{"id":1071961,"date":"2025-01-08T11:11:56","date_gmt":"2025-01-08T03:11:56","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1071961.html"},"modified":"2025-01-08T11:11:58","modified_gmt":"2025-01-08T03:11:58","slug":"python%e9%80%bb%e8%be%91%e8%bf%90%e7%ae%97%e7%ac%a6%e5%a6%82%e4%bd%95%e7%90%86%e8%a7%a3-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1071961.html","title":{"rendered":"python\u903b\u8f91\u8fd0\u7b97\u7b26\u5982\u4f55\u7406\u89e3"},"content":{"rendered":"

\"python\u903b\u8f91\u8fd0\u7b97\u7b26\u5982\u4f55\u7406\u89e3\"<\/p>\n

Python\u903b\u8f91\u8fd0\u7b97\u7b26\u4e3b\u8981\u5305\u62ecand\u3001or\u548cnot\uff0c\u5b83\u4eec\u7528\u4e8e\u5728\u5e03\u5c14\u503c\u4e4b\u95f4\u8fdb\u884c\u903b\u8f91\u64cd\u4f5c\u3001and\u8fd0\u7b97\u7b26\u8fd4\u56de\u4e24\u4e2a\u64cd\u4f5c\u6570\u90fd\u4e3a\u771f\u65f6\u7684\u7ed3\u679c\u3001or\u8fd0\u7b97\u7b26\u8fd4\u56de\u4efb\u4e00\u64cd\u4f5c\u6570\u4e3a\u771f\u65f6\u7684\u7ed3\u679c\u3001not\u8fd0\u7b97\u7b26\u8fd4\u56de\u5176\u64cd\u4f5c\u6570\u7684\u53cd\u503c\u3002<\/strong> \u8fd9\u4e09\u79cd\u903b\u8f91\u8fd0\u7b97\u7b26\u662f\u7528\u6765\u6784\u5efa\u590d\u6742\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u57fa\u7840\u5de5\u5177\uff0c\u7406\u89e3\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u5bf9\u7f16\u5199\u9ad8\u6548\u7684Python\u4ee3\u7801\u975e\u5e38\u91cd\u8981\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8be6\u7ec6\u63a2\u8ba8\u4e00\u4e0b\u6bcf\u4e00\u79cd\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u4f7f\u7528\u53ca\u5176\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n<\/p>\n

\u4e00\u3001AND\u8fd0\u7b97\u7b26<\/p>\n<\/p>\n

AND\u8fd0\u7b97\u7b26\u7528\u4e8e\u5728\u4e24\u4e2a\u6761\u4ef6\u90fd\u4e3a\u771f\u65f6\u8fd4\u56de\u771f\u503c\u3002\u5982\u679c\u4e24\u4e2a\u64cd\u4f5c\u6570\u90fd\u4e3a\u771f\uff0c\u5219\u8fd4\u56deTrue\uff0c\u5426\u5219\u8fd4\u56deFalse\u3002\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u662f\uff1a<\/p>\n<\/p>\n

a and b<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cAND\u8fd0\u7b97\u7b26\u901a\u5e38\u7528\u4e8e\u591a\u4e2a\u6761\u4ef6\u5fc5\u987b\u540c\u65f6\u6ee1\u8db3\u7684\u60c5\u51b5\u4e0b\u3002\u4f8b\u5982\uff0c\u5728\u7528\u6237\u767b\u5f55\u9a8c\u8bc1\u4e2d\uff0c\u5fc5\u987b\u540c\u65f6\u6ee1\u8db3\u7528\u6237\u540d\u548c\u5bc6\u7801\u6b63\u786e\u7684\u6761\u4ef6\uff1a<\/p>\n<\/p>\n
username = "admin"<\/p>\n
password = "password123"<\/p>\n
if username == "admin" and password == "password123":<\/p>\n
    print("Login successful!")<\/p>\n
else:<\/p>\n
    print("Login fAI<\/a>led!")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u53ea\u6709\u5f53username<\/code>\u548cpassword<\/code>\u90fd\u6b63\u786e\u65f6\uff0c\u767b\u5f55\u624d\u4f1a\u6210\u529f\u3002<\/p>\n<\/p>\n
