{"id":990198,"date":"2024-12-27T08:18:09","date_gmt":"2024-12-27T00:18:09","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/990198.html"},"modified":"2024-12-27T08:18:11","modified_gmt":"2024-12-27T00:18:11","slug":"python%e5%a6%82%e4%bd%95%e9%9a%8f%e6%9c%ba%e7%94%9f%e6%88%90%e5%b0%8f%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/990198.html","title":{"rendered":"python\u5982\u4f55\u968f\u673a\u751f\u6210\u5c0f\u6570"},"content":{"rendered":"

\"python\u5982\u4f55\u968f\u673a\u751f\u6210\u5c0f\u6570\"<\/p>\n

\u5728Python\u4e2d\u968f\u673a\u751f\u6210\u5c0f\u6570\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528random<\/code>\u6a21\u5757\u4e2d\u7684uniform()<\/code>\u51fd\u6570\u3001\u4f7f\u7528random()<\/code>\u51fd\u6570\u751f\u62100\u52301\u4e4b\u95f4\u7684\u5c0f\u6570\u503c\u3001\u7ed3\u5408random()<\/code>\u4e0erandrange()<\/code>\u751f\u6210\u7279\u5b9a\u8303\u56f4\u5185\u7684\u5c0f\u6570\u3002<\/strong> uniform()<\/code>\u51fd\u6570\u662f\u6700\u76f4\u63a5\u548c\u7075\u6d3b\u7684\u65b9\u6cd5\uff0c\u5b83\u5141\u8bb8\u60a8\u6307\u5b9a\u4e00\u4e2a\u8303\u56f4\uff0c\u5e76\u5728\u8be5\u8303\u56f4\u5185\u751f\u6210\u968f\u673a\u7684\u5c0f\u6570\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u9700\u8981\u751f\u6210\u4e00\u4e2a\u57280\u523010\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528random.uniform(0, 10)<\/code>\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4ec5\u7b80\u5355\uff0c\u800c\u4e14\u975e\u5e38\u9ad8\u6548\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u53ca\u5176\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528random.uniform()<\/code>\u51fd\u6570<\/p>\n<\/p>\n

random.uniform(a, b)<\/code>\u51fd\u6570\u662f\u751f\u6210\u6307\u5b9a\u8303\u56f4\u5185\u968f\u673a\u5c0f\u6570\u7684\u6700\u5e38\u7528\u65b9\u6cd5\u3002\u5b83\u53ef\u4ee5\u751f\u6210\u4e00\u4e2a\u5728\u533a\u95f4[a, b]\u4e4b\u95f4\u7684\u968f\u673a\u6d6e\u70b9\u6570\uff0c\u5305\u62eca\u548cb\u3002<\/p>\n<\/p>\n

    \n
  1. \n

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

    random.uniform()<\/code>\u65b9\u6cd5\u6700\u7b80\u5355\u7684\u5e94\u7528\u662f\u751f\u6210\u4e24\u4e2a\u6570\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\u3002\u5047\u8bbe\u6211\u4eec\u9700\u8981\u751f\u62100\u52301\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n

