-
Notifications
You must be signed in to change notification settings - Fork 0
/
an2cn.py
208 lines (178 loc) · 8.3 KB
/
an2cn.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
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
from typing import Union
import os
import yaml
def get_default_conf() -> dict:
with open(f"{os.path.dirname(__file__)}/config.yaml", "r", encoding="utf-8") as f_config:
config_data = yaml.load(f_config, Loader=yaml.FullLoader)
return config_data
class An2Cn(object):
def __init__(self) -> None:
self.conf = get_default_conf()
self.all_num = "0123456789"
self.number_low = self.conf["number_low_an2cn"]
self.number_up = self.conf["number_up_an2cn"]
self.mode_list = ["low", "up", "rmb", "direct"]
def an2cn(self, inputs: Union[str, int, float] = None, mode: str = "low") -> str:
"""
阿拉伯数字转中文数字
:param inputs: 阿拉伯数字
:param mode: 小写数字，大写数字，人民币大写，直接转化
:return: 中文数字
"""
if inputs is not None and inputs != "":
if mode not in self.mode_list:
raise ValueError(f"mode 仅支持 {str(self.mode_list)} ！")
# 将数字转化为字符串，这里会有Python会自动做转化
# 1. -> 1.0 1.00 -> 1.0 -0 -> 0
if not isinstance(inputs, str):
inputs = self.__number_to_string(inputs)
# 将全角数字和符号转化为半角
inputs = self.__full_to_half(inputs)
# 检查数据是否有效
self.__check_inputs_is_valid(inputs)
# 判断正负
if inputs[0] == "-":
sign = "负"
inputs = inputs[1:]
else:
sign = ""
if mode == "direct":
output = self.__direct_convert(inputs)
else:
# 切割整数部分和小数部分
split_result = inputs.split(".")
len_split_result = len(split_result)
if len_split_result == 1:
# 不包含小数的输入
integer_data = split_result[0]
if mode == "rmb":
output = self.__integer_convert(integer_data, "up") + "元整"
else:
output = self.__integer_convert(integer_data, mode)
elif len_split_result == 2:
# 包含小数的输入
integer_data, decimal_data = split_result
if mode == "rmb":
int_data = self.__integer_convert(integer_data, "up")
dec_data = self.__decimal_convert(decimal_data, "up")
len_dec_data = len(dec_data)
if len_dec_data == 0:
output = int_data + "元整"
elif len_dec_data == 1:
raise ValueError(f"异常输出：{dec_data}")
elif len_dec_data == 2:
if dec_data[1] != "零":
if int_data == "零":
output = dec_data[1] + "角"
else:
output = int_data + "元" + dec_data[1] + "角"
else:
output = int_data + "元整"
else:
if dec_data[1] != "零":
if dec_data[2] != "零":
if int_data == "零":
output = dec_data[1] + "角" + dec_data[2] + "分"
else:
output = int_data + "元" + dec_data[1] + "角" + dec_data[2] + "分"
else:
if int_data == "零":
output = dec_data[1] + "角"
else:
output = int_data + "元" + dec_data[1] + "角"
else:
if dec_data[2] != "零":
if int_data == "零":
output = dec_data[2] + "分"
else:
output = int_data + "元" + "零" + dec_data[2] + "分"
else:
output = int_data + "元整"
else:
output = self.__integer_convert(integer_data, mode) + self.__decimal_convert(decimal_data, mode)
else:
raise ValueError(f"输入格式错误：{inputs}！")
else:
raise ValueError("输入数据为空！")
return sign + output
def __direct_convert(self, inputs: str) -> str:
_output = ""
for d in inputs:
if d == ".":
_output += "点"
else:
_output += self.number_low[int(d)]
return _output
@staticmethod
def __number_to_string(number_data: Union[int, float]) -> str:
# 小数处理：python 会自动把 0.00005 转化成 5e-05，因此 str(0.00005) != "0.00005"
string_data = str(number_data)
if "e" in string_data:
string_data_list = string_data.split("e")
string_key = string_data_list[0]
string_value = string_data_list[1]
if string_value[0] == "-":
string_data = "0." + "0" * (int(string_value[1:]) - 1) + string_key
else:
string_data = string_key + "0" * int(string_value)
return string_data
@staticmethod
def __full_to_half(inputs: str) -> str:
# 全角转半角
full_inputs = ""
for uchar in inputs:
inside_code = ord(uchar)
# 全角空格直接转换
if inside_code == 12288:
full_inputs += chr(32)
# 全角字符（除空格）根据关系转化
elif 65281 <= inside_code <= 65374:
full_inputs += chr(inside_code - 65248)
else:
full_inputs += uchar
return full_inputs
def __check_inputs_is_valid(self, check_data: str) -> None:
# 检查输入数据是否在规定的字典中
all_check_keys = self.all_num + ".-"
for data in check_data:
if data not in all_check_keys:
raise ValueError(f"输入的数据不在转化范围内：{data}！")
def __integer_convert(self, integer_data: str, mode: str) -> str:
numeral_list = self.conf[f"number_{mode}_an2cn"]
unit_list = self.conf[f"unit_{mode}_order_an2cn"]
# 去除前面的 0，比如 007 => 7
integer_data = str(int(integer_data))
len_integer_data = len(integer_data)
if len_integer_data > len(unit_list):
raise ValueError(f"超出数据范围，最长支持 {len(unit_list)} 位")
output_an = ""
for i, d in enumerate(integer_data):
if int(d):
output_an += numeral_list[int(d)] + unit_list[len_integer_data - i - 1]
else:
if not (len_integer_data - i - 1) % 4:
output_an += numeral_list[int(d)] + unit_list[len_integer_data - i - 1]
if i > 0 and not output_an[-1] == "零":
output_an += numeral_list[int(d)]
output_an = output_an.replace("零零", "零").replace("零万", "万").replace("零亿", "亿").strip("零")
# 解决「一十几」和「壹拾几」问题
if output_an[:2] in ["一十", "壹拾"]:
output_an = output_an[1:]
# 0 - 1 之间的小数
if not output_an:
output_an = "零"
return output_an
def __decimal_convert(self, decimal_data: str, o_mode: str) -> str:
len_decimal_data = len(decimal_data)
if len_decimal_data > 16:
print(f"注意：小数部分长度为 {len_decimal_data} ，将自动截取前 16 位有效精度！")
decimal_data = decimal_data[:16]
if len_decimal_data:
output_an = "点"
else:
output_an = ""
numeral_list = self.conf[f"number_{o_mode}_an2cn"]
for data in decimal_data:
output_an += numeral_list[int(data)]
return output_an
an2cn = An2Cn().an2cn