{"id":937501,"date":"2024-12-26T19:53:08","date_gmt":"2024-12-26T11:53:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/937501.html"},"modified":"2024-12-26T19:53:10","modified_gmt":"2024-12-26T11:53:10","slug":"python-%e5%a6%82%e4%bd%95%e8%be%93%e5%87%ba%e9%97%ae%e5%8f%b7","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/937501.html","title":{"rendered":"python \u5982\u4f55\u8f93\u51fa\u95ee\u53f7"},"content":{"rendered":"

\"python<\/p>\n

\u5728Python\u4e2d\u8f93\u51fa\u95ee\u53f7\uff0c\u53ef\u4ee5\u4f7f\u7528print()\u51fd\u6570\u3001\u5b57\u7b26\u4e32\u53d8\u91cf\u6216\u8005\u683c\u5f0f\u5316\u5b57\u7b26\u4e32<\/strong>\u3002\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528print()\u51fd\u6570\u76f4\u63a5\u5c06\u95ee\u53f7\u4f5c\u4e3a\u5b57\u7b26\u4e32\u8f93\u51fa\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u51e0\u79cd\u65b9\u6cd5\u4ee5\u53ca\u76f8\u5173\u7684\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528print()\u51fd\u6570\u8f93\u51fa\u95ee\u53f7<\/p>\n<\/p>\n

\u5728Python\u4e2d\uff0cprint()\u51fd\u6570\u7528\u4e8e\u5c06\u6307\u5b9a\u7684\u6d88\u606f\u8f93\u51fa\u5230\u5c4f\u5e55\u3002\u8981\u8f93\u51fa\u95ee\u53f7\uff0c\u53ea\u9700\u5c06\u95ee\u53f7\u4f5c\u4e3a\u5b57\u7b26\u4e32\u4f20\u9012\u7ed9print()\u51fd\u6570\u5373\u53ef\u3002<\/p>\n<\/p>\n

print("?")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u5f0f\u6700\u4e3a\u7b80\u5355\u76f4\u63a5\uff0c\u9002\u5408\u4e8e\u5728\u811a\u672c\u4e2d\u5feb\u901f\u8f93\u51fa\u95ee\u53f7\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u53d8\u91cf\u8f93\u51fa\u95ee\u53f7<\/p>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u5b57\u7b26\u4e32\u662f\u5b58\u50a8\u5b57\u7b26\u5e8f\u5217\u7684\u53d8\u91cf\u7c7b\u578b\u3002\u53ef\u4ee5\u5c06\u95ee\u53f7\u5b58\u50a8\u5728\u5b57\u7b26\u4e32\u53d8\u91cf\u4e2d\uff0c\u7136\u540e\u901a\u8fc7print()\u51fd\u6570\u8f93\u51fa\u8be5\u53d8\u91cf\u3002<\/p>\n<\/p>\n
question_mark = "?"<\/p>\n
print(question_mark)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u7684\u597d\u5904\u662f\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u591a\u6b21\u4f7f\u7528\u8be5\u53d8\u91cf\uff0c\u800c\u65e0\u9700\u53cd\u590d\u8f93\u5165\u95ee\u53f7\u5b57\u7b26\u3002\u5f53\u7a0b\u5e8f\u9700\u8981\u52a8\u6001\u751f\u6210\u548c\u5904\u7406\u5b57\u7b26\u4e32\u65f6\uff0c\u8fd9\u79cd\u65b9\u6cd5\u5c24\u4e3a\u5b9e\u7528\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u8f93\u51fa\u95ee\u53f7<\/p>\n<\/p>\n
Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u8f93\u51fa\u65f6\u63d2\u5165\u53d8\u91cf\u6216\u8868\u8fbe\u5f0f\u7ed3\u679c\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u662ff-string\uff08\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u5b57\u9762\u503c\uff09\u548cstr.format()\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
    \n
  1. \u4f7f\u7528f-string<\/li>\n<\/ol>\n
    f-string\u662fPython 3.6\u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\u5f15\u5165\u7684\u4e00\u79cd\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7684\u65b9\u5f0f\u3002\u5b83\u5141\u8bb8\u5728\u5b57\u7b26\u4e32\u4e2d\u5d4c\u5165\u8868\u8fbe\u5f0f\uff0c\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\u4f1a\u88ab\u66ff\u6362\u6210\u5bf9\u5e94\u7684\u503c\u3002<\/p>\n<\/p>\n
    question_mark = "?"<\/p>\n
