{"id":984058,"date":"2024-12-27T07:24:49","date_gmt":"2024-12-26T23:24:49","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/984058.html"},"modified":"2024-12-27T07:24:53","modified_gmt":"2024-12-26T23:24:53","slug":"python%e5%a6%82%e4%bd%95%e6%af%94%e8%be%83%e6%97%b6%e9%97%b4%e5%a4%a7%e5%b0%8f","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/984058.html","title":{"rendered":"python\u5982\u4f55\u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f"},"content":{"rendered":"

\"python\u5982\u4f55\u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f\"<\/p>\n

\u5728Python\u4e2d\u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f\u901a\u5e38\u6709\u51e0\u79cd\u65b9\u6cd5\uff0c\u4f7f\u7528datetime\u6a21\u5757\u3001\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\u3001\u76f4\u63a5\u6bd4\u8f83\u65f6\u95f4\u5bf9\u8c61<\/strong>\u3002\u5176\u4e2d\uff0c\u4f7f\u7528datetime<\/code>\u6a21\u5757\u662f\u6700\u5e38\u89c1\u4e14\u65b9\u4fbf\u7684\u65b9\u6cd5\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7datetime<\/code>\u6a21\u5757\u4e2d\u7684datetime<\/code>\u548ctime<\/code>\u7c7b\u6765\u521b\u5efa\u65f6\u95f4\u5bf9\u8c61\uff0c\u7136\u540e\u76f4\u63a5\u6bd4\u8f83\u8fd9\u4e9b\u5bf9\u8c61\u7684\u5927\u5c0f\u3002\u4e0b\u9762\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u51e0\u79cd\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528DATETIME\u6a21\u5757<\/p>\n<\/p>\n

datetime<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u6765\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u3002\u901a\u8fc7\u8be5\u6a21\u5757\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u65f6\u95f4\u5bf9\u8c61\u5e76\u76f4\u63a5\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n<\/p>\n

    \n
  1. \n

    \u521b\u5efa\u65f6\u95f4\u5bf9\u8c61<\/strong><\/p>\n<\/p>\n

    \u901a\u8fc7datetime<\/code>\u6a21\u5757\u4e2d\u7684datetime<\/code>\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u521b\u5efa\u65f6\u95f4\u5bf9\u8c61\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9a\u5e74\u3001\u6708\u3001\u65e5\u3001\u65f6\u3001\u5206\u3001\u79d2\u6765\u521b\u5efa\u4e00\u4e2a\u65f6\u95f4\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