    import random<\/p>\n
    random_float = random.uniform(0, 1)<\/p>\n
    print(random_float)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fa\u4e00\u4e2a0\u52301\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u6307\u5b9a\u8303\u56f4<\/strong><\/p>\n<\/p>\n
    uniform()<\/code>\u51fd\u6570\u5141\u8bb8\u60a8\u6307\u5b9a\u4e00\u4e2a\u8303\u56f4\uff0c\u8fd9\u5728\u9700\u8981\u751f\u6210\u7279\u5b9a\u533a\u95f4\u5185\u7684\u5c0f\u6570\u65f6\u7279\u522b\u6709\u7528\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u751f\u62101.5\u52305.5\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
    random_float = random.uniform(1.5, 5.5)<\/p>\n
    print(random_float)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5728\u5e94\u7528\u4e2d\u7075\u6d3b\u8bbe\u7f6e\u8303\u56f4\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u4f7f\u7528random()<\/code>\u51fd\u6570<\/p>\n<\/p>\n
    random.random()<\/code>\u65b9\u6cd5\u7528\u4e8e\u751f\u6210\u4e00\u4e2a0\u52301\u4e4b\u95f4\u7684\u968f\u673a\u6d6e\u70b9\u6570\u3002\u867d\u7136\u5b83\u7684\u8303\u56f4\u56fa\u5b9a\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u6570\u5b66\u8fd0\u7b97\u6269\u5c55\u5230\u5176\u4ed6\u8303\u56f4\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n
      \u8fd9\u662f\u751f\u6210\u968f\u673a\u5c0f\u6570\u6700\u7b80\u5355\u7684\u65b9\u6cd5\uff0c\u9002\u7528\u4e8e\u9700\u89810\u52301\u4e4b\u95f4\u7684\u5c0f\u6570\u7684\u573a\u666f\uff1a<\/p>\n<\/p>\n
      random_float = random.random()<\/p>\n
      print(random_float)<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    2. \n
      \u6269\u5c55\u8303\u56f4<\/strong><\/p>\n<\/p>\n
      \u60a8\u53ef\u4ee5\u901a\u8fc7\u4e58\u4ee5\u4e00\u4e2a\u6570\u6765\u6269\u5c55random()<\/code>\u751f\u6210\u7684\u968f\u673a\u6570\u7684\u8303\u56f4\u3002\u4f8b\u5982\uff0c\u8981\u751f\u62100\u523010\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\uff1a<\/p>\n<\/p>\n
      random_float = random.random() * 10<\/p>\n
      print(random_float)<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u7075\u6d3b\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8f7b\u677e\u8c03\u6574\u8303\u56f4\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001\u7ed3\u5408random()<\/code>\u4e0erandrange()<\/code>\u751f\u6210\u7279\u5b9a\u8303\u56f4\u5185\u7684\u5c0f\u6570<\/p>\n<\/p>\n
      \u6709\u65f6\u5019\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u751f\u6210\u4e00\u4e2a\u7279\u5b9a\u8303\u56f4\u5185\u7684\u5c0f\u6570\uff0c\u8fd9\u65f6\u53ef\u4ee5\u7ed3\u5408random()<\/code>\u548crandrange()<\/code>\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u4f7f\u7528randrange()<\/code>\u8bbe\u7f6e\u6574\u6570\u8303\u56f4<\/strong><\/p>\n<\/p>\n
        \u9996\u5148\uff0c\u4f7f\u7528random.randrange()<\/code>\u751f\u6210\u4e00\u4e2a\u6574\u6570\u8303\u56f4\uff0c\u4f8b\u5982\u751f\u62101\u523010\u4e4b\u95f4\u7684\u6574\u6570\uff1a<\/p>\n<\/p>\n
        random_int = random.randrange(1, 10)<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n
      2. \n
        \u7ed3\u5408random()<\/code>\u751f\u6210\u5c0f\u6570\u90e8\u5206<\/strong><\/p>\n<\/p>\n
        \u901a\u8fc7\u5c06\u6574\u6570\u548c\u5c0f\u6570\u90e8\u5206\u7ed3\u5408\uff0c\u53ef\u4ee5\u751f\u6210\u4e00\u4e2a\u5728\u7279\u5b9a\u8303\u56f4\u5185\u7684\u968f\u673a\u5c0f\u6570\uff1a<\/p>\n<\/p>\n
        random_float = random_int + random.random()<\/p>\n
        print(random_float)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u60a8\u66f4\u7075\u6d3b\u5730\u63a7\u5236\u6574\u6570\u548c\u5c0f\u6570\u90e8\u5206\u7684\u8303\u56f4\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