    print(f"The character is: {question_mark}")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
      \n
    1. \u4f7f\u7528str.format()\u65b9\u6cd5<\/li>\n<\/ol>\n
      str.format()\u65b9\u6cd5\u662f\u4e00\u79cd\u9002\u7528\u4e8ePython 2.7\u53ca\u66f4\u9ad8\u7248\u672c\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u5f0f\u3002\u5b83\u901a\u8fc7\u82b1\u62ec\u53f7{}\u6765\u6807\u8bc6\u9700\u8981\u66ff\u6362\u7684\u5b57\u6bb5\uff0c\u5e76\u5728format()\u65b9\u6cd5\u4e2d\u4f20\u5165\u5bf9\u5e94\u7684\u503c\u3002<\/p>\n<\/p>\n
      question_mark = "?"<\/p>\n
      print("The character is: {}".format(question_mark))<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u79cd\u65b9\u5f0f\u7684\u597d\u5904\u662f\u53ef\u4ee5\u5728\u4e00\u4e2a\u5b57\u7b26\u4e32\u4e2d\u63d2\u5165\u591a\u4e2a\u53d8\u91cf\uff0c\u9002\u5408\u7528\u4e8e\u9700\u8981\u590d\u6742\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u7684\u573a\u5408\u3002<\/p>\n<\/p>\n
      \u56db\u3001\u5904\u7406\u7279\u6b8a\u60c5\u51b5<\/p>\n<\/p>\n
      \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u95ee\u53f7\u53ef\u80fd\u9700\u8981\u4e0e\u5176\u4ed6\u5b57\u7b26\u7ec4\u5408\u8fdb\u884c\u8f93\u51fa\uff0c\u6216\u8005\u9700\u8981\u5728\u4e0d\u540c\u7f16\u7801\u73af\u5883\u4e2d\u786e\u4fdd\u6b63\u786e\u663e\u793a\u3002\u8fd9\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n
        \n
      1. \u8f6c\u4e49\u5b57\u7b26<\/strong>\uff1a\u5982\u679c\u9700\u8981\u8f93\u51fa\u95ee\u53f7\u4e0e\u5176\u4ed6\u5b57\u7b26\u7684\u7ec4\u5408\uff0c\u786e\u4fdd\u5b57\u7b26\u4e32\u4e2d\u4e0d\u4f1a\u5f15\u8d77\u8f6c\u4e49\u9519\u8bef\u3002\u4f8b\u5982\uff0c\u5728\u6b63\u5219\u8868\u8fbe\u5f0f\u4e2d\uff0c\u95ee\u53f7\u662f\u4e00\u4e2a\u7279\u6b8a\u5b57\u7b26\uff0c\u9700\u8981\u4f7f\u7528\u53cd\u659c\u6760\u8fdb\u884c\u8f6c\u4e49\u3002<\/li>\n<\/ol>\n
        import re<\/p>\n
        \u5339\u914d"abc"\u540e\u9762\u8ddf\u968f0\u4e2a\u62161\u4e2a"d"\u7684\u5b57\u7b26\u4e32<\/strong><\/h2>\n
        pattern = r"abc\\d?"<\/p>\n
        string = "abcd"<\/p>\n
        match = re.match(pattern, string)<\/p>\n
        print(match)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
          \n
        1. \u7f16\u7801\u95ee\u9898<\/strong>\uff1a\u5728\u4e0d\u540c\u7f16\u7801\u73af\u5883\u4e2d\uff0c\u786e\u4fdd\u5b57\u7b26\u4e32\u7684\u7f16\u7801\u65b9\u5f0f\u4e0e\u73af\u5883\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u8f93\u51fa\u4e71\u7801\u3002Python\u9ed8\u8ba4\u4f7f\u7528UTF-8\u7f16\u7801\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u6587\u4ef6\u7f16\u7801\u6216\u8005\u4f7f\u7528encode()\/decode()\u65b9\u6cd5\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<\/ol>\n
          # \u8bbe\u7f6e\u6587\u4ef6\u7f16\u7801\u4e3aUTF-8<\/p>\n
          -*- coding: utf-8 -*-<\/strong><\/h2>\n
          question_mark = "?"<\/p>\n
          encoded_question_mark = question_mark.encode('utf-8')<\/p>\n
          decoded_question_mark = encoded_question_mark.decode('utf-8')<\/p>\n
          print(decoded_question_mark)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u603b\u7ed3\u6765\u8bf4\uff0c\u5728Python\u4e2d\u8f93\u51fa\u95ee\u53f7\u662f\u975e\u5e38\u7b80\u5355\u4e14\u591a\u6837\u5316\u7684<\/strong>\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u65e0\u8bba\u662f\u76f4\u63a5\u8f93\u51fa\u3001\u4f7f\u7528\u53d8\u91cf\u3001\u8fd8\u662f\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u90fd\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u95ee\u53f7\u7684\u8f93\u51fa\u3002\u901a\u8fc7\u7406\u89e3\u548c\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u80fd\u591f\u63d0\u9ad8\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n
