forked from MashiMaroLjc/TimeExtractor
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathtime_extractor.py
191 lines (172 loc) · 6.61 KB
/
time_extractor.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
# coding:utf-8
import re
import time
def get_zh2num_dict():
num2zh = ["零", "一", "二", "三", "四", "五", "六", "七", "八", "九"]
# 不想打字，拼接字符串
for i in range(100):
if i < 10:
pass
elif i >= 10 and i < 20:
m = i % 10
r = "十"
if m != 0:
r += num2zh[m]
num2zh.append(r)
elif i >= 20 and i < 100:
m = i % 10
index = i // 10
r = num2zh[index] + "十"
if m != 0:
r += num2zh[m]
num2zh.append(r)
else:
raise ValueError("Not support")
zh2num = dict([(zh, i) for i, zh in enumerate(num2zh)])
return zh2num
def is_include(query, keywords: list, return_word=False):
for keyword in keywords:
if keyword in query:
if return_word:
return True, keyword
return True
if return_word:
return False, None
return False
class Extractor:
def __init__(self):
self.year_extract_keyword = ["明年"]
self.year_extract_pattern = re.compile("(?P<value>[0-9]{1,2})年后")
self.month_extract_keyword = ["下一个月"]
self.month_extract_pattern = re.compile("(?P<value>[0-9]{1,2})个{0,1}月后")
self.day_extract_keyword = ["今天", "明天", "后天", "大后天", "今日", "后日", "明日"]
self.day_extract_pattern = re.compile("(?P<value>[0-9]{1,2})[天|日]后")
self.day_extract_pattern2 = re.compile("(?P<value>[0-9]{1,2})[日|号][^后]")
self.time_format_pattern = re.compile("[小时|点][半|钟]{0,1}(.{1,3}分钟{0,1}.{1,3}秒钟{0,1}){0,1}")
self.time_extract_pattern = re.compile("[0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}")
self.zh2num_dict = get_zh2num_dict()
def zh2num(self, text):
result = text
keys = sorted(self.zh2num_dict, key=lambda x: self.zh2num_dict[x], reverse=True) # 从九十九往零检查，替换
for key in keys:
if key in result:
result = result.replace(key, str(self.zh2num_dict[key]))
return result
def time_format(self, text):
"""
中文格式时间转换
:param text:
:return:
"""
match_str = re.search(self.time_format_pattern, text)
if match_str is None:
return text
else:
match_str = match_str[0]
result = match_str
if "时" in match_str:
result = result.replace("时", ":")
elif "点钟" in match_str:
result = result.replace("点钟", ":")
elif "点" in match_str:
result = result.replace("点", ":")
if "半" in text:
result = result.replace("半", "30:")
elif "分钟" in match_str:
result = result.replace("分钟", ":")
elif "分" in text:
result = result.replace("分", ":")
else:
result += "00:"
if "秒" in match_str:
result = result.replace("秒", "")
else:
result += "00"
text = text.replace(match_str, result)
return text
def _extract(self, string):
month_day = [-1, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
now_time = time.time()
time_array = time.localtime(int(now_time))
format_time = time.strftime("%Y:%m:%d:%H:%M:%S", time_array)
time_list = list(map(int, format_time.split(":")))
# 闰年？
if time_list[0] % 4 == 0 and time_list[0] % 400 == 0:
month_day[2] = 29
# 检查年份
flag, word = is_include(string, self.year_extract_keyword, return_word=True)
if flag:
if word == "明年":
time_list[0] += 1
else:
match_result = self.year_extract_pattern.search(string)
if match_result:
value = match_result.group("value")
time_list[0] += int(value)
# 检查月
flag, word = is_include(string, self.month_extract_keyword, return_word=True)
if flag:
if word == "下一个月":
time_list[1] += 1
else:
match_result = self.month_extract_pattern.search(string)
if match_result:
value = match_result.group("value")
value = int(value)
time_list[1] += value % 12
if value > 12:
time_list[0] += (value // 12)
# 检查日子
flag, word = is_include(string, self.day_extract_keyword, return_word=True)
if flag:
if "明" in word:
time_list[2] += 1
elif "后" in word:
v = 2
if "大" in word:
v = 3
time_list[2] += v
else:
match_result = self.day_extract_pattern.search(string)
if match_result:
value = match_result.group("value")
value = int(value)
rest_day = month_day[time_list[1]] - time_list[2] # 当前月剩下的日子
if value <= rest_day:
time_list[2] += value
else:
# TODO 如果超过不止一个月
time_list[2] += value - rest_day
time_list[1] += 1
if time_list[1] > 12:
time_list[0] += 1
time_list[1] = time_list[1] % 12
match_result = self.day_extract_pattern2.search(string)
if match_result:
value = match_result.group("value")
value = int(value)
time_list[2] = value
# 设置时分秒
match_result = self.time_extract_pattern.search(string)
if match_result:
time_string = match_result[0]
h, m, s = time_string.split(":")
if any(["中午" in string, "下午" in string, "晚上" in string]) and int(h) <= 12:
h = int(h) + 12
time_list[3] = int(h)
time_list[4] = int(m)
time_list[5] = int(s)
# 转成时间戳
time_list = tuple(time_list) + (0, 0, 0)
timestamp = time.mktime(time_list)
return time_list, timestamp
def extract(self, string):
"""
:param string:
:return:
"""
# 先转成数字
string = self.zh2num(string)
string = self.time_format(string)
time_list, timestamp = self._extract(string)
return time_list, timestamp