{"id":1083900,"date":"2025-01-08T13:02:23","date_gmt":"2025-01-08T05:02:23","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1083900.html"},"modified":"2025-01-08T13:02:23","modified_gmt":"2025-01-08T05:02:23","slug":"python%e7%b3%bb%e7%bb%9f%e6%97%b6%e9%97%b4%e5%8f%98%e9%87%8f%e8%af%bb%e5%8f%96%e5%90%8e%e5%a6%82%e4%bd%95%e6%af%94%e8%be%83-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1083900.html","title":{"rendered":"python\u7cfb\u7edf\u65f6\u95f4\u53d8\u91cf\u8bfb\u53d6\u540e\u5982\u4f55\u6bd4\u8f83"},"content":{"rendered":"

\"python\u7cfb\u7edf\u65f6\u95f4\u53d8\u91cf\u8bfb\u53d6\u540e\u5982\u4f55\u6bd4\u8f83\"<\/p>\n

\u76f4\u63a5\u8bfb\u53d6\u7cfb\u7edf\u65f6\u95f4\u5e76\u8fdb\u884c\u6bd4\u8f83\u7684\u6838\u5fc3\u89c2\u70b9\u662f\uff1a\u4f7f\u7528datetime\u6a21\u5757\u3001\u83b7\u53d6\u5f53\u524d\u65f6\u95f4\u3001\u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u53ef\u6bd4\u8f83\u7684\u683c\u5f0f\u3002<\/strong><\/p>\n<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684datetime<\/code>\u6a21\u5757\u6765\u8bfb\u53d6\u7cfb\u7edf\u65f6\u95f4\u3002\u901a\u8fc7datetime.datetime.now()<\/code>\u51fd\u6570\u53ef\u4ee5\u83b7\u53d6\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4\uff0c\u5e76\u4e14\u53ef\u4ee5\u5c06\u65f6\u95f4\u8f6c\u6362\u6210\u4e0d\u540c\u7684\u683c\u5f0f\u4ee5\u4fbf\u8fdb\u884c\u6bd4\u8f83\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u65f6\u95f4\u8f6c\u6362\u6210\u65f6\u95f4\u6233\u6216\u662f\u76f4\u63a5\u6bd4\u8f83datetime<\/code>\u5bf9\u8c61\u3002<\/p>\n<\/p>\n

\u5c06\u5f53\u524d\u65f6\u95f4\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\u5e76\u8fdb\u884c\u6bd4\u8f83\u7684\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/strong><\/p>\n<\/p>\n

import datetime<\/p>\n
\u83b7\u53d6\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4<\/strong><\/h2>\n
current_time = datetime.datetime.now()<\/p>\n
\u83b7\u53d6\u4e00\u4e2a\u6307\u5b9a\u65f6\u95f4<\/strong><\/h2>\n
specified_time = datetime.datetime(2023, 10, 1, 12, 0, 0)<\/p>\n
\u6bd4\u8f83\u4e24\u4e2a\u65f6\u95f4<\/strong><\/h2>\n
if current_time > specified_time:<\/p>\n
    print("\u5f53\u524d\u65f6\u95f4\u665a\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
else:<\/p>\n
    print("\u5f53\u524d\u65f6\u95f4\u65e9\u4e8e\u6216\u7b49\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5bfc\u5165\u4e86datetime<\/code>\u6a21\u5757\uff0c\u7136\u540e\u4f7f\u7528datetime.datetime.now()<\/code>\u83b7\u53d6\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4\uff0c\u5e76\u7528datetime.datetime(2023, 10, 1, 12, 0, 0)<\/code>\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6307\u5b9a\u7684\u65f6\u95f4\u3002\u6700\u540e\uff0c\u901a\u8fc7\u76f4\u63a5\u6bd4\u8f83\u4e24\u4e2adatetime<\/code>\u5bf9\u8c61\u6765\u5224\u65ad\u5f53\u524d\u65f6\u95f4\u662f\u5426\u665a\u4e8e\u6307\u5b9a\u65f6\u95f4\u3002<\/p>\n<\/p>\n
\u4e00\u3001datetime\u6a21\u5757\u7684\u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n
datetime<\/code>\u6a21\u5757\u662fPython\u4e2d\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u7684\u6807\u51c6\u6a21\u5757\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u4e2a\u7c7b\u548c\u65b9\u6cd5\u6765\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662fdatetime<\/code>\u7c7b\u3001date<\/code>\u7c7b\u548ctime<\/code>\u7c7b\u3002\u6211\u4eec\u4e3b\u8981\u4f7f\u7528datetime<\/code>\u7c7b\u6765\u83b7\u53d6\u548c\u6bd4\u8f83\u7cfb\u7edf\u65f6\u95f4\u3002<\/p>\n<\/p>\n