\u4e8c\u3001OR\u8fd0\u7b97\u7b26<\/p>\n<\/p>\n
OR\u8fd0\u7b97\u7b26\u7528\u4e8e\u5728\u4efb\u4e00\u6761\u4ef6\u4e3a\u771f\u65f6\u8fd4\u56de\u771f\u503c\u3002\u5982\u679c\u4e24\u4e2a\u64cd\u4f5c\u6570\u4e2d\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u771f\uff0c\u5219\u8fd4\u56deTrue\uff0c\u5426\u5219\u8fd4\u56deFalse\u3002\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u662f\uff1a<\/p>\n<\/p>\n
a or b<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cOR\u8fd0\u7b97\u7b26\u901a\u5e38\u7528\u4e8e\u591a\u4e2a\u6761\u4ef6\u4e2d\u53ea\u9700\u6ee1\u8db3\u4e00\u4e2a\u7684\u60c5\u51b5\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u5728\u67d0\u4e2a\u8303\u56f4\u5185\uff1a<\/p>\n<\/p>\n
number = 10<\/p>\n
if number < 0 or number > 100:<\/p>\n
    print("Number is out of range!")<\/p>\n
else:<\/p>\n
    print("Number is within range.")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u53ea\u8981number<\/code>\u5c0f\u4e8e0\u6216\u8005\u5927\u4e8e100\u4e2d\u7684\u4e00\u4e2a\u6761\u4ef6\u6ee1\u8db3\uff0c\u90fd\u4f1a\u8f93\u51fa\u201cNumber is out of range!\u201d\u3002<\/p>\n<\/p>\n
\u4e09\u3001NOT\u8fd0\u7b97\u7b26<\/p>\n<\/p>\n
NOT\u8fd0\u7b97\u7b26\u7528\u4e8e\u8fd4\u56de\u5176\u64cd\u4f5c\u6570\u7684\u53cd\u503c\u3002\u5982\u679c\u64cd\u4f5c\u6570\u4e3a\u771f\uff0c\u5219\u8fd4\u56deFalse\uff1b\u5982\u679c\u64cd\u4f5c\u6570\u4e3a\u5047\uff0c\u5219\u8fd4\u56deTrue\u3002\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u662f\uff1a<\/p>\n<\/p>\n
not a<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cNOT\u8fd0\u7b97\u7b26\u901a\u5e38\u7528\u4e8e\u53d6\u53cd\u4e00\u4e2a\u6761\u4ef6\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u7528\u6237\u662f\u5426\u672a\u767b\u5f55\uff1a<\/p>\n<\/p>\n
is_logged_in = False<\/p>\n
if not is_logged_in:<\/p>\n
    print("User is not logged in.")<\/p>\n
else:<\/p>\n
    print("User is logged in.")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5982\u679cis_logged_in<\/code>\u4e3aFalse\uff0c\u8f93\u51fa\u201cUser is not logged in.\u201d\uff0c\u5426\u5219\u8f93\u51fa\u201cUser is logged in.\u201d\u3002<\/p>\n<\/p>\n
\u56db\u3001\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7<\/p>\n<\/p>\n
\u4e86\u89e3\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\u5bf9\u4e8e\u6b63\u786e\u5730\u89e3\u6790\u590d\u6742\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\u975e\u5e38\u91cd\u8981\u3002\u5728Python\u4e2d\uff0cNOT\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\u6700\u9ad8\uff0c\u5176\u6b21\u662fAND\u8fd0\u7b97\u7b26\uff0c\u6700\u540e\u662fOR\u8fd0\u7b97\u7b26\u3002\u8fd9\u610f\u5473\u7740\u5728\u6ca1\u6709\u62ec\u53f7\u7684\u60c5\u51b5\u4e0b\uff0cNOT\u8fd0\u7b97\u7b26\u4f1a\u6700\u5148\u6267\u884c\uff0c\u7136\u540e\u662fAND\u8fd0\u7b97\u7b26\uff0c\u6700\u540e\u662fOR\u8fd0\u7b97\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
