{"id":950689,"date":"2024-12-27T00:41:56","date_gmt":"2024-12-26T16:41:56","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/950689.html"},"modified":"2024-12-27T00:41:57","modified_gmt":"2024-12-26T16:41:57","slug":"python%e5%a6%82%e4%bd%95%e6%98%be%e7%a4%ba%e5%ad%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/950689.html","title":{"rendered":"Python\u5982\u4f55\u663e\u793a\u5b57"},"content":{"rendered":"

\"Python\u5982\u4f55\u663e\u793a\u5b57\"<\/p>\n

Python\u663e\u793a\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528print\u51fd\u6570\u3001\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u3001\u5b57\u7b26\u4e32\u8fde\u63a5\u3001f-strings\u7b49\u3002<\/strong>\u4f7f\u7528print\u51fd\u6570\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u4f8b\u5982print("Hello, World!")<\/code>\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u663e\u793a\u5b57\u7b26\u4e32\u3002\u9664\u4e86\u57fa\u672c\u7684print\u51fd\u6570\uff0cPython\u8fd8\u63d0\u4f9b\u4e86\u591a\u79cd\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u5f0f\uff0c\u4f8b\u5982\u4f7f\u7528\u767e\u5206\u53f7%<\/code>\u3001str.format()<\/code>\u65b9\u6cd5\u548cf-strings\u3002f-strings\u662fPython 3.6\u4ee5\u540e\u5f15\u5165\u7684\u4e00\u79cd\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u65b9\u5f0f\uff0c\u4f7f\u7528\u8d77\u6765\u7b80\u5355\u4e14\u9ad8\u6548\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001PRINT\u51fd\u6570<\/p>\n<\/p>\n

print()<\/code>\u51fd\u6570\u662fPython\u4e2d\u6700\u57fa\u672c\u7684\u7528\u4e8e\u8f93\u51fa\u7684\u51fd\u6570\u3002\u5b83\u53ef\u4ee5\u76f4\u63a5\u5c06\u5b57\u7b26\u4e32\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u8f7b\u677e\u5730\u663e\u793a\u4efb\u4f55\u5b57\u7b26\u4e32\u3002\u8fd9\u4e2a\u51fd\u6570\u7684\u57fa\u672c\u8bed\u6cd5\u662fprint(object(s), sep=' ', end='\\n', file=sys.stdout, flush=False)<\/code>\u3002\u5176\u4e2d\uff0cobject(s)<\/code>\u662f\u9700\u8981\u6253\u5370\u7684\u5bf9\u8c61\uff0csep<\/code>\u662f\u5206\u9694\u7b26\uff0c\u9ed8\u8ba4\u662f\u7a7a\u683c\uff0cend<\/code>\u662f\u7ed3\u675f\u7b26\uff0c\u9ed8\u8ba4\u662f\u6362\u884c\u7b26\u3002<\/p>\n<\/p>\n

    \n
  1. \n

    \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n

    print()<\/code>\u51fd\u6570\u7684\u57fa\u672c\u7528\u6cd5\u662f\u76f4\u63a5\u5c06\u5b57\u7b26\u4e32\u4f20\u9012\u7ed9\u5b83\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

    print("Hello, World!")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u884c\u4ee3\u7801\u4f1a\u5728\u63a7\u5236\u53f0\u8f93\u51fa\u201cHello, World!\u201d\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u591a\u4e2a\u53c2\u6570<\/strong><\/p>\n<\/p>\n
    print()<\/code>\u51fd\u6570\u5141\u8bb8\u4f20\u9012\u591a\u4e2a\u53c2\u6570\uff0c\u53c2\u6570\u4e4b\u95f4\u4f1a\u7528\u6307\u5b9a\u7684\u5206\u9694\u7b26\u8fde\u63a5\uff0c\u9ed8\u8ba4\u662f\u7a7a\u683c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
    print("Hello,", "World!")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8f93\u51fa\u4e3a\u201cHello, World!\u201d\u3002<\/p>\n<\/p>\n<\/li>\n
  3. \n
    \u81ea\u5b9a\u4e49\u5206\u9694\u7b26\u548c\u7ed3\u675f\u7b26<\/strong><\/p>\n<\/p>\n
    \u53ef\u4ee5\u901a\u8fc7sep<\/code>\u548cend<\/code>\u53c2\u6570\u6765\u6539\u53d8\u9ed8\u8ba4\u7684\u5206\u9694\u7b26\u548c\u7ed3\u675f\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