          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
           \u5728Python\u4e2d\u5982\u4f55\u8f93\u51fa\u95ee\u53f7\u5b57\u7b26\uff1f<\/strong>
          \u5728Python\u4e2d\uff0c\u8f93\u51fa\u95ee\u53f7\u5b57\u7b26\u975e\u5e38\u7b80\u5355\u3002\u60a8\u53ea\u9700\u4f7f\u7528print()<\/code>\u51fd\u6570\u5c06\u95ee\u53f7\u653e\u5728\u5f15\u53f7\u5185\u3002\u793a\u4f8b\u5982\u4e0b\uff1a  <\/p>\n
          print("?")\n<\/code><\/pre>\n
          \u8fd0\u884c\u8be5\u4ee3\u7801\u540e\uff0c\u63a7\u5236\u53f0\u5c06\u663e\u793a\u95ee\u53f7\u3002<\/p>\n
          \u662f\u5426\u53ef\u4ee5\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u95ee\u53f7\uff1f<\/strong>
          \u5f53\u7136\u53ef\u4ee5\uff01\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u95ee\u53f7\u4e0e\u5176\u4ed6\u5b57\u7b26\u4e00\u6837\u3002\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u62fc\u63a5\u6216\u683c\u5f0f\u5316\u5c06\u95ee\u53f7\u5305\u542b\u5728\u6587\u672c\u4e2d\u3002\u4f8b\u5982\uff1a  <\/p>\n
          message = "\u4f60\u597d\u5417\uff1f"\nprint(message)\n<\/code><\/pre>\n
          \u8fd9\u5c06\u8f93\u51fa\u201c\u4f60\u597d\u5417\uff1f\u201d\u3002<\/p>\n
          \u5728Python\u4e2d\u5982\u4f55\u5904\u7406\u5305\u542b\u95ee\u53f7\u7684\u5b57\u7b26\u4e32\uff1f<\/strong>
          \u5982\u679c\u60a8\u9700\u8981\u5904\u7406\u5305\u542b\u95ee\u53f7\u7684\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u65b9\u6cd5\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u67e5\u627e\u548c\u66ff\u6362\u95ee\u53f7\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u66ff\u6362\u95ee\u53f7\u4e3a\u5176\u4ed6\u5b57\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528replace()<\/code>\u65b9\u6cd5\uff1a  <\/p>\n
          text = "\u4f60\u597d\u5417\uff1f"\nnew_text = text.replace("\uff1f", "\uff01")\nprint(new_text)  # \u8f93\u51fa\uff1a\u4f60\u597d\u5417\uff01\n<\/code><\/pre>\n
          \u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u7075\u6d3b\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5bf9\u5305\u542b\u95ee\u53f7\u7684\u5b57\u7b26\u4e32\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8f93\u51fa\u95ee\u53f7\uff0c\u53ef\u4ee5\u4f7f\u7528print()\u51fd\u6570\u3001\u5b57\u7b26\u4e32\u53d8\u91cf\u6216\u8005\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u3002\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528print […]","protected":false},"author":3,"featured_media":937503,"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\/937501"}],"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=937501"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/937501\/revisions"}],"predecessor-version":[{"id":937505,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/937501\/revisions\/937505"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/937503"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=937501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=937501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=937501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}