result = not a and b or c<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u8868\u8fbe\u5f0f\u4f1a\u9996\u5148\u8ba1\u7b97not a<\/code>\uff0c\u7136\u540e\u8ba1\u7b97not a and b<\/code>\uff0c\u6700\u540e\u8ba1\u7b97not a and b or c<\/code>\u3002\u4e3a\u4e86\u907f\u514d\u4f18\u5148\u7ea7\u5e26\u6765\u7684\u6df7\u6dc6\uff0c\u5efa\u8bae\u5728\u590d\u6742\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u4e2d\u4f7f\u7528\u62ec\u53f7\u6765\u660e\u786e\u8fd0\u7b97\u987a\u5e8f\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
result = (not a) and (b or c)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u8868\u8fbe\u5f0f\u6309\u7167\u9884\u671f\u7684\u987a\u5e8f\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u77ed\u8def\u6c42\u503c<\/p>\n<\/p>\n
Python\u7684\u903b\u8f91\u8fd0\u7b97\u7b26\u5177\u6709\u77ed\u8def\u6c42\u503c\uff08short-circuit evaluation\uff09\u7279\u6027\u3002\u6240\u8c13\u77ed\u8def\u6c42\u503c\uff0c\u662f\u6307\u5728\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u6c42\u503c\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u65e6\u786e\u5b9a\u4e86\u6574\u4e2a\u8868\u8fbe\u5f0f\u7684\u6700\u7ec8\u503c\uff0c\u5c31\u4f1a\u505c\u6b62\u8fdb\u4e00\u6b65\u7684\u8ba1\u7b97\u3002\u5177\u4f53\u6765\u8bf4\uff1a<\/p>\n<\/p>\n
    \n
  • \u5bf9\u4e8eAND\u8fd0\u7b97\u7b26\uff0c\u5982\u679c\u7b2c\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3aFalse\uff0c\u5219\u6574\u4e2a\u8868\u8fbe\u5f0f\u7684\u503c\u4e3aFalse\uff0c\u4e0d\u518d\u8ba1\u7b97\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u3002<\/li>\n
  • \u5bf9\u4e8eOR\u8fd0\u7b97\u7b26\uff0c\u5982\u679c\u7b2c\u4e00\u4e2a\u64cd\u4f5c\u6570\u4e3aTrue\uff0c\u5219\u6574\u4e2a\u8868\u8fbe\u5f0f\u7684\u503c\u4e3aTrue\uff0c\u4e0d\u518d\u8ba1\u7b97\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u3002<\/li>\n<\/ul>\n
    \u4f8b\u5982\uff1a<\/p>\n<\/p>\n
    a = False<\/p>\n
    b = True<\/p>\n
    result = a and b  # \u7531\u4e8ea\u4e3aFalse\uff0c\u6574\u4e2a\u8868\u8fbe\u5f0f\u4e3aFalse\uff0c\u4e0d\u8ba1\u7b97b<\/p>\n
    print(result)  # \u8f93\u51faFalse<\/p>\n
    result = a or b  # \u7531\u4e8ea\u4e3aFalse\uff0c\u7ee7\u7eed\u8ba1\u7b97b\uff0cb\u4e3aTrue\uff0c\u6574\u4e2a\u8868\u8fbe\u5f0f\u4e3aTrue<\/p>\n
    print(result)  # \u8f93\u51faTrue<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u77ed\u8def\u6c42\u503c\u53ef\u4ee5\u63d0\u9ad8\u903b\u8f91\u8868\u8fbe\u5f0f\u7684\u6267\u884c\u6548\u7387\uff0c\u7279\u522b\u662f\u5728\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u7684\u8ba1\u7b97\u5f00\u9500\u8f83\u5927\u65f6\u3002<\/p>\n<\/p>\n