    print("Hello,", "World!", sep="-", end="!!!\\n")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8f93\u51fa\u4e3a\u201cHello,-World!!!!\u201d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u5b57\u7b26\u4e32\u683c\u5f0f\u5316<\/p>\n<\/p>\n
    \u5728Python\u4e2d\uff0c\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u53d8\u91cf\u548c\u5e38\u91cf\u7ed3\u5408\u5728\u4e00\u8d77\u8f93\u51fa\u4e3a\u4e00\u4e2a\u5b8c\u6574\u7684\u5b57\u7b26\u4e32\u3002\u8fd9\u4e9b\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u767e\u5206\u53f7\u683c\u5f0f\u5316\u3001str.format()<\/code>\u65b9\u6cd5\u548cf-strings\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u767e\u5206\u53f7\u683c\u5f0f\u5316<\/strong><\/p>\n<\/p>\n
      \u767e\u5206\u53f7\u683c\u5f0f\u5316\u662f\u4e00\u79cd\u7ecf\u5178\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u5f0f\uff0c\u4f7f\u7528\u8d77\u6765\u7c7b\u4f3c\u4e8eC\u8bed\u8a00\u4e2d\u7684printf<\/code>\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
      name = "Alice"<\/p>\n
      age = 30<\/p>\n
      print("Name: %s, Age: %d" % (name, age))<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8f93\u51fa\u4e3a\u201cName: Alice, Age: 30\u201d\u3002<\/p>\n<\/p>\n<\/li>\n
    2. \n
      str.format()\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n
      str.format()<\/code>\u65b9\u6cd5\u662fPython 2.6\u548c3.0\u5f15\u5165\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\u3002\u5b83\u901a\u8fc7\u5927\u62ec\u53f7{}<\/code>\u6765\u8868\u793a\u5360\u4f4d\u7b26\uff0c\u53ef\u4ee5\u5728\u5927\u62ec\u53f7\u4e2d\u6307\u5b9a\u4f4d\u7f6e\u6216\u540d\u79f0\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
      name = "Bob"<\/p>\n
      age = 25<\/p>\n
      print("Name: {}, Age: {}".format(name, age))<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8f93\u51fa\u4e3a\u201cName: Bob, Age: 25\u201d\u3002<\/p>\n<\/p>\n
      \u4e5f\u53ef\u4ee5\u4f7f\u7528\u4f4d\u7f6e\u53c2\u6570\uff1a<\/p>\n<\/p>\n
      print("Name: {0}, Age: {1}".format(name, age))<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u6216\u8005\u4f7f\u7528\u5173\u952e\u5b57\u53c2\u6570\uff1a<\/p>\n<\/p>\n
      print("Name: {name}, Age: {age}".format(name=name, age=age))<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    3. \n
      f-strings<\/strong><\/p>\n<\/p>\n
      f-strings\u662fPython 3.6\u5f15\u5165\u7684\u4e00\u79cd\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u65b9\u5f0f\uff0c\u662f\u76ee\u524d\u6700\u63a8\u8350\u7684\u65b9\u5f0f\u4e4b\u4e00\u3002\u5b83\u5728\u5b57\u7b26\u4e32\u524d\u52a0\u4e0a\u5b57\u6bcdf<\/code>\u6216F<\/code>\uff0c\u7136\u540e\u5728\u5b57\u7b26\u4e32\u4e2d\u76f4\u63a5\u5d4c\u5165\u53d8\u91cf\u6216\u8868\u8fbe\u5f0f\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
      name = "Charlie"<\/p>\n
      age = 28<\/p>\n
      print(f"Name: {name}, Age: {age}")<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8f93\u51fa\u4e3a\u201cName: Charlie, Age: 28\u201d\u3002<\/p>\n<\/p>\n
      f-strings\u4e0d\u4ec5\u53ef\u4ee5\u5d4c\u5165\u53d8\u91cf\uff0c\u8fd8\u53ef\u4ee5\u5d4c\u5165\u8868\u8fbe\u5f0f\uff1a<\/p>\n<\/p>\n
      print(f"Next year, {name} will be {age + 1} years old.")<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001\u5b57\u7b26\u4e32\u8fde\u63a5<\/p>\n<\/p>\n
      Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5b57\u7b26\u4e32\u8fde\u63a5\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u591a\u4e2a\u5b57\u7b26\u4e32\u5408\u5e76\u4e3a\u4e00\u4e2a\u5b8c\u6574\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u4f7f\u7528\u52a0\u53f7+<\/code><\/strong><\/p>\n<\/p>\n
        \u4f7f\u7528\u52a0\u53f7+<\/code>\u53ef\u4ee5\u7b80\u5355\u5730\u5c06\u4e24\u4e2a\u6216\u591a\u4e2a\u5b57\u7b26\u4e32\u8fde\u63a5\u5728\u4e00\u8d77\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
        first_name = "John"<\/p>\n
        last_name = "Doe"<\/p>\n
        full_name = first_name + " " + last_name<\/p>\n
        print(full_name)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8f93\u51fa\u4e3a\u201cJohn Doe\u201d\u3002<\/p>\n<\/p>\n<\/li>\n
      2. \n
        \u4f7f\u7528join()\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n
        join()<\/code>\u65b9\u6cd5\u662fPython\u4e2d\u8fde\u63a5\u5b57\u7b26\u4e32\u7684\u53e6\u4e00\u79cd\u65b9\u5f0f\uff0c\u7279\u522b\u9002\u5408\u8fde\u63a5\u591a\u4e2a\u5b57\u7b26\u4e32\u6784\u6210\u7684\u5217\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
        words = ["Python", "is", "awesome"]<\/p>\n
        sentence = " ".join(words)<\/p>\n
        print(sentence)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8f93\u51fa\u4e3a\u201cPython is awesome\u201d\u3002<\/p>\n<\/p>\n<\/li>\n
      3. \n
        \u4f7f\u7528f-strings<\/strong><\/p>\n<\/p>\n
        \u9664\u4e86\u683c\u5f0f\u5316\uff0cf-strings\u4e5f\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u5b57\u7b26\u4e32\uff1a<\/p>\n<\/p>\n
        first_name = "Jane"<\/p>\n
        last_name = "Smith"<\/p>\n
        print(f"{first_name} {last_name}")<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
        \u56db\u3001\u5b57\u7b26\u4e32\u8f6c\u4e49\u5b57\u7b26<\/p>\n<\/p>\n
        \u5728Python\u5b57\u7b26\u4e32\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u53cd\u659c\u6760<\/code>\u6765\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\uff0c\u4f8b\u5982\u6362\u884c\u7b26\\n<\/code>\u3001\u5236\u8868\u7b26\\t<\/code>\u7b49\u3002<\/p>\n<\/p>\n
          \n
        1. \n
          \u5e38\u89c1\u8f6c\u4e49\u5b57\u7b26<\/strong><\/p>\n<\/p>\n
            \n
          • \\n<\/code>\uff1a\u6362\u884c<\/li>\n
          • \\t<\/code>\uff1a\u5236\u8868\u7b26<\/li>\n
          • \\<\/code>\uff1a\u53cd\u659c\u6760<\/li>\n
          • \\'<\/code>\uff1a\u5355\u5f15\u53f7<\/li>\n
          • \\"<\/code>\uff1a\u53cc\u5f15\u53f7<\/li>\n<\/ul>\n
            \u4f8b\u5982\uff1a<\/p>\n<\/p>\n
            print("Line1\\nLine2")<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u8f93\u51fa\u4e3a\uff1a<\/p>\n<\/p>\n
            Line1<\/p>\n
            Line2<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          • \n
            \u539f\u59cb\u5b57\u7b26\u4e32<\/strong><\/p>\n<\/p>\n
            \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5e0c\u671b\u5b57\u7b26\u4e32\u4e2d\u7684\u53cd\u659c\u6760\u4e0d\u4f5c\u4e3a\u8f6c\u4e49\u5b57\u7b26\uff0c\u800c\u662f\u4f5c\u4e3a\u666e\u901a\u5b57\u7b26\uff0c\u8fd9\u65f6\u53ef\u4ee5\u4f7f\u7528\u539f\u59cb\u5b57\u7b26\u4e32\u3002\u539f\u59cb\u5b57\u7b26\u4e32\u901a\u8fc7\u5728\u5b57\u7b26\u4e32\u524d\u52a0\u4e0a\u5b57\u6bcdr<\/code>\u6216R<\/code>\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
            path = r"C:\\Users\\Name"<\/p>\n
