# -*- coding: utf-8 -*-
"""用 C# 同款拆分规则验证正泰格式的型号规格拆分(拆规格与名称)。"""
import re

def 拆(原始):
    # 找最长连续中文段(>=2字)
    best = None
    for m in re.finditer(r'[\u4e00-\u9fa5]{2,}', 原始):
        if best is None or len(m.group()) > len(best.group()):
            best = m
    if best:
        名称 = best.group()
        规格 = (原始[:best.start()] + ' ' + 原始[best.end():]).strip()
        规格 = re.sub(r'\s+', ' ', 规格).strip(' -/')
        return 规格, 名称
    return 原始.strip(), ''

cases = [
    "CA1-100/4300B/40A  断路器",
    "CH1-63C16/1P",
    "DJMB2 220/36 0.3kVA",
    "RT12-63/4P 40A",
    "CM3-63M/33002/50A  塑壳断路器",
    "LAM-C40/4P",
    "CH1L-32C20/1N 剩余电流断路器",
]
for c in cases:
    规格, 名称 = 拆(c)
    print(repr(c), '→ 规格:', repr(规格), ' 名称:', repr(名称))