    \u516d\u3001\u903b\u8f91\u8fd0\u7b97\u7b26\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\u7684\u5e94\u7528<\/p>\n<\/p>\n
    \u903b\u8f91\u8fd0\u7b97\u7b26\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5e38\u89c1\u7684\u573a\u666f\u5305\u62ec\u6761\u4ef6\u5224\u65ad\u3001\u5faa\u73af\u63a7\u5236\u548c\u5e03\u5c14\u503c\u7ec4\u5408\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u4f53\u7684\u5e94\u7528\u5b9e\u4f8b\uff1a<\/p>\n<\/p>\n
      \n
    1. \u6761\u4ef6\u5224\u65ad<\/li>\n<\/ol>\n
      \u5728\u6761\u4ef6\u5224\u65ad\u4e2d\uff0c\u903b\u8f91\u8fd0\u7b97\u7b26\u7528\u4e8e\u7ec4\u5408\u591a\u4e2a\u6761\u4ef6\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u7528\u6237\u662f\u5426\u5177\u6709\u67d0\u4e9b\u6743\u9650\uff1a<\/p>\n<\/p>\n
      is_admin = True<\/p>\n
      has_write_permission = False<\/p>\n
      if is_admin or has_write_permission:<\/p>\n
          print("User can modify the content.")<\/p>\n
      else:<\/p>\n
          print("User cannot modify the content.")<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u53ea\u8981\u7528\u6237\u662f\u7ba1\u7406\u5458\u6216\u8005\u5177\u6709\u5199\u6743\u9650\uff0c\u5c31\u5141\u8bb8\u4fee\u6539\u5185\u5bb9\u3002<\/p>\n<\/p>\n
        \n
      1. \u5faa\u73af\u63a7\u5236<\/li>\n<\/ol>\n
        \u5728\u5faa\u73af\u63a7\u5236\u4e2d\uff0c\u903b\u8f91\u8fd0\u7b97\u7b26\u7528\u4e8e\u7ec4\u5408\u591a\u4e2a\u9000\u51fa\u6761\u4ef6\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u5217\u8868\u4e2d\u7684\u5143\u7d20\u662f\u5426\u6ee1\u8db3\u67d0\u4e9b\u6761\u4ef6\uff1a<\/p>\n<\/p>\n
        numbers = [1, 2, 3, 4, 5]<\/p>\n
        has_even = False<\/p>\n
        for number in numbers:<\/p>\n
            if number % 2 == 0:<\/p>\n
                has_even = True<\/p>\n
                break<\/p>\n
        if has_even:<\/p>\n
            print("The list contains at least one even number.")<\/p>\n
        else:<\/p>\n
            print("The list does not contain any even numbers.")<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528AND\u8fd0\u7b97\u7b26\u5728\u5faa\u73af\u4e2d\u68c0\u67e5\u5217\u8868\u4e2d\u7684\u5143\u7d20\u662f\u5426\u6ee1\u8db3\u67d0\u4e2a\u6761\u4ef6\uff0c\u4e00\u65e6\u627e\u5230\u6ee1\u8db3\u6761\u4ef6\u7684\u5143\u7d20\uff0c\u5c31\u9000\u51fa\u5faa\u73af\u3002<\/p>\n<\/p>\n
          \n
        1. \u5e03\u5c14\u503c\u7ec4\u5408<\/li>\n<\/ol>\n
          \u5728\u5e03\u5c14\u503c\u7ec4\u5408\u4e2d\uff0c\u903b\u8f91\u8fd0\u7b97\u7b26\u7528\u4e8e\u7ec4\u5408\u591a\u4e2a\u5e03\u5c14\u503c\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u7528\u6237\u662f\u5426\u6ee1\u8db3\u67d0\u4e9b\u590d\u6742\u6761\u4ef6\uff1a<\/p>\n<\/p>\n
          is_active = True<\/p>\n
