前面发的中国银行汇率的代码。增加了验证码以及第二页加密，并增加了token验证。以下是代码已逆向

前面发的汇率的代码。增加了验证码以及第二页加密，并增加了token验证。以下是代码已逆向


import time as _xo, requests as _ya, re as _zl, base64 as _mn, ddddocr as _dd
_xe = _xo.sleep
def _a1(_b2):
    _xe(1)
    _t4 = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) "
                      "Chrome/129.0.0.0 Safari/537.36 Edg/129.0.0.0", 
    }
    _c5 = _ya.get('https://srh.bankofchina.com/search/whpj/CaptchaServlet.jsp', headers=_t4)
    if _c5.status_code == 200:
        _d6 = _c5.text
        _e7 = _mn.b64decode(_d6)
        with open("t.png", "wb") as _f8:
            _f8.write(_e7)

        _g9 = _dd.DdddOcr(beta=True)
        _ha = open("t.png", "rb").read()
        _ia = _g9.classification(_ha)

        _jb = _c5.headers.get('Token')

        _kc = _xo.strftime('%Y.%m.%d ', _xo.localtime()) + '09:45:00'
        _ld = _xo.strptime(_kc, "%Y.%m.%d %H:%M:%S")
        _me = int(_xo.mktime(_ld))
        _nf = _xo.strftime('%Y-%m-%d ', _xo.localtime())
        _o1, _p2 = [], []

        try:
            _qr = 'https://srh.bankofchina.com/search/whpj/search_cn.jsp'
            _rs = {
                'erectDate': _nf,
                'nothing': _nf,
                'pjname': _b2,
                "head": "head_620.js",
                "bottom": "bottom_591.js",
                'first': 1,
                "token": _jb,
                "captcha": _ia
            }
            _st = _ya.post(_qr, headers=_t4, data=_rs).text
            _tu = _zl.findall(r'<td>(.*?)</td>', _st, _zl.S)[1::]
            _uv = _zl.findall(r'"paramtk" value="(.*?)">', _st, _zl.S)
            _uv = _uv[0] if len(_uv) > 0 else ''
            _vw = [_tu[i:i + 7] for i in range(0, len(_tu), 7)]
            _o1.extend(_vw)

            for _wx in range(2, 16):
                _yz = {
                    'erectDate': _nf,
                    'nothing': _nf,
                    'pjname': _b2,
                    'page': _wx,
                    "head": "head_620.js",
                    "bottom": "bottom_591.js",
                    "paramtk": _uv,
                    "token": _jb,
                }

                _ab = _ya.post(_qr, headers=_t4, data=_yz).text
                _bc = _zl.findall(r'<td>(.*?)</td>', _ab, _zl.S)[1::]
                _cd = [_bc[i:i + 7] for i in range(0, len(_bc), 7)]

                if not _cd:
                    break

                _o1.extend(_cd)

                _uv = _zl.findall(r'"paramtk" value="(.*?)">', _ab, _zl.S)
                _uv = _uv[0] if len(_uv) > 0 else ''
                _jb = _zl.findall(r'"token" value="(.*?)">', _ab, _zl.S)
                _jb = _jb[0] if len(_jb) > 0 else ''

            for _de in _o1:
                _ef = _de[-1].split('\r')[0]
                if _ef:
                    _fg = _xo.strptime(_ef, "%Y.%m.%d %H:%M:%S")
                    _gh = int(_xo.mktime(_fg))
                    if _me > _gh:
                        _p2.append(_de)

            _xe(1)

            if _p2:
                _hi = {
                    '美元': "USD",
                    '欧元': "EUR",
                    '加拿大元': "CAD",
                    '印尼卢比': "IDR",
                    '港币': "HKD",
                }.get(_b2, "CNY")

                _ij = float("{:.4f}".format(float(_p2[0][-2]) / 100))
                _jk = _p2[0][-1].replace('\r\n', '').rstrip()
                return _ij, _jk, _hi
            else:
                raise ValueError("未找到符合条件的汇率数据")

        except Exception as _kl:
            raise _kl