
if (
|
|
num < words_size
|
|
and len(words[num]) == 1
|
|
and words[num].encode("utf-8").isalpha()
|
|
):
|
|
abbr_end.pop()
|
|
abbr_end.append(num)
|
|
last_num = num
|
|
else:
|
|
break
|
|
else:
|
|
break
|
|
|
|
for num in range(words_size):
|
|
if words[num] == " ":
|
|
ts_nums.append(ts_index)
|
|
else:
|
|
ts_nums.append(ts_index)
|
|
ts_index += 1
|
|
last_num = -1
|
|
for num in range(words_size):
|
|
if num <= last_num:
|
|
continue
|
|
|
|
if num in abbr_begin:
|
|
if time_stamp is not None:
|
|
begin = time_stamp[ts_nums[num]][0]
|
|
abbr_word = words[num].upper()
|
|
num += 1
|
|
while num < words_size:
|
|
if num in abbr_end:
|
|
abbr_word += words[num].upper()
|
|
last_num = num
|
|
break
|
|
else:
|
|
if words[num].encode("utf-8").isalpha():
|
|
abbr_word += words[num].upper()
|
|
num += 1
|
|
word_lists.append(abbr_word)
|
|
if time_stamp is not None:
|
|
end = time_stamp[ts_nums[num]][1]
|
|
ts_lists.append([begin, end])
|
|
else:
|
|
word_lists.append(words[num])
|
|
if time_stamp is not None and words[num] != " ":
|
|
begin = time_stamp[ts_nums[num]][0]
|
|
end = time_stamp[ts_nums[num]][1]
|
|
ts_lists.append([begin, end])
|
|
begin = end
|
|
|
|
if time_stamp is not None:
|
|
return word_lists, ts_lists
|
|
else:
|
|
return word_lists
|
|
|
|
|
|
def sentence_postprocess(words: List[Any], time_stamp: List[List] = None):
|
|
middle_lists = []
|
|
word_lists = []
|
|
word_item = ""
|
|
ts_lists = []
|
|
|
|
# wash words lists
|
|
for i in words:
|
|
word = ""
|
|
if isinstance(i, str):
|
|
word = i
|
|
else:
|
|
word = i.decode("utf-8")
|
|
|
|
if word in ["<s>", "</s>", "<unk>", "<OOV>"]:
|
|
continue
|
|
else:
|
|
middle_lists.append(word)
|
|
|
|
# all chinese characters
|
|
if isAllChinese(middle_lists):
|
|
for i, ch in enumerate(middle_lists):
|
|
word_lists.append(ch.replace(" ", ""))
|
|
if time_stamp is not None:
|
|
ts_lists = time_stamp
|
|
|
|
# all alpha characters
|
|
elif isAllAlpha(middle_lists):
|
|
ts_flag = True
|
|
for i, ch in enumerate(middle_lists):
|
|
if ts_flag and time_stamp is not None:
|
|
begin = time_stamp[i][0]
|
|
end = time_stamp[i][1]
|
|
word = ""
|
|
if "@@" in ch:
|
|
word = ch.replace("@@", "")
|
|
word_item += word
|
|
if time_stamp is not None:
|
|
ts_flag = False
|
|
end = time_stamp[i][1]
|
|
else:
|
|
word_item += ch
|
|
word_lists.append(word_item)
|
|
word_lists.append(" ")
|
|
word_item = ""
|
|
if time_stamp is not None:
|
|
ts_flag = True
|
|
end = time_stamp[i][1]
|
|
ts_lists.append([begin, end])
|
|
begin = end
|
|
|
|
# mix characters
|
|
else:
|
|
alpha_blank = False
|
|
ts_flag = True
|
|
begin = -1
|
|
end = -1
|
|
for i, ch in enumerate(middle_lists):
|
|
if ts_flag and time_stamp is not None:
|
|
begin = time_stamp[i][0]
|
|
end = time_stamp[i][1]
|
|
word = ""
|
|
if isAllChinese(ch):
|
|
if alpha_blank is True:
|
|
word_lists.pop()
|
|
word_lists.append(ch)
|
|
alpha_blank = False
|
|
if time_stamp is not None:
|
|
ts_flag = True
|
|
ts_lists.append([begin, end])
|
|
begin = end
|
|
elif "@@" in ch:
|
|
word = ch.replace("@@", "")
|
|
word_item += word
|
|
alpha_blank = False
|
|
if time_stamp is not None:
|
|
ts_flag = False
|
|
end = time_stamp[i][1]
|
|
elif isAllAlpha(ch):
|
|
word_item += ch
|
|
word_lists.append(word_item)
|
|
word_lists.append(" ")
|
|
word_item = ""
|
|
alpha_blank = True
|
|
if time_stamp is not None:
|
|
ts_flag = True
|
|
end = time_stamp[i][1]
|
|
ts_lists.append([begin, end])
|
|
begin = end
|
|
else:
|
|
word_lists.append(ch)
|
|
|
|
if time_stamp is not None:
|
|
word_lists, ts_lists = abbr_dispose(word_lists, ts_lists)
|
|
real_word_lists = []
|
|
for ch in word_lists:
|
|
if ch != " ":
|
|
real_word_lists.append(ch)
|
|
sentence = " ".join(real_word_lists).strip()
|
|
return sentence, ts_lists, real_word_lists
|
|
else:
|
|
word_lists = abbr_dispose(word_lists)
|
|
real_word_lists = []
|
|
for ch in word_lists:
|
|
if ch != " ":
|
|
real_word_lists.append(ch)
|
|
sentence = "".join(word_lists).strip()
|
|
return sentence, real_word_lists
|
|
|
|
|
|
def sentence_postprocess_sentencepiece(words):
|
|
middle_lists = []
|
|
word_lists = []
|
|
word_item = ""
|
|
|
|
# wash words lists
|
|
for i in words:
|
|
word = ""
|
|
if isinstance(i, str):
|
|
word = i
|
|
else:
|
|
word = i.decode("utf-8")
|
|
|
|
if word in ["<s>", "</s>", "<unk>", "<OOV>"]:
|
|
continue
|
|
else:
|
|
middle_lists.append(word)
|
|
|
|
# all alpha characters
|
|
for i, ch in enumerate(middle_lists):
|
|
word = ""
|
|
if "\u2581" in ch and i == 0:
|
|
word_item = ""
|
|
word = ch.replace("\u2581", "")
|
|
word_item += word
|
|
elif "\u2581" in ch and i != 0:
|
|
word_lists.append(word_item)
|
|
word_lists.append(" ")
|
|
word_item = ""
|
|
word = ch.replace("\u2581", "")
|
|
word_item += word
|
|
else:
|
|
word_item += ch
|
|
if word_item is not None:
|
|
word_lists.append(word_item)
|
|
# word_lists = abbr_dispose(word_lists)
|
|
real_word_lists = []
|
|
for ch in word_lists:
|
|
if ch != " ":
|
|
if ch == "i":
|
|
ch = ch.replace("i", "I")
|
|
elif ch == "i'm":
|
|
ch = ch.replace("i'm", "I'm")
|
|
elif ch == "i've":
|
|
ch = ch.replace("i've", "I've")
|
|
elif ch == "i'll":
|
|
ch = ch.replace("i'll", "I'll")
|
|
real_word_lists.append(ch)
|
|
sentence = "".join(word_lists)
|
|
return sentence, real_word_lists
|