            print(path)<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u8f93\u51fa\u4e3a\u201cC:\\Users\\Name\u201d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
            \u4e94\u3001UNICODE\u5b57\u7b26\u4e32<\/p>\n<\/p>\n
            Python 3\u9ed8\u8ba4\u4f7f\u7528Unicode\u5b57\u7b26\u4e32\uff0c\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u591a\u8bed\u8a00\u5b57\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
            print("\u4f60\u597d\uff0c\u4e16\u754c")  # \u8f93\u51fa\u4e2d\u6587<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u516d\u3001\u5b57\u7b26\u4e32\u5e38\u89c1\u64cd\u4f5c<\/p>\n<\/p>\n
              \n
            1. \n
              \u5b57\u7b26\u4e32\u5207\u7247<\/strong><\/p>\n<\/p>\n
              \u5b57\u7b26\u4e32\u5207\u7247\u53ef\u4ee5\u83b7\u53d6\u5b57\u7b26\u4e32\u7684\u5b50\u4e32\u3002\u57fa\u672c\u8bed\u6cd5\u662fstring[start:end:step]<\/code>\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
              text = "Hello, World!"<\/p>\n
              print(text[0:5])  # \u8f93\u51fa\u201cHello\u201d<\/p>\n
              print(text[7:])   # \u8f93\u51fa\u201cWorld!\u201d<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            2. \n
              \u5b57\u7b26\u4e32\u67e5\u627e<\/strong><\/p>\n<\/p>\n
              \u53ef\u4ee5\u4f7f\u7528find()<\/code>\u6216index()<\/code>\u65b9\u6cd5\u67e5\u627e\u5b50\u4e32\u7684\u4f4d\u7f6e\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
              text = "Hello, World!"<\/p>\n
              position = text.find("World")<\/p>\n
              print(position)  # \u8f93\u51fa7<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            3. \n
              \u5b57\u7b26\u4e32\u66ff\u6362<\/strong><\/p>\n<\/p>\n
              \u4f7f\u7528replace()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u5b50\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
              text = "Hello, World!"<\/p>\n
              new_text = text.replace("World", "Python")<\/p>\n
              print(new_text)  # \u8f93\u51fa\u201cHello, Python!\u201d<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            4. \n
              \u5b57\u7b26\u4e32\u5206\u5272<\/strong><\/p>\n<\/p>\n
              \u4f7f\u7528split()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u5206\u5272\u4e3a\u5217\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
              text = "Python is awesome"<\/p>\n
              words = text.split()<\/p>\n
              print(words)  # \u8f93\u51fa['Python', 'is', 'awesome']<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
              \u7efc\u4e0a\u6240\u8ff0\uff0cPython\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u663e\u793a\u548c\u5904\u7406\u5b57\u7b26\u4e32\uff0c\u4ece\u57fa\u672c\u7684print()<\/code>\u51fd\u6570\u5230\u9ad8\u7ea7\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u548c\u64cd\u4f5c\u65b9\u6cd5\u3002\u8fd9\u4e9b\u5de5\u5177\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u80fd\u591f\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u7684\u9700\u6c42\uff0c\u65e0\u8bba\u662f\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u8f93\u51fa\u8fd8\u662f\u590d\u6742\u7684\u5b57\u7b26\u4e32\u5904\u7406\u3002\u5728Python\u4e2d\uff0c\u5b57\u7b26\u4e32\u662f\u4e00\u4e2a\u975e\u5e38\u7075\u6d3b\u548c\u5f3a\u5927\u7684\u6570\u636e\u7c7b\u578b\uff0c\u719f\u7ec3\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\u5c06\u5927\u5927\u63d0\u9ad8\u7f16\u7a0b\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/p>\n<\/p>\n