        \u56db\u3001\u5176\u4ed6\u751f\u6210\u968f\u673a\u5c0f\u6570\u7684\u65b9\u6cd5<\/p>\n<\/p>\n
        \u9664\u4e86random<\/code>\u6a21\u5757\uff0cPython\u4e2d\u8fd8\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u751f\u6210\u968f\u673a\u5c0f\u6570\uff0c\u4f8b\u5982\u4f7f\u7528numpy<\/code>\u5e93\u3002<\/p>\n<\/p>\n
          \n
        1. \n
          \u4f7f\u7528numpy.random.uniform()<\/code><\/strong><\/p>\n<\/p>\n
          numpy<\/code>\u5e93\u63d0\u4f9b\u4e86\u8bb8\u591a\u7528\u4e8e\u79d1\u5b66\u8ba1\u7b97\u7684\u5de5\u5177\uff0c\u5176\u4e2d\u5305\u62ec\u751f\u6210\u968f\u673a\u6570\u7684\u529f\u80fd\u3002numpy.random.uniform()<\/code>\u53ef\u4ee5\u751f\u6210\u4e00\u7ec4\u968f\u673a\u5c0f\u6570\uff1a<\/p>\n<\/p>\n
          import numpy as np<\/p>\n
          random_floats = np.random.uniform(0, 1, size=10)<\/p>\n
          print(random_floats)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u8fd9\u79cd\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u751f\u6210\u5927\u91cf\u968f\u673a\u6570\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n<\/li>\n
        2. \n
          \u4f7f\u7528numpy<\/code>\u751f\u6210\u591a\u7ef4\u6570\u7ec4<\/strong><\/p>\n<\/p>\n
          numpy<\/code>\u4e0d\u4ec5\u53ef\u4ee5\u751f\u6210\u4e00\u7ef4\u6570\u7ec4\uff0c\u8fd8\u53ef\u4ee5\u751f\u6210\u591a\u7ef4\u6570\u7ec4\u7684\u968f\u673a\u5c0f\u6570\uff0c\u8fd9\u5728\u673a\u5668\u5b66\u4e60<\/a>\u7b49\u9886\u57df\u975e\u5e38\u6709\u7528\uff1a<\/p>\n<\/p>\n
          random_matrix = np.random.uniform(0, 1, size=(3, 3))<\/p>\n
          print(random_matrix)<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
          \u4e94\u3001\u5e94\u7528\u573a\u666f\u53ca\u6ce8\u610f\u4e8b\u9879<\/p>\n<\/p>\n
            \n
          1. \n
            \u5e94\u7528\u573a\u666f<\/strong><\/p>\n<\/p>\n
            \u968f\u673a\u5c0f\u6570\u751f\u6210\u5728\u8bb8\u591a\u9886\u57df\u90fd\u6709\u5e94\u7528\uff0c\u5305\u62ec\u6e38\u620f\u5f00\u53d1\u3001\u6a21\u62df\u5b9e\u9a8c\u3001\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u7b49\u3002\u751f\u6210\u968f\u673a\u5c0f\u6570\u53ef\u4ee5\u5e2e\u52a9\u6a21\u62df\u73b0\u5b9e\u4e16\u754c\u4e2d\u7684\u4e0d\u786e\u5b9a\u6027\uff0c\u5e76\u7528\u4e8e\u968f\u673a\u91c7\u6837\u548c\u6570\u636e\u5206\u5272\u7b49\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<\/li>\n
          2. \n
            \u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<\/p>\n
            \u5728\u4f7f\u7528\u968f\u673a\u6570\u751f\u6210\u65f6\uff0c\u5e94\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n
              \n
            • \u968f\u673a\u79cd\u5b50<\/strong>\uff1a\u4e3a\u4e86\u786e\u4fdd\u7ed3\u679c\u7684\u53ef\u91cd\u590d\u6027\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u968f\u673a\u79cd\u5b50\u3002\u4f8b\u5982\uff0c\u4f7f\u7528random.seed(0)<\/code>\u6765\u56fa\u5b9a\u968f\u673a\u6570\u751f\u6210\u7684\u8d77\u70b9\u3002<\/li>\n
            • \u6027\u80fd\u8003\u8651<\/strong>\uff1a\u5728\u751f\u6210\u5927\u91cf\u968f\u673a\u6570\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002\u4f8b\u5982\uff0cnumpy<\/code>\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\u6027\u80fd\u4f18\u4e8erandom<\/code>\u6a21\u5757\u3002<\/li>\n
            • \u8303\u56f4\u4e0e\u7cbe\u5ea6<\/strong>\uff1a\u786e\u4fdd\u751f\u6210\u7684\u968f\u673a\u5c0f\u6570\u5728\u9884\u671f\u8303\u56f4\u5185\uff0c\u5e76\u6839\u636e\u9700\u8981\u8c03\u6574\u7cbe\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
