{"id":1000014,"date":"2024-12-27T09:46:20","date_gmt":"2024-12-27T01:46:20","guid":{"rendered":""},"modified":"2024-12-27T09:46:28","modified_gmt":"2024-12-27T01:46:28","slug":"python%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e5%88%86%e6%94%af%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1000014.html","title":{"rendered":"python\u5982\u4f55\u8f93\u5165\u5206\u652f\u7ed3\u6784"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25074803\/b5af251d-b1ba-4444-9437-91ebbaa659b5.webp\" alt=\"python\u5982\u4f55\u8f93\u5165\u5206\u652f\u7ed3\u6784\" \/><\/p>\n<p><p> \u5f00\u5934\u6bb5\u843d\uff1a<br \/>Python\u7684\u5206\u652f\u7ed3\u6784\u4e3b\u8981\u901a\u8fc7\u6761\u4ef6\u8bed\u53e5\u5b9e\u73b0\uff0c<strong>\u5305\u62ecif\u3001elif\u3001else\u8bed\u53e5<\/strong>\uff0c\u8fd9\u4e9b\u8bed\u53e5\u7528\u4e8e\u6839\u636e\u7279\u5b9a\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002\u901a\u8fc7\u6761\u4ef6\u5224\u65ad\uff0cPython\u7a0b\u5e8f\u53ef\u4ee5\u5b9e\u73b0\u81ea\u52a8\u5316\u51b3\u7b56\uff0c\u4ece\u800c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u3002\u4f8b\u5982\uff0cif\u8bed\u53e5\u7528\u4e8e\u5224\u65ad\u4e00\u4e2a\u6761\u4ef6\u662f\u5426\u4e3a\u771f\uff0c\u5982\u679c\u4e3a\u771f\uff0c\u5219\u6267\u884c\u76f8\u5e94\u4ee3\u7801\u5757\uff1belif\u8bed\u53e5\u7528\u4e8e\u5728\u521d\u59cb\u6761\u4ef6\u4e0d\u6ee1\u8db3\u65f6\uff0c\u68c0\u67e5\u5176\u4ed6\u6761\u4ef6\uff1belse\u8bed\u53e5\u7528\u4e8e\u5904\u7406\u6240\u6709\u6761\u4ef6\u5747\u4e0d\u6ee1\u8db3\u7684\u60c5\u51b5\u3002\u5177\u4f53\u4f7f\u7528\u65f6\uff0c\u9700\u6ce8\u610f\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u51c6\u786e\u6027\u548c\u4ee3\u7801\u5757\u7684\u6b63\u786e\u7f29\u8fdb\uff0c\u4ee5\u786e\u4fdd\u7a0b\u5e8f\u903b\u8f91\u7684\u6b63\u786e\u6027\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8Python\u5206\u652f\u7ed3\u6784\u7684\u5404\u4e2a\u65b9\u9762\u53ca\u5176\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001PYTHON\u5206\u652f\u7ed3\u6784\u7684\u57fa\u7840<\/p>\n<\/p>\n<p><p>Python\u7684\u5206\u652f\u7ed3\u6784\u662f\u901a\u8fc7\u6761\u4ef6\u8bed\u53e5\u6765\u5b9e\u73b0\u7684\uff0c\u8fd9\u4e9b\u6761\u4ef6\u8bed\u53e5\u5141\u8bb8\u7a0b\u5e8f\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002Python\u7684\u6761\u4ef6\u8bed\u53e5\u5305\u62ecif\u3001elif\u548celse\u4e09\u79cd\uff0c\u5b83\u4eec\u5171\u540c\u6784\u6210\u4e86Python\u7684\u5206\u652f\u63a7\u5236\u7ed3\u6784\u3002\u7406\u89e3\u8fd9\u4e9b\u57fa\u7840\u6982\u5ff5\u662f\u5b66\u4e60Python\u7f16\u7a0b\u7684\u91cd\u8981\u4e00\u6b65\u3002<\/p>\n<\/p>\n<p><p>1.1\u3001if\u8bed\u53e5<\/p>\n<\/p>\n<p><p>if\u8bed\u53e5\u662fPython\u4e2d\u6700\u57fa\u672c\u7684\u6761\u4ef6\u8bed\u53e5\uff0c\u7528\u4e8e\u5224\u65ad\u4e00\u4e2a\u6761\u4ef6\u8868\u8fbe\u5f0f\u662f\u5426\u4e3a\u771f\u3002\u5982\u679c\u4e3a\u771f\uff0c\u5219\u6267\u884cif\u8bed\u53e5\u540e\u9762\u7684\u4ee3\u7801\u5757\u3002\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f:<\/p>\n<p>    # \u6761\u4ef6\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4f7f\u7528if\u8bed\u53e5\u65f6\uff0c\u5fc5\u987b\u6ce8\u610f\u4ee3\u7801\u5757\u7684\u7f29\u8fdb\uff0c\u56e0\u4e3aPython\u4f7f\u7528\u7f29\u8fdb\u6765\u5b9a\u4e49\u4ee3\u7801\u5757\u3002<\/p>\n<\/p>\n<p><p>1.2\u3001elif\u8bed\u53e5<\/p>\n<\/p>\n<p><p>elif\u662f\u201celse if\u201d\u7684\u7f29\u5199\uff0c\u7528\u4e8e\u5728if\u6761\u4ef6\u4e0d\u6ee1\u8db3\u65f6\uff0c\u68c0\u67e5\u53e6\u4e00\u4e2a\u6761\u4ef6\u3002elif\u8bed\u53e5\u53ef\u4ee5\u4e0eif\u8bed\u53e5\u7ed3\u5408\u4f7f\u7528\uff0c\u5f62\u6210\u4e00\u4e2a\u591a\u5206\u652f\u7684\u7ed3\u6784\u3002\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f1:<\/p>\n<p>    # \u6761\u4ef6\u8868\u8fbe\u5f0f1\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p>elif \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>    # \u6761\u4ef6\u8868\u8fbe\u5f0f2\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u53ef\u4ee5\u6839\u636e\u9700\u8981\u6dfb\u52a0\u591a\u4e2aelif\u8bed\u53e5\uff0c\u4ee5\u5904\u7406\u591a\u79cd\u6761\u4ef6\u3002<\/p>\n<\/p>\n<p><p>1.3\u3001else\u8bed\u53e5<\/p>\n<\/p>\n<p><p>else\u8bed\u53e5\u7528\u4e8e\u5728\u6240\u6709if\u548celif\u6761\u4ef6\u5747\u4e0d\u6ee1\u8db3\u65f6\u6267\u884c\u4ee3\u7801\u5757\u3002else\u8bed\u53e5\u901a\u5e38\u653e\u5728if\u548celif\u8bed\u53e5\u4e4b\u540e\uff0c\u7528\u4e8e\u5904\u7406\u6240\u6709\u5176\u4ed6\u53ef\u80fd\u7684\u60c5\u51b5\u3002\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f1:<\/p>\n<p>    # \u6761\u4ef6\u8868\u8fbe\u5f0f1\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p>elif \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>    # \u6761\u4ef6\u8868\u8fbe\u5f0f2\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p>else:<\/p>\n<p>    # \u6240\u6709\u6761\u4ef6\u5747\u4e0d\u6ee1\u8db3\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>else\u8bed\u53e5\u6ca1\u6709\u6761\u4ef6\u8868\u8fbe\u5f0f\uff0c\u5b83\u603b\u662f\u5728\u524d\u9762\u7684\u6761\u4ef6\u90fd\u4e0d\u6ee1\u8db3\u65f6\u6267\u884c\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001PYTHON\u5206\u652f\u7ed3\u6784\u7684\u9ad8\u7ea7\u7528\u6cd5<\/p>\n<\/p>\n<p><p>\u5728\u638c\u63e1\u4e86\u57fa\u672c\u7684if\u3001elif\u548celse\u8bed\u53e5\u540e\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u5c06\u8ba8\u8bba\u4e00\u4e9bPython\u5206\u652f\u7ed3\u6784\u7684\u9ad8\u7ea7\u7528\u6cd5\u3002\u8fd9\u4e9b\u7528\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7f16\u5199\u66f4\u9ad8\u6548\u548c\u66f4\u5177\u53ef\u8bfb\u6027\