根据数字系统类型返回创建相应的数字系统，默认为 mid NUMBERING_TYPES = ['low', 'mid', 'high']: 中文数字系统类型 low: '兆' = '亿' * '十' = $10^{9}$, '京' = '兆' * '十', etc. mid: '兆' = '亿' * '万' = $10^{12}$, '京' = '兆' * '万', etc. high: '兆' = '亿' * '亿' = $10^{16}$, '京' = '兆' * '兆', etc. 返回对应的数字系统
(numbering_type=NUMBERING_TYPES[1])
| 189 | # basic utils |
| 190 | # ================================================================================ # |
| 191 | def create_system(numbering_type=NUMBERING_TYPES[1]): |
| 192 | """ |
| 193 | 根据数字系统类型返回创建相应的数字系统，默认为 mid |
| 194 | NUMBERING_TYPES = ['low', 'mid', 'high']: 中文数字系统类型 |
| 195 | low: '兆' = '亿' * '十' = $10^{9}$, '京' = '兆' * '十', etc. |
| 196 | mid: '兆' = '亿' * '万' = $10^{12}$, '京' = '兆' * '万', etc. |
| 197 | high: '兆' = '亿' * '亿' = $10^{16}$, '京' = '兆' * '兆', etc. |
| 198 | 返回对应的数字系统 |
| 199 | """ |
| 200 | |
| 201 | # chinese number units of '亿' and larger |
| 202 | all_larger_units = zip( |
| 203 | LARGER_CHINESE_NUMERING_UNITS_SIMPLIFIED, LARGER_CHINESE_NUMERING_UNITS_TRADITIONAL) |
| 204 | larger_units = [CNU.create(i, v, numbering_type, False) |
| 205 | for i, v in enumerate(all_larger_units)] |
| 206 | # chinese number units of '十, 百, 千, 万' |
| 207 | all_smaller_units = zip( |
| 208 | SMALLER_CHINESE_NUMERING_UNITS_SIMPLIFIED, SMALLER_CHINESE_NUMERING_UNITS_TRADITIONAL) |
| 209 | smaller_units = [CNU.create(i, v, small_unit=True) |
| 210 | for i, v in enumerate(all_smaller_units)] |
| 211 | # digis |
| 212 | chinese_digis = zip(CHINESE_DIGIS, CHINESE_DIGIS, |
| 213 | BIG_CHINESE_DIGIS_SIMPLIFIED, BIG_CHINESE_DIGIS_TRADITIONAL) |
| 214 | digits = [CND.create(i, v) for i, v in enumerate(chinese_digis)] |
| 215 | digits[0].alt_s, digits[0].alt_t = ZERO_ALT, ZERO_ALT |
| 216 | digits[1].alt_s, digits[1].alt_t = ONE_ALT, ONE_ALT |
| 217 | digits[2].alt_s, digits[2].alt_t = TWO_ALTS[0], TWO_ALTS[1] |
| 218 | |
| 219 | # symbols |
| 220 | positive_cn = CM(POSITIVE[0], POSITIVE[1], '+', lambda x: x) |
| 221 | negative_cn = CM(NEGATIVE[0], NEGATIVE[1], '-', lambda x: -x) |
| 222 | point_cn = CM(POINT[0], POINT[1], '.', lambda x, |
| 223 | y: float(str(x) + '.' + str(y))) |
| 224 | # sil_cn = CM(SIL[0], SIL[1], '-', lambda x, y: float(str(x) + '-' + str(y))) |
| 225 | system = NumberSystem() |
| 226 | system.units = smaller_units + larger_units |
| 227 | system.digits = digits |
| 228 | system.math = MathSymbol(positive_cn, negative_cn, point_cn) |
| 229 | # system.symbols = OtherSymbol(sil_cn) |
| 230 | return system |
| 231 | |
| 232 | |
| 233 | def chn2num(chinese_string, numbering_type=NUMBERING_TYPES[1]): |
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