              \u901a\u8fc7\u4ee5\u4e0a\u4ecb\u7ecd\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u7075\u6d3b\u5730\u751f\u6210\u968f\u673a\u5c0f\u6570\uff0c\u5e76\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u6700\u5408\u9002\u7684\u65b9\u6cd5\u3002\u65e0\u8bba\u662frandom<\/code>\u6a21\u5757\u7684\u7b80\u4fbf\u6027\uff0c\u8fd8\u662fnumpy<\/code>\u5e93\u7684\u5f3a\u5927\u529f\u80fd\uff0c\u90fd\u80fd\u6ee1\u8db3\u5404\u79cd\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n
              \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
               \u5982\u4f55\u5728Python\u4e2d\u751f\u6210\u7279\u5b9a\u8303\u56f4\u5185\u7684\u5c0f\u6570\uff1f<\/strong>
              \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528random.uniform(a, b)<\/code>\u51fd\u6570\u6765\u751f\u6210\u4e00\u4e2a\u5728\u6307\u5b9a\u8303\u56f4[a, b]<\/code>\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5305\u542ba<\/code>\u548cb<\/code>\u7684\u6d6e\u70b9\u6570\u3002\u5982\u679c\u60f3\u8981\u751f\u6210\u7279\u5b9a\u8303\u56f4\u7684\u5c0f\u6570\uff0c\u53ea\u9700\u5c06\u6240\u9700\u7684\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u4f20\u9012\u7ed9\u8be5\u51fd\u6570\u5373\u53ef\u3002<\/p>\n
              \u662f\u5426\u53ef\u4ee5\u751f\u6210\u56fa\u5b9a\u7cbe\u5ea6\u7684\u5c0f\u6570\uff1f<\/strong>
              \u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528Python\u7684\u5185\u7f6e\u51fd\u6570round()<\/code>\u6765\u63a7\u5236\u5c0f\u6570\u7684\u7cbe\u5ea6\u3002\u5728\u751f\u6210\u968f\u673a\u5c0f\u6570\u540e\uff0c\u53ef\u4ee5\u5c06\u5176\u4f20\u5165round()<\/code>\u51fd\u6570\uff0c\u4f8b\u5982round(random.uniform(a, b), n)<\/code>\uff0c\u5176\u4e2dn<\/code>\u4e3a\u6240\u9700\u7684\u5c0f\u6570\u4f4d\u6570\u3002\u8fd9\u53ef\u4ee5\u786e\u4fdd\u751f\u6210\u7684\u5c0f\u6570\u7b26\u5408\u7279\u5b9a\u7684\u7cbe\u5ea6\u8981\u6c42\u3002<\/p>\n
              \u5728Python\u4e2d\u5982\u4f55\u751f\u6210\u591a\u4e2a\u968f\u673a\u5c0f\u6570\uff1f<\/strong>
              \u8981\u751f\u6210\u591a\u4e2a\u968f\u673a\u5c0f\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u7ed3\u5408random.uniform()<\/code>\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u751f\u62105\u4e2a\u57280\u52301\u4e4b\u95f4\u7684\u968f\u673a\u5c0f\u6570\uff1a[random.uniform(0, 1) for _ in range(5)]<\/code>\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u8f7b\u677e\u83b7\u5f97\u6240\u9700\u6570\u91cf\u7684\u968f\u673a\u5c0f\u6570\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728\u4e00\u4e2a\u5217\u8868\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u968f\u673a\u751f\u6210\u5c0f\u6570\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528random\u6a21\u5757\u4e2d\u7684uniform()\u51fd\u6570\u3001\u4f7f\u7528random()\u51fd\u6570\u751f […]","protected":false},"author":3,"featured_media":990204,"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\/990198"}],"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=990198"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/990198\/revisions"}],"predecessor-version":[{"id":990205,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/990198\/revisions\/990205"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/990204"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=990198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=990198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=990198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}