from datetime import datetime<\/p>\n
\u83b7\u53d6\u5f53\u524d\u65f6\u95f4<\/strong><\/h2>\n
now = datetime.now()<\/p>\n
\u6253\u5370\u5f53\u524d\u65f6\u95f4<\/strong><\/h2>\n
print("\u5f53\u524d\u65f6\u95f4:", now)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cdatetime.now()<\/code>\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4\u7684datetime<\/code>\u5bf9\u8c61\u3002\u8fd9\u4e2a\u5bf9\u8c61\u5305\u542b\u4e86\u5e74\u3001\u6708\u3001\u65e5\u3001\u65f6\u3001\u5206\u3001\u79d2\u548c\u5fae\u79d2\u7684\u4fe1\u606f\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u4e0d\u540c\u683c\u5f0f<\/strong><\/p>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u4e0d\u540c\u7684\u683c\u5f0f\u6765\u8fdb\u884c\u6bd4\u8f83\u3002\u5e38\u89c1\u7684\u683c\u5f0f\u6709\u5b57\u7b26\u4e32\u683c\u5f0f\u548c\u65f6\u95f4\u6233\u683c\u5f0f\u3002<\/p>\n<\/p>\n
    \n
  1. \u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u683c\u5f0f<\/strong><\/li>\n<\/ol>\n
    time_str = now.strftime("%Y-%m-%d %H:%M:%S")<\/p>\n
    print("\u5b57\u7b26\u4e32\u683c\u5f0f\u65f6\u95f4:", time_str)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    strftime<\/code>\u65b9\u6cd5\u7528\u4e8e\u5c06datetime<\/code>\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6307\u5b9a\u683c\u5f0f\u7684\u5b57\u7b26\u4e32\u3002\u4e0a\u9762\u7684\u4ee3\u7801\u5c06\u5f53\u524d\u65f6\u95f4\u8f6c\u6362\u4e3a"\u5e74-\u6708-\u65e5 \u65f6:\u5206:\u79d2"<\/code>\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u3002<\/p>\n<\/p>\n
      \n
    1. \u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\u683c\u5f0f<\/strong><\/li>\n<\/ol>\n
      timestamp = now.timestamp()<\/p>\n
      print("\u65f6\u95f4\u6233\u683c\u5f0f\u65f6\u95f4:", timestamp)<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      timestamp<\/code>\u65b9\u6cd5\u7528\u4e8e\u5c06datetime<\/code>\u5bf9\u8c61\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233\u3002\u65f6\u95f4\u6233\u662f\u81ea1970\u5e741\u67081\u65e5\u4ee5\u6765\u7684\u79d2\u6570\u3002<\/p>\n<\/p>\n
      \u4e09\u3001\u6bd4\u8f83\u4e0d\u540c\u65f6\u95f4<\/strong><\/p>\n<\/p>\n
      \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u6bd4\u8f83\u4e24\u4e2a\u4e0d\u540c\u7684\u65f6\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u6bd4\u8f83\u4e24\u4e2adatetime<\/code>\u5bf9\u8c61\uff0c\u6216\u8005\u5c06\u5b83\u4eec\u8f6c\u6362\u4e3a\u76f8\u540c\u7684\u683c\u5f0f\u540e\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n<\/p>\n
        \n
      1. \u76f4\u63a5\u6bd4\u8f83datetime<\/code>\u5bf9\u8c61<\/strong><\/li>\n<\/ol>\n
        # \u83b7\u53d6\u4e00\u4e2a\u6307\u5b9a\u65f6\u95f4<\/p>\n
        specified_time = datetime(2023, 10, 1, 12, 0, 0)<\/p>\n
        \u6bd4\u8f83\u4e24\u4e2a\u65f6\u95f4<\/strong><\/h2>\n
        if now > specified_time:<\/p>\n
            print("\u5f53\u524d\u65f6\u95f4\u665a\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
        else:<\/p>\n