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n<p><p>2.1\u3001\u5d4c\u5957\u6761\u4ef6\u8bed\u53e5<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u5c06\u4e00\u4e2a\u6761\u4ef6\u8bed\u53e5\u5d4c\u5957\u5728\u53e6\u4e00\u4e2a\u6761\u4ef6\u8bed\u53e5\u5185\uff0c\u8fd9\u79f0\u4e3a\u5d4c\u5957\u6761\u4ef6\u8bed\u53e5\u3002\u8fd9\u79cd\u7ed3\u6784\u5141\u8bb8\u4f60\u5728\u6761\u4ef6\u4e3a\u771f\u65f6\u6267\u884c\u53e6\u4e00\u4e2a\u6761\u4ef6\u5224\u65ad\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u903b\u8f91\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f1:<\/p>\n<p>    if \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>        # \u6761\u4ef6\u8868\u8fbe\u5f0f1\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f2\u5747\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5d4c\u5957\u6761\u4ef6\u8bed\u53e5\u53ef\u4ee5\u589e\u52a0\u4ee3\u7801\u7684\u590d\u6742\u6027\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u65f6\u9700\u8981\u8c28\u614e\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n<p><p>2.2\u3001\u6761\u4ef6\u8868\u8fbe\u5f0f<\/p>\n<\/p>\n<p><p>Python\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u7f16\u5199\u6761\u4ef6\u8bed\u53e5\uff0c\u5373\u6761\u4ef6\u8868\u8fbe\u5f0f\uff08\u4e5f\u79f0\u4e3a\u4e09\u5143\u8fd0\u7b97\u7b26\uff09\u3002\u6761\u4ef6\u8868\u8fbe\u5f0f\u5141\u8bb8\u4f60\u5728\u4e00\u884c\u4e2d\u7f16\u5199if-else\u8bed\u53e5\uff0c\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">\u53d8\u91cf = \u503c1 if \u6761\u4ef6\u8868\u8fbe\u5f0f else \u503c2<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u4f18\u70b9\u662f\u7b80\u6d01\uff0c\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u884c\u6570\uff0c\u4f46\u5728\u4f7f\u7528\u65f6\u9700\u6ce8\u610f\u4e0d\u8981\u727a\u7272\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n<p><p>2.3\u3001\u77ed\u8def\u903b\u8f91\u8fd0\u7b97<\/p>\n<\/p>\n<p><p>\u5728\u6761\u4ef6\u5224\u65ad\u4e2d\uff0cPython\u7684\u903b\u8f91\u8fd0\u7b97\u7b26\uff08and\u3001or\uff09\u5177\u6709\u77ed\u8def\u7279\u6027\u3002\u5f53\u4f7f\u7528and\u8fd0\u7b97\u7b26\u65f6\uff0c\u5982\u679c\u7b2c\u4e00\u4e2a\u6761\u4ef6\u4e3a\u5047\uff0cPython\u5c06\u4e0d\u518d\u68c0\u67e5\u7b2c\u4e8c\u4e2a\u6761\u4ef6\u3002\u540c\u6837\uff0c\u4f7f\u7528or\u8fd0\u7b97\u7b26\u65f6\uff0c\u5982\u679c\u7b2c\u4e00\u4e2a\u6761\u4ef6\u4e3a\u771f\uff0cPython\u5c06\u4e0d\u518d\u68c0\u67e5\u7b2c\u4e8c\u4e2a\u6761\u4ef6\u3002\u8fd9\u79cd\u7279\u6027\u53ef\u4ee5\u7528\u4e8e\u4f18\u5316\u4ee3\u7801\u6027\u80fd\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f1 and \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>    # \u6761\u4ef6\u8868\u8fbe\u5f0f1\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f2\u5747\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u7406\u89e3\u77ed\u8def\u903b\u8f91\u8fd0\u7b97\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7f16\u5199\u66f4\u9ad8\u6548\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001PYTHON\u5206\u652f\u7ed3\u6784\u4e2d\u7684\u5e38\u89c1\u9519\u8bef\u53ca\u8c03\u8bd5<\/p>\n<\/p>\n<p><p>\u5728\u7f16\u5199Python\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u5e38\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u9519\u8bef\u3002\u4e86\u89e3\u8fd9\u4e9b\u9519\u8bef\u53ca\u5176\u8c03\u8bd5\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u63d0\u9ad8\u7f16\u7a0b\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/p>\n<\/p>\n<p><p>3.1\u3001\u7f29\u8fdb\u9519\u8bef<\/p>\n<\/p>\n<p><p>Python\u4f7f\u7528\u7f29\u8fdb\u6765\u5b9a\u4e49\u4ee3\u7801\u5757\uff0c\u56e0\u6b64\u7f29\u8fdb\u9519\u8bef\u662fPython\u7f16\u7a0b\u4e2d\u6700\u5e38\u89c1\u7684\u9519\u8bef\u4e4b\u4e00\u3002\u5728\u7f16\u5199\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u5fc5\u987b\u786e\u4fdd\u6240\u6709\u4ee3\u7801\u5757\u7684\u7f29\u8fdb\u4e00\u81f4\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f:<\/p>\n<p>    # \u7f29\u8fdb\u6b63\u786e<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u5757<\/p>\n<h2><strong>\u5982\u679c\u7f29\u8fdb\u4e0d\u4e00\u81f4\uff0cPython\u5c06\u629b\u51faIndentationError<\/strong><\/h2>\n<p><\/code><\/pre>\n<\/p>\n<p><p>3.2\u3001\u6761\u4ef6\u8868\u8fbe\u5f0f\u9519\u8bef<\/p>\n<\/p>\n<p><p>\u6761\u4ef6\u8868\u8fbe\u5f0f\u9519\u8bef\u901a\u5e38\u662f\u7531\u4e8e\u6761\u4ef6\u8868\u8fbe\u5f0f\u4e66\u5199\u4e0d\u5f53\u6216\u903b\u8f91\u9519\u8bef\u5bfc\u81f4\u7684\u3002\u5728\u7f16\u5199\u6761\u4ef6\u8868\u8fbe\u5f0f\u65f6\uff0c\u9700\u786e\u4fdd\u5176\u903b\u8f91\u6b63\u786e\u5e76\u4e0e\u9884\u671f\u4e00\u81f4\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f:  # \u786e\u4fdd\u6761\u4ef6\u8868\u8fbe\u5f0f\u6b63\u786e\u65e0\u8bef<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8c03\u8bd5\u6761\u4ef6\u8868\u8fbe\u5f0f\u9519\u8bef\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528print\u8bed\u53e5\u8f93\u51fa\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u503c\uff0c\u4ee5\u68c0\u67e5\u5176\u662f\u5426\u7b26\u5408\u9884\u671f\u3002<\/p>\n<\/p>\n<p><p>3.3\u3001\u672a\u5904\u7406\u7684\u6761\u4ef6<\/p>\n<\/p>\n<p><p>\u5728\u7f16\u5199\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u53ef\u80fd\u4f1a\u9057\u6f0f\u67d0\u4e9b\u6761\u4ef6\u7684\u5904\u7406\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u672a\u6309\u9884\u671f\u8fd0\u884c\u3002\u786e\u4fdd\u4e3a\u6bcf\u79cd\u53ef\u80fd\u7684\u60c5\u51b5\u7f16\u5199\u76f8\u5e94\u7684\u4ee3\u7801\u5757\uff0c\u53ef\u4ee5\u907f\u514d\u9057\u6f0f\u6761\u4ef6\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f1:<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u57571<\/p>\n<p>elif \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u57572<\/p>\n<p>else:<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u57573  # \u786e\u4fdd\u5904\u7406\u6240\u6709\u53ef\u80fd\u7684\u60c5\u51b5<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u56db\u3001PYTHON\u5206\u652f\u7ed3\u6784\u7684\u6700\u4f73\u5b9e\u8df5<\/p>\n<\/p>\n<p><p>\u5728\u4f7f\u7528Python\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7f16\u5199\u66f4\u5177\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n<p><p>4.1\u3001\u4fdd\u6301\u4ee3\u7801\u7b80\u6d01<\/p>\n<\/p>\n<p><p>\u5728\u7f16\u5199\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u5c3d\u91cf\u4fdd\u6301\u4ee3\u7801\u7684\u7b80\u6d01\u6027\u3002\u907f\u514d\u8fc7\u591a\u7684\u5d4c\u5957\u548c\u590d\u6742\u7684\u903b\u8f91\uff0c\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f:<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u5757  # \u4fdd\u6301\u4ee3\u7801\u7b80\u6d01\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u6742\u6027<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>4.2\u3001\u4f7f\u7528\u6ce8\u91ca<\/p>\n<\/p>\n<p><p>\u5728\u590d\u6742\u7684\u5206\u652f\u7ed3\u6784\u4e2d\uff0c\u4f7f\u7528\u6ce8\u91ca\u53ef\u4ee5\u5e2e\u52a9\u5176\u4ed6\u5f00\u53d1\u8005\u7406\u89e3\u4ee3\u7801\u7684\u610f\u56fe\u548c\u903b\u8f91\u3002\u6ce8\u91ca\u5e94\u7b80\u660e\u627c\u8981\uff0c\u6e05\u6670\u89e3\u91ca\u4ee3\u7801\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">if \u6761\u4ef6\u8868\u8fbe\u5f0f:<\/p>\n<p>    # \u68c0\u67e5\u6761\u4ef6\u662f\u5426\u4e3a\u771f<\/p>\n<p>    \u6267\u884c\u4ee3\u7801\u5757<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>4.3\u3001\u907f\u514d\u91cd\u590d\u4ee3\u7801<\/p>\n<\/p>\n<p><p>\u5728\u5206\u652f\u7ed3\u6784\u4e2d\uff0c\u907f\u514d\u91cd\u590d\u4ee3\u7801\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u6548\u7387\u3002\u53ef\u4ee5\u901a\u8fc7\u51fd\u6570\u6216\u5faa\u73af\u6765\u51cf\u5c11\u91cd\u590d\u4ee3\u7801\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def \u6267\u884c\u529f\u80fd():<\/p>\n<p>    # \u6267\u884c\u91cd\u590d\u7684\u529f\u80fd\u4ee3\u7801<\/p>\n<p>if \u6761\u4ef6\u8868\u8fbe\u5f0f1:<\/p>\n<p>    \u6267\u884c\u529f\u80fd()<\/p>\n<p>elif \u6761\u4ef6\u8868\u8fbe\u5f0f2:<\/p>\n<p>    \u6267\u884c\u529f\u80fd()  # \u907f\u514d\u91cd\u590d\u4ee3\u7801<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e94\u3001PYTHON\u5206\u652f\u7ed3\u6784\u7684\u5e94\u7528\u6848\u4f8b<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u4e00\u4e9b\u5177\u4f53\u7684\u5e94\u7528\u6848\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3Python\u5206\u652f\u7ed3\u6784\u7684\u4f7f\u7528\u573a\u666f\u53ca\u5176\u4f18\u52bf\u3002<\/p>\n<\/p>\n<p><p>5.1\u3001\u7528\u6237\u8f93\u5165\u9a8c\u8bc1<\/p>\n<\/p>\n<p><p>\u5728\u5f00\u53d1\u7528\u6237\u4ea4\u4e92\u7684\u7a0b\u5e8f\u65f6\uff0c\u5206\u652f\u7ed3\u6784\u53ef\u4ee5\u7528\u4e8e\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u6709\u6548\u6027\u3002\u901a\u8fc7\u6761\u4ef6\u5224\u65ad\uff0c\u53ef\u4ee5\u786e\u4fdd\u7528\u6237\u8f93\u5165\u7b26\u5408\u9884\u671f\u683c\u5f0f\u548c\u8303\u56f4\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">\u7528\u6237\u8f93\u5165 = input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: &quot;)<\/p>\n<p>if \u7528\u6237\u8f93\u5165.isdigit():<\/p>\n<p>    print(&quot;\u8f93\u5165\u6709\u6548&quot;)<\/p>\n<p>else:<\/p>\n<p>    print(&quot;\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>5.2\u3001\u7b80\u5355\u8ba1\u7b97\u5668<\/p>\n<\/p>\n<p><p>\u5206\u652f\u7ed3\u6784\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u7b80\u5355\u7684\u8ba1\u7b97\u5668\u529f\u80fd\uff0c\u6839\u636e\u7528\u6237\u9009\u62e9\u7684\u8fd0\u7b97\u7b26\u6267\u884c\u76f8\u5e94\u7684\u8ba1\u7b97\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">\u64cd\u4f5c\u7b26 = input(&quot;\u8bf7\u9009\u62e9\u8fd0\u7b97\u7b26 (+, -, *, \/): &quot;)<\/p>\n<p>\u6570\u5b571 = float(input(&quot;\u8bf7\u8f93\u5165\u7b2c\u4e00\u4e2a\u6570\u5b57: &quot;))<\/p>\n<p>\u6570\u5b572 = float(input(&quot;\u8bf7\u8f93\u5165\u7b2c\u4e8c\u4e2a\u6570\u5b57: &quot;))<\/p>\n<p>if \u64cd\u4f5c\u7b26 == &#39;+&#39;:<\/p>\n<p>    \u7ed3\u679c = \u6570\u5b571 + \u6570\u5b572<\/p>\n<p>elif \u64cd\u4f5c\u7b26 == &#39;-&#39;:<\/p>\n<p>    \u7ed3\u679c = \u6570\u5b571 - \u6570\u5b572<\/p>\n<p>elif \u64cd\u4f5c\u7b26 == &#39;*&#39;:<\/p>\n<p>    \u7ed3\u679c = \u6570\u5b571 * \u6570\u5b572<\/p>\n<p>elif \u64cd\u4f5c\u7b26 == &#39;\/&#39;:<\/p>\n<p>    if \u6570\u5b572 != 0:<\/p>\n<p>        \u7ed3\u679c = \u6570\u5b571 \/ \u6570\u5b572<\/p>\n<p>    else:<\/p>\n<p>        \u7ed3\u679c = &quot;\u9519\u8bef\uff1a\u9664\u6570\u4e0d\u80fd\u4e3a\u96f6&quot;<\/p>\n<p>else:<\/p>\n<p>    \u7ed3\u679c = &quot;\u65e0\u6548\u7684\u8fd0\u7b97\u7b26&quot;<\/p>\n<p>print(&quot;\u7ed3\u679c:&quot;, \u7ed3\u679c)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>5.3\u3001\u6e29\u5ea6\u8f6c\u6362\u7a0b\u5e8f<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u5206\u652f\u7ed3\u6784\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6e29\u5ea6\u5355\u4f4d\u7684\u8f6c\u6362\u7a0b\u5e8f\uff0c\u5141\u8bb8\u7528\u6237\u5728\u6444\u6c0f\u5ea6\u548c\u534e\u6c0f\u5ea6\u4e4b\u95f4\u8fdb\u884c\u8f6c\u6362\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">\u6e29\u5ea6 = float(input(&quot;\u8bf7\u8f93\u5165\u6e29\u5ea6\u503c: &quot;))<\/p>\n<p>\u5355\u4f4d = input(&quot;\u8bf7\u8f93\u5165\u6e29\u5ea6\u5355\u4f4d (C \u6216 F): &quot;)<\/p>\n<p>if \u5355\u4f4d.upper() == &#39;C&#39;:<\/p>\n<p>    \u8f6c\u6362\u6e29\u5ea6 = \u6e29\u5ea6 * 9\/5 + 32<\/p>\n<p>    \u8f6c\u6362\u5355\u4f4d = &#39;F&#39;<\/p>\n<p>elif \u5355\u4f4d.upper() == &#39;F&#39;:<\/p>\n<p>    \u8f6c\u6362\u6e29\u5ea6 = (\u6e29\u5ea6 - 32) * 5\/9<\/p>\n<p>    \u8f6c\u6362\u5355\u4f4d = &#39;C&#39;<\/p>\n<p>else:<\/p>\n<p>    \u8f6c\u6362\u6e29\u5ea6 = None<\/p>\n<p>    print(&quot;\u65e0\u6548\u7684\u5355\u4f4d&quot;)<\/p>\n<p>if \u8f6c\u6362\u6e29\u5ea6 is not None:<\/p>\n<p>    print(f&quot;\u8f6c\u6362\u540e\u7684\u6e29\u5ea6\u4e3a: {\u8f6c\u6362\u6e29\u5ea6:.2f} {\u8f6c\u6362\u5355\u4f4d}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u516d\u3001\u603b\u7ed3<\/p>\n<\/p>\n<p><p>Python\u7684\u5206\u652f\u7ed3\u6784\u662f\u7f16\u7a0b\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u901a\u8fc7\u6761\u4ef6\u8bed\u53e5\u5b9e\u73b0\u7a0b\u5e8f\u7684\u81ea\u52a8\u5316\u51b3\u7b56\u3002\u901a\u8fc7if\u3001elif\u548celse\u8bed\u53e5\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\uff0c\u4ece\u800c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u548c\u529f\u80fd\u6027\u3002\u5728\u4f7f\u7528\u5206\u652f\u7ed3\u6784\u65f6\uff0c\u9700\u6ce8\u610f\u4ee3\u7801\u7684\u7f29\u8fdb\u3001\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u51c6\u786e\u6027\uff0c\u4ee5\u53ca\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u901a\u8fc7\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\uff0c\u4f60\u53ef\u4ee5\u7f16\u5199\u51fa\u66f4\u9ad8\u6548\u548c\u53ef\u9760\u7684Python\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528\u6761\u4ef6\u8bed\u53e5\u6765\u5b9e\u73b0\u5206\u652f\u7ed3\u6784\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u6761\u4ef6\u8bed\u53e5\u4e3b\u8981\u662f\u901a\u8fc7<code>if<\/code>\u3001<code>elif<\/code>\u548c<code>else<\/code>\u6765\u5b9e\u73b0\u5206\u652f\u7ed3\u6784\u3002\u8fd9\u4e9b\u8bed\u53e5\u5141\u8bb8\u7a0b\u5e8f\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<code>if<\/code>\u8bed\u53e5\u68c0\u67e5\u4e00\u4e2a\u53d8\u91cf\u7684\u503c\uff0c\u5e76\u6839\u636e\u8be5\u503c\u51b3\u5b9a\u6267\u884c\u54ea\u4e2a\u4ee3\u7801\u5757\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-python\">x = 10\nif x &gt; 0:\n    print(&quot;x\u662f\u6b63\u6570&quot;)\nelif x &lt; 0:\n    print(&quot;x\u662f\u8d1f\u6570&quot;)\nelse:\n    print(&quot;x\u662f\u96f6&quot;)\n<\/code><\/pre>\n<p><strong>Python\u4e2d\u7684\u5206\u652f\u7ed3\u6784\u53ef\u4ee5\u5904\u7406\u54ea\u4e9b\u590d\u6742\u60c5\u51b5\uff1f<\/strong><br \/>\u9664\u4e86\u57fa\u672c\u7684<code>if<\/code>\u8bed\u53e5\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5d4c\u5957\u7684\u6761\u4ef6\u8bed\u53e5\u6216\u7ec4\u5408\u591a\u4e2a\u6761\u4ef6\u6765\u5904\u7406\u66f4\u590d\u6742\u7684\u60c5\u51b5\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26<code>and<\/code>\u548c<code>or<\/code>\u6765\u8fde\u63a5\u591a\u4e2a\u6761\u4ef6\uff0c\u4f7f\u5f97\u5224\u65ad\u66f4\u52a0\u7075\u6d3b\u3002\u540c\u65f6\uff0c\u4f7f\u7528<code>match<\/code>\u8bed\u53e5\uff08\u4ecePython 3.10\u5f00\u59cb\u5f15\u5165\uff09\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u5206\u652f\u903b\u8f91\uff0c\u7c7b\u4f3c\u4e8e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u4e2d\u7684<code>switch<\/code>\u8bed\u53e5\u3002<\/p>\n<p><strong>\u5728Python\u4e2d\u5982\u4f55\u4f7f\u7528\u5206\u652f\u7ed3\u6784\u8fdb\u884c\u9519\u8bef\u5904\u7406\uff1f<\/strong><br \/>\u5206\u652f\u7ed3\u6784\u5728\u9519\u8bef\u5904\u7406\u65b9\u9762\u4e5f\u975e\u5e38\u6709\u7528\u3002\u60a8\u53ef\u4ee5\u7ed3\u5408<code>try<\/code>\u548c<code>except<\/code>\u8bed\u53e5\u6765\u6355\u6349\u5f02\u5e38\u5e76\u6267\u884c\u76f8\u5e94\u7684\u4ee3\u7801\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c1d\u8bd5\u6267\u884c\u67d0\u9879\u64cd\u4f5c\uff0c\u5982\u679c\u51fa\u73b0\u7279\u5b9a\u9519\u8bef\uff0c\u5219\u6839\u636e\u9519\u8bef\u7c7b\u578b\u8fdb\u884c\u76f8\u5e94\u5904\u7406\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u5065\u58ee\u6027\uff0c\u8fd8\u80fd\u63d0\u4f9b\u66f4\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<pre><code class=\"language-python\">try:\n    number = int(input(&quot;\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57: &quot;))\n    print(f&quot;\u60a8\u8f93\u5165\u7684\u6570\u5b57\u662f: {number}&quot;)\nexcept ValueError:\n    print(&quot;\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u60a8\u8f93\u5165\u7684\u662f\u6570\u5b57\u3002&quot;)\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5f00\u5934\u6bb5\u843d\uff1aPython\u7684\u5206\u652f\u7ed3\u6784\u4e3b\u8981\u901a\u8fc7\u6761\u4ef6\u8bed\u53e5\u5b9e\u73b0\uff0c\u5305\u62ecif\u3001elif\u3001else\u8bed\u53e5\uff0c\u8fd9\u4e9b\u8bed\u53e5\u7528\u4e8e\u6839\u636e\u7279\u5b9a\u6761 [&hellip;]","protected":false},"author":3,"featured_media":1000032,"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\/1000014"}],"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=1000014"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1000014\/revisions"}],"predecessor-version":[{"id":1000036,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1000014\/revisions\/1000036"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1000032"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1000014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1000014"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1000014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}