          is_verified = False<\/p>\n
          has_subscription = True<\/p>\n
          if is_active and (is_verified or has_subscription):<\/p>\n
              print("User can access premium content.")<\/p>\n
          else:<\/p>\n
              print("User cannot access premium content.")<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u7528\u6237\u5fc5\u987b\u662f\u6d3b\u8dc3\u7684\uff0c\u5e76\u4e14\u5df2\u9a8c\u8bc1\u6216\u8005\u62e5\u6709\u8ba2\u9605\uff0c\u624d\u80fd\u8bbf\u95ee\u9ad8\u7ea7\u5185\u5bb9\u3002<\/p>\n<\/p>\n
          \u603b\u7ed3<\/p>\n<\/p>\n
          Python\u903b\u8f91\u8fd0\u7b97\u7b26\uff08and\u3001or\u3001not\uff09\u662f\u6784\u5efa\u590d\u6742\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u57fa\u7840\u5de5\u5177\u3002\u901a\u8fc7\u7406\u89e3\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4f18\u5148\u7ea7\u3001\u77ed\u8def\u6c42\u503c\u7279\u6027\u4ee5\u53ca\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\u7684\u5e94\u7528\uff0c\u53ef\u4ee5\u7f16\u5199\u51fa\u66f4\u52a0\u9ad8\u6548\u548c\u53ef\u8bfb\u7684\u4ee3\u7801\u3002\u5728\u7f16\u5199\u590d\u6742\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\u65f6\uff0c\u5efa\u8bae\u4f7f\u7528\u62ec\u53f7\u6765\u660e\u786e\u8fd0\u7b97\u987a\u5e8f\uff0c\u907f\u514d\u4f18\u5148\u7ea7\u5e26\u6765\u7684\u6df7\u6dc6\u3002\u903b\u8f91\u8fd0\u7b97\u7b26\u5728\u6761\u4ef6\u5224\u65ad\u3001\u5faa\u73af\u63a7\u5236\u548c\u5e03\u5c14\u503c\u7ec4\u5408\u7b49\u573a\u666f\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u662f\u6bcf\u4e2aPython\u7a0b\u5e8f\u5458\u5fc5\u987b\u638c\u63e1\u7684\u57fa\u672c\u6280\u80fd\u3002<\/p>\n<\/p>\n
          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
           Python\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u57fa\u672c\u7528\u6cd5\u662f\u4ec0\u4e48\uff1f<\/strong>
          Python\u4e2d\u7684\u903b\u8f91\u8fd0\u7b97\u7b26\u4e3b\u8981\u6709\u4e09\u79cd\uff1aand<\/code>\u3001or<\/code>\u548cnot<\/code>\u3002and<\/code>\u8fd0\u7b97\u7b26\u7528\u4e8e\u5728\u4e24\u4e2a\u8868\u8fbe\u5f0f\u90fd\u4e3a\u771f\u65f6\u8fd4\u56de\u771f\uff0cor<\/code>\u8fd0\u7b97\u7b26\u5219\u5728\u81f3\u5c11\u4e00\u4e2a\u8868\u8fbe\u5f0f\u4e3a\u771f\u65f6\u8fd4\u56de\u771f\uff0c\u800cnot<\/code>\u8fd0\u7b97\u7b26\u7528\u4e8e\u53cd\u8f6c\u5e03\u5c14\u503c\u3002\u4f8b\u5982\uff0cTrue and False<\/code>\u7684\u7ed3\u679c\u662fFalse<\/code>\uff0cTrue or False<\/code>\u7684\u7ed3\u679c\u662fTrue<\/code>\uff0cnot True<\/code>\u7684\u7ed3\u679c\u662fFalse<\/code>\u3002\u7406\u89e3\u8fd9\u4e9b\u8fd0\u7b97\u7b26\u7684\u7ec4\u5408\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5728\u6761\u4ef6\u5224\u65ad\u4e2d\u6784\u5efa\u66f4\u590d\u6742\u7684\u903b\u8f91\u3002<\/p>\n