              \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
               \u5982\u4f55\u5728Python\u4e2d\u8f93\u51fa\u6587\u672c\uff1f<\/strong>
              \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528print()<\/code>\u51fd\u6570\u6765\u663e\u793a\u6587\u672c\u3002\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u63a5\u6536\u4e00\u4e2a\u6216\u591a\u4e2a\u53c2\u6570\uff0c\u5e76\u5c06\u5b83\u4eec\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002\u4f8b\u5982\uff0cprint("Hello, World!")<\/code>\u5c06\u4f1a\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u201cHello, World!\u201d\u3002\u53e6\u5916\uff0c\u4f60\u8fd8\u53ef\u4ee5\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u6765\u8f93\u51fa\u53d8\u91cf\u548c\u6587\u672c\uff0c\u50cf\u8fd9\u6837\uff1aname = "Alice"; print(f"Hello, {name}!")<\/code>\u3002<\/p>\n
              Python\u652f\u6301\u54ea\u4e9b\u5b57\u7b26\u7f16\u7801\uff1f<\/strong>
              Python\u9ed8\u8ba4\u4f7f\u7528UTF-8\u7f16\u7801\uff0c\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u652f\u6301\u591a\u79cd\u8bed\u8a00\u7684\u5b57\u7b26\u3002\u5728\u5904\u7406\u5305\u542b\u975e\u82f1\u6587\u5b57\u7b26\u7684\u6587\u672c\u65f6\uff0c\u786e\u4fdd\u4f7f\u7528\u6b63\u786e\u7684\u7f16\u7801\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u5f53\u8bfb\u53d6\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u6307\u5b9a\u7f16\u7801\uff1aopen('file.txt', 'r', encoding='utf-8')<\/code>\uff0c\u4ee5\u786e\u4fdd\u6587\u672c\u80fd\u591f\u6b63\u786e\u663e\u793a\u548c\u5904\u7406\u3002<\/p>\n
              \u5982\u4f55\u5728Python\u4e2d\u63a7\u5236\u8f93\u51fa\u7684\u683c\u5f0f\uff1f<\/strong>
              \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\u6765\u63a7\u5236\u8f93\u51fa\u7684\u683c\u5f0f\u3002\u4f7f\u7528str.format()<\/code>\u65b9\u6cd5\u6216\u8005\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff08f-strings\uff09\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u8f93\u51fa\u9700\u6c42\u3002\u4f8b\u5982\uff0cprint("The value is: {:.2f}".format(3.14159))<\/code>\u4f1a\u8f93\u51fa\u201c3.14\u201d\uff0c\u5176\u4e2d{:.2f}<\/code>\u6307\u5b9a\u4e86\u5c0f\u6570\u70b9\u540e\u4fdd\u7559\u4e24\u4f4d\u6570\u5b57\u3002\u4f7f\u7528\u8fd9\u79cd\u65b9\u6cd5\uff0c\u53ef\u4ee5\u786e\u4fdd\u8f93\u51fa\u7b26\u5408\u7279\u5b9a\u7684\u683c\u5f0f\u8981\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u663e\u793a\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528print\u51fd\u6570\u3001\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u3001\u5b57\u7b26\u4e32\u8fde\u63a5\u3001f-strings\u7b49\u3002\u4f7f\u7528pri […]","protected":false},"author":3,"featured_media":950690,"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\/950689"}],"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=950689"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/950689\/revisions"}],"predecessor-version":[{"id":950691,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/950689\/revisions\/950691"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/950690"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=950689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=950689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=950689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}