    from datetime import datetime<\/p>\n
    time1 = datetime(2023, 10, 5, 12, 0, 0)<\/p>\n
    time2 = datetime(2023, 10, 5, 15, 0, 0)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u91cc\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e24\u4e2a\u65f6\u95f4\u5bf9\u8c61time1<\/code>\u548ctime2<\/code>\uff0c\u5206\u522b\u4ee3\u88682023\u5e7410\u67085\u65e5\u768412:00\u548c15:00\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f<\/strong><\/p>\n<\/p>\n
    \u4e00\u65e6\u521b\u5efa\u4e86\u65f6\u95f4\u5bf9\u8c61\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6bd4\u8f83\u8fd0\u7b97\u7b26\uff08\u5982<<\/code>, <=<\/code>, ><\/code>, >=<\/code>, ==<\/code>, !=<\/code>\uff09\u6765\u6bd4\u8f83\u5b83\u4eec\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
    if time1 < time2:<\/p>\n
        print("time1 is earlier than time2")<\/p>\n
    else:<\/p>\n
        print("time1 is later than or equal to time2")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u7531\u4e8etime1<\/code>\u65e9\u4e8etime2<\/code>\uff0c\u6240\u4ee5\u5c06\u4f1a\u8f93\u51fa\u201ctime1 is earlier than time2\u201d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233<\/p>\n<\/p>\n
    \u53e6\u4e00\u79cd\u6bd4\u8f83\u65f6\u95f4\u7684\u65b9\u6cd5\u662f\u5c06\u5176\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\uff0c\u7136\u540e\u6bd4\u8f83\u8fd9\u4e9b\u65f6\u95f4\u6233\u7684\u5927\u5c0f\u3002\u65f6\u95f4\u6233\u662f\u4e00\u4e2a\u4ece1970\u5e741\u67081\u65e5\uff08UTC\uff09\u4ee5\u6765\u7684\u79d2\u6570\uff0c\u53ef\u4ee5\u7528\u6765\u8868\u793a\u65f6\u95f4\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u83b7\u53d6\u65f6\u95f4\u6233<\/strong><\/p>\n<\/p>\n
      \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7datetime<\/code>\u5bf9\u8c61\u7684timestamp()<\/code>\u65b9\u6cd5\u6765\u83b7\u53d6\u65f6\u95f4\u6233\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
      timestamp1 = time1.timestamp()<\/p>\n
      timestamp2 = time2.timestamp()<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    2. \n
      \u6bd4\u8f83\u65f6\u95f4\u6233<\/strong><\/p>\n<\/p>\n
      \u4e00\u65e6\u6211\u4eec\u6709\u4e86\u65f6\u95f4\u6233\uff0c\u5c31\u53ef\u4ee5\u50cf\u6bd4\u8f83\u666e\u901a\u6570\u5b57\u4e00\u6837\u6bd4\u8f83\u5b83\u4eec\uff1a<\/p>\n<\/p>\n
      if timestamp1 < timestamp2:<\/p>\n
          print("time1 is earlier than time2")<\/p>\n
      else:<\/p>\n
          print("time1 is later than or equal to time2")<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001\u76f4\u63a5\u6bd4\u8f83\u65f6\u95f4\u5bf9\u8c61<\/p>\n<\/p>\n
      \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u9700\u8981\u6bd4\u8f83\u65f6\u95f4\u800c\u4e0d\u5173\u5fc3\u65e5\u671f\u3002datetime<\/code>\u6a21\u5757\u4e2d\u7684time<\/code>\u7c7b\u53ef\u4ee5\u4ec5\u8868\u793a\u65f6\u95f4\uff0c\u4e0d\u5305\u62ec\u65e5\u671f\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u521b\u5efa\u65f6\u95f4\u5bf9\u8c61<\/strong><\/p>\n<\/p>\n
        \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7time<\/code>\u7c7b\u6765\u521b\u5efa\u4ec5\u5305\u542b\u65f6\u95f4\u7684\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
        from datetime import time<\/p>\n
        time1 = time(12, 0, 0)<\/p>\n
        time2 = time(15, 0, 0)<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n
      2. \n
        \u6bd4\u8f83\u65f6\u95f4\u5bf9\u8c61<\/strong><\/p>\n<\/p>\n
        \u540c\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6bd4\u8f83\u8fd0\u7b97\u7b26\u6765\u6bd4\u8f83\u8fd9\u4e9b\u65f6\u95f4\u5bf9\u8c61\uff1a<\/p>\n<\/p>\n
        if time1 < time2:<\/p>\n
            print("time1 is earlier than time2")<\/p>\n
        else:<\/p>\n
            print("time1 is later than or equal to time2")<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