            print("\u5f53\u524d\u65f6\u95f4\u65e9\u4e8e\u6216\u7b49\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
        <\/code><\/pre>\n<\/p>\n
          \n
        1. \u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u76f8\u540c\u7684\u683c\u5f0f\u540e\u8fdb\u884c\u6bd4\u8f83<\/strong><\/li>\n<\/ol>\n
          # \u5c06\u5f53\u524d\u65f6\u95f4\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233<\/p>\n
          current_timestamp = now.timestamp()<\/p>\n
          \u5c06\u6307\u5b9a\u65f6\u95f4\u8f6c\u6362\u4e3a\u65f6\u95f4\u6233<\/strong><\/h2>\n
          specified_timestamp = specified_time.timestamp()<\/p>\n
          \u6bd4\u8f83\u4e24\u4e2a\u65f6\u95f4\u6233<\/strong><\/h2>\n
          if current_timestamp > specified_timestamp:<\/p>\n
              print("\u5f53\u524d\u65f6\u95f4\u665a\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
          else:<\/p>\n
              print("\u5f53\u524d\u65f6\u95f4\u65e9\u4e8e\u6216\u7b49\u4e8e\u6307\u5b9a\u65f6\u95f4")<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u56db\u3001\u5904\u7406\u65f6\u533a<\/strong><\/p>\n<\/p>\n
          \u5728\u5904\u7406\u65f6\u95f4\u65f6\uff0c\u6709\u65f6\u9700\u8981\u8003\u8651\u65f6\u533a\u95ee\u9898\u3002Python\u7684datetime<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86timezone<\/code>\u7c7b\u6765\u5904\u7406\u65f6\u533a\u3002<\/p>\n<\/p>\n
          import pytz<\/p>\n
          \u83b7\u53d6\u5f53\u524d\u65f6\u95f4\uff08\u5e26\u65f6\u533a\uff09<\/strong><\/h2>\n
          now_utc = datetime.now(pytz.utc)<\/p>\n
          print("\u5f53\u524dUTC\u65f6\u95f4:", now_utc)<\/p>\n
          \u8f6c\u6362\u4e3a\u672c\u5730\u65f6\u533a\u65f6\u95f4<\/strong><\/h2>\n
          local_tz = pytz.timezone('Asia\/ShanghAI<\/a>')<\/p>\n
          now_local = now_utc.astimezone(local_tz)<\/p>\n
          print("\u672c\u5730\u65f6\u533a\u65f6\u95f4:", now_local)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u83b7\u53d6\u4e86\u5f53\u524d\u7684UTC\u65f6\u95f4\uff0c\u7136\u540e\u4f7f\u7528astimezone<\/code>\u65b9\u6cd5\u5c06UTC\u65f6\u95f4\u8f6c\u6362\u4e3a\u672c\u5730\u65f6\u533a\u65f6\u95f4\u3002<\/p>\n<\/p>\n
          \u4e94\u3001\u603b\u7ed3<\/strong><\/p>\n<\/p>\n
          \u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684datetime<\/code>\u6a21\u5757\u6765\u8bfb\u53d6\u7cfb\u7edf\u65f6\u95f4\uff0c\u5e76\u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u4e0d\u540c\u7684\u683c\u5f0f\u8fdb\u884c\u6bd4\u8f83\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u5904\u7406\u548c\u6bd4\u8f83\u65f6\u95f4\u3002\u540c\u65f6\uff0c\u5728\u5904\u7406\u65f6\u95f4\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u65f6\u533a\u95ee\u9898\uff0c\u786e\u4fdd\u65f6\u95f4\u7684\u51c6\u786e\u6027\u3002<\/p>\n<\/p>\n
          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
           \u5982\u4f55\u5728Python\u4e2d\u83b7\u53d6\u7cfb\u7edf\u65f6\u95f4\u5e76\u8fdb\u884c\u6bd4\u8f83\uff1f<\/strong>
          \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528datetime<\/code>\u6a21\u5757\u6765\u83b7\u53d6\u7cfb\u7edf\u65f6\u95f4\u3002\u4f7f\u7528datetime.now()<\/code>\u53ef\u4ee5\u83b7\u53d6\u5f53\u524d\u7684\u65e5\u671f\u548c\u65f6\u95f4\u3002\u8981\u8fdb\u884c\u6bd4\u8f83\uff0c\u53ef\u4ee5\u4f7f\u7528\u65f6\u95f4\u5bf9\u8c61\u7684\u6bd4\u8f83\u8fd0\u7b97\u7b26\uff0c\u4f8b\u5982<<\/code>, ><\/code>, ==<\/code>\u7b49\u3002\u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff1a<\/p>\n