          \u5982\u4f55\u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26\u8fdb\u884c\u6761\u4ef6\u5224\u65ad\uff1f<\/strong>
          \u5728Python\u4e2d\uff0c\u903b\u8f91\u8fd0\u7b97\u7b26\u5e38\u5e38\u4e0e\u6761\u4ef6\u8bed\u53e5\u4e00\u8d77\u4f7f\u7528\uff0c\u6bd4\u5982if<\/code>\u8bed\u53e5\u3002\u4f60\u53ef\u4ee5\u5c06\u591a\u4e2a\u6761\u4ef6\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u590d\u6742\u7684\u903b\u8f91\u5224\u65ad\u3002\u4f8b\u5982\uff0cif age > 18 and has_permission:<\/code>\u53ef\u4ee5\u5224\u65ad\u4e00\u4e2a\u4eba\u662f\u5426\u6210\u5e74\u4e14\u62e5\u6709\u6743\u9650\u3002\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u7075\u6d3b\u8fd0\u7528\u53ef\u4ee5\u8ba9\u4f60\u7684\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u548c\u6613\u4e8e\u7406\u89e3\u3002<\/p>\n
          \u903b\u8f91\u8fd0\u7b97\u7b26\u5728\u5e03\u5c14\u8868\u8fbe\u5f0f\u4e2d\u7684\u4f18\u5148\u7ea7\u5982\u4f55\uff1f<\/strong>
          \u5728Python\u4e2d\uff0c\u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\u662f\u56fa\u5b9a\u7684\uff0cnot<\/code>\u7684\u4f18\u5148\u7ea7\u9ad8\u4e8eand<\/code>\uff0c\u800cand<\/code>\u53c8\u9ad8\u4e8eor<\/code>\u3002\u8fd9\u610f\u5473\u7740\u5728\u6ca1\u6709\u62ec\u53f7\u7684\u60c5\u51b5\u4e0b\uff0cnot<\/code>\u8fd0\u7b97\u4f1a\u5148\u4e8eand<\/code>\u8fd0\u7b97\u6267\u884c\uff0c\u800cand<\/code>\u8fd0\u7b97\u4f1a\u5148\u4e8eor<\/code>\u8fd0\u7b97\u3002\u4e3a\u4e86\u907f\u514d\u6df7\u6dc6\uff0c\u5efa\u8bae\u5728\u590d\u6742\u7684\u5e03\u5c14\u8868\u8fbe\u5f0f\u4e2d\u4f7f\u7528\u62ec\u53f7\uff0c\u4ee5\u6e05\u6670\u5730\u8868\u660e\u8fd0\u7b97\u987a\u5e8f\u3002\u6bd4\u5982\uff0cnot (x > 5 and y < 10) or z == 0<\/code>\u7684\u7ed3\u6784\u6bd4\u4e0d\u4f7f\u7528\u62ec\u53f7\u7684\u8868\u8fbe\u5f0f\u66f4\u5bb9\u6613\u7406\u89e3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u903b\u8f91\u8fd0\u7b97\u7b26\u4e3b\u8981\u5305\u62ecand\u3001or\u548cnot\uff0c\u5b83\u4eec\u7528\u4e8e\u5728\u5e03\u5c14\u503c\u4e4b\u95f4\u8fdb\u884c\u903b\u8f91\u64cd\u4f5c\u3001and\u8fd0\u7b97\u7b26\u8fd4\u56de\u4e24\u4e2a\u64cd\u4f5c […]","protected":false},"author":3,"featured_media":1071967,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1071961"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1071961"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1071961\/revisions"}],"predecessor-version":[{"id":1071968,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1071961\/revisions\/1071968"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1071967"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1071961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1071961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1071961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}