        \u901a\u8fc7\u4ee5\u4e0a\u51e0\u79cd\u65b9\u6cd5\uff0c\u4f60\u53ef\u4ee5\u65b9\u4fbf\u5730\u5728Python\u4e2d\u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f\u3002datetime<\/code>\u6a21\u5757\u662f\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u8fdb\u884c\u7b80\u5355\u7684\u6bd4\u8f83\uff0c\u8fd8\u53ef\u4ee5\u6267\u884c\u590d\u6742\u7684\u65f6\u95f4\u8ba1\u7b97\u548c\u683c\u5f0f\u5316\u3002\u65e0\u8bba\u662f\u5904\u7406\u65e5\u671f\u65f6\u95f4\u5bf9\u8c61\u8fd8\u662f\u4ec5\u5904\u7406\u65f6\u95f4\u5bf9\u8c61\uff0cdatetime<\/code>\u6a21\u5757\u90fd\u80fd\u63d0\u4f9b\u4e30\u5bcc\u7684\u529f\u80fd\u6765\u6ee1\u8db3\u4f60\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n
        \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
         \u5982\u4f55\u5728Python\u4e2d\u6bd4\u8f83\u4e24\u4e2a\u65f6\u95f4\u5bf9\u8c61\u7684\u5927\u5c0f\uff1f<\/strong>
        \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684datetime<\/code>\u6a21\u5757\u6765\u6bd4\u8f83\u65f6\u95f4\u3002\u901a\u8fc7\u5c06\u65f6\u95f4\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3adatetime<\/code>\u5bf9\u8c61\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6bd4\u8f83\u8fd0\u7b97\u7b26\uff08\u5982<<\/code>, ><\/code>, ==<\/code>\u7b49\uff09\u8fdb\u884c\u6bd4\u8f83\u3002\u4f8b\u5982\uff0c\u4f7f\u7528datetime.strptime()<\/code>\u65b9\u6cd5\u89e3\u6790\u65f6\u95f4\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u76f4\u63a5\u6bd4\u8f83\u4e24\u4e2adatetime<\/code>\u5bf9\u8c61\u3002<\/p>\n
        \u4f7f\u7528\u4ec0\u4e48\u65b9\u6cd5\u53ef\u4ee5\u5c06\u65f6\u95f4\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u53ef\u6bd4\u8f83\u7684\u683c\u5f0f\uff1f<\/strong>
        \u53ef\u4ee5\u4f7f\u7528datetime<\/code>\u6a21\u5757\u4e2d\u7684strptime()<\/code>\u65b9\u6cd5\uff0c\u5c06\u65f6\u95f4\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3adatetime<\/code>\u5bf9\u8c61\u3002\u8fd9\u4e2a\u65b9\u6cd5\u9700\u8981\u6307\u5b9a\u65f6\u95f4\u683c\u5f0f\uff0c\u4f8b\u5982\uff1adatetime.strptime('2023-10-01 10:30', '%Y-%m-%d %H:%M')<\/code>\u3002\u8f6c\u6362\u540e\u5c31\u53ef\u4ee5\u5229\u7528\u6bd4\u8f83\u8fd0\u7b97\u7b26\u8fdb\u884c\u65f6\u95f4\u6bd4\u8f83\u3002<\/p>\n
        \u5728\u6bd4\u8f83\u65f6\u95f4\u65f6\uff0c\u5982\u4f55\u5904\u7406\u65f6\u533a\u95ee\u9898\uff1f<\/strong>
        \u65f6\u533a\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7pytz<\/code>\u5e93\u6765\u89e3\u51b3\uff0c\u786e\u4fdd\u6240\u6709\u65f6\u95f4\u5bf9\u8c61\u5728\u6bd4\u8f83\u4e4b\u524d\u90fd\u5904\u4e8e\u540c\u4e00\u65f6\u533a\u3002\u4f7f\u7528localize()<\/code>\u65b9\u6cd5\u5c06\u65f6\u95f4\u5bf9\u8c61\u8bbe\u7f6e\u4e3a\u7279\u5b9a\u65f6\u533a\uff0c\u6216\u8005\u4f7f\u7528astimezone()<\/code>\u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a\u76ee\u6807\u65f6\u533a\u3002\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u56e0\u65f6\u533a\u5dee\u5f02\u5bfc\u81f4\u7684\u6bd4\u8f83\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u6bd4\u8f83\u65f6\u95f4\u5927\u5c0f\u901a\u5e38\u6709\u51e0\u79cd\u65b9\u6cd5\uff0c\u4f7f\u7528datetime\u6a21\u5757\u3001\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\u3001\u76f4\u63a5\u6bd4\u8f83\u65f6\u95f4\u5bf9\u8c61\u3002\u5176\u4e2d\uff0c\u4f7f […]","protected":false},"author":3,"featured_media":984074,"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\/984058"}],"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=984058"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/984058\/revisions"}],"predecessor-version":[{"id":984077,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/984058\/revisions\/984077"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/984074"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=984058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=984058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=984058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}