          from datetime import datetime\n\ncurrent_time = datetime.now()\n# \u5047\u8bbe\u6709\u4e00\u4e2a\u5df2\u77e5\u7684\u65f6\u95f4\nknown_time = datetime(2023, 10, 1, 12, 0, 0)\n\nif current_time > known_time:\n    print("\u5f53\u524d\u65f6\u95f4\u665a\u4e8e\u5df2\u77e5\u65f6\u95f4")\nelse:\n    print("\u5f53\u524d\u65f6\u95f4\u65e9\u4e8e\u6216\u7b49\u4e8e\u5df2\u77e5\u65f6\u95f4")\n<\/code><\/pre>\n
          \u5982\u4f55\u5c06\u5b57\u7b26\u4e32\u683c\u5f0f\u7684\u65f6\u95f4\u8f6c\u6362\u4e3a\u53ef\u6bd4\u8f83\u7684\u65f6\u95f4\u5bf9\u8c61\uff1f<\/strong>
          \u5982\u679c\u4f60\u7684\u65f6\u95f4\u662f\u4ee5\u5b57\u7b26\u4e32\u683c\u5f0f\u5b58\u5728\uff0c\u53ef\u4ee5\u4f7f\u7528strptime()<\/code>\u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3adatetime<\/code>\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u5982\u679c\u65f6\u95f4\u683c\u5f0f\u4e3a\u201cYYYY-MM-DD HH:MM:SS\u201d\uff0c\u53ef\u4ee5\u8fd9\u6837\u505a\uff1a<\/p>\n
          from datetime import datetime\n\ntime_string = "2023-10-01 12:00:00"\nconverted_time = datetime.strptime(time_string, "%Y-%m-%d %H:%M:%S")\n\n# \u73b0\u5728\u53ef\u4ee5\u8fdb\u884c\u6bd4\u8f83\nif datetime.now() > converted_time:\n    print("\u5f53\u524d\u65f6\u95f4\u665a\u4e8e\u8f6c\u6362\u540e\u7684\u65f6\u95f4")\n<\/code><\/pre>\n
          \u6bd4\u8f83\u65f6\u95f4\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u4e8b\u9879\uff1f<\/strong>
          \u5728\u6bd4\u8f83\u65f6\u95f4\u65f6\uff0c\u786e\u4fdd\u6240\u6709\u65f6\u95f4\u5bf9\u8c61\u90fd\u662f\u540c\u4e00\u65f6\u533a\u7684\u3002\u4f7f\u7528pytz<\/code>\u5e93\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u65f6\u533a\u95ee\u9898\u3002\u4e3a\u4e86\u907f\u514d\u56e0\u65f6\u533a\u4e0d\u540c\u800c\u5bfc\u81f4\u7684\u6bd4\u8f83\u9519\u8bef\uff0c\u5efa\u8bae\u5c06\u6240\u6709\u65f6\u95f4\u8f6c\u6362\u4e3aUTC\u65f6\u95f4\u8fdb\u884c\u6bd4\u8f83\u3002\u4f8b\u5982\uff1a<\/p>\n
          from datetime import datetime\nimport pytz\n\nutc_now = datetime.now(pytz.utc)\nlocal_time = datetime(2023, 10, 1, 12, 0, 0, tzinfo=pytz.timezone('Asia\/Shanghai'))\n\nif utc_now > local_time.astimezone(pytz.utc):\n    print("\u5f53\u524dUTC\u65f6\u95f4\u665a\u4e8e\u5f53\u5730\u65f6\u95f4")\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u76f4\u63a5\u8bfb\u53d6\u7cfb\u7edf\u65f6\u95f4\u5e76\u8fdb\u884c\u6bd4\u8f83\u7684\u6838\u5fc3\u89c2\u70b9\u662f\uff1a\u4f7f\u7528datetime\u6a21\u5757\u3001\u83b7\u53d6\u5f53\u524d\u65f6\u95f4\u3001\u5c06\u65f6\u95f4\u8f6c\u6362\u4e3a\u53ef\u6bd4\u8f83\u7684\u683c\u5f0f\u3002 \u9996 […]","protected":false},"author":3,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1083900"}],"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=1083900"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1083900\/revisions"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1083900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1083900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1083900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}