{"id":3112,"date":"2025-06-01T16:39:04","date_gmt":"2025-06-04T08:54:03","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3112"},"modified":"2025-06-04T16:39:04","modified_gmt":"2025-06-04T08:54:03","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8python%e7%9a%84prepare%e5%87%bd%e6%95%b8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8python%e7%9a%84prepare%e5%87%bd%e6%95%b8\/","title":{"rendered":"2025 \u6700\u65b0\u7248 Python \u7684 prepare() \u51fd\u6578\u4f7f\u7528\u6559\u5b78"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Python, prepare(), Python \u6559\u5b78, 2025 Python\"><\/p>\n<h1>2025 \u6700\u65b0\u7248 Python \u7684 prepare() \u51fd\u6578\u4f7f\u7528\u6559\u5b78<\/h1>\n<p>\u5728 Python \u4e2d\uff0c`prepare()` \u51fd\u6578\u662f\u4e00\u500b\u91cd\u8981\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u57f7\u884c\u52d5\u4f5c\u4e4b\u524d\u9032\u884c\u5fc5\u8981\u7684\u6e96\u5099\u5de5\u4f5c\uff0c\u4ee5\u78ba\u4fdd\u7a0b\u5f0f\u7684\u6b63\u78ba\u57f7\u884c\u3002\u672c\u6587\u5c07\u66f4\u65b0\u70ba 2025 \u5e74\u7684\u6700\u65b0\u8a9e\u6cd5\uff0c\u4e26\u63d0\u4f9b\u5b8c\u6574\u7684\u6559\u5b78\u6d41\u7a0b\u3001\u5be6\u4f5c\u7bc4\u4f8b\u3001\u932f\u8aa4\u6392\u9664\u53ca\u5ef6\u4f38\u61c9\u7528\u3002<\/p>\n<h2>prepare() \u51fd\u6578\u7684\u529f\u80fd<\/h2>\n<p>`prepare()` \u51fd\u6578\u53ef\u4ee5\u7528\u4f86\uff1a<br \/>\n&#8211; \u6aa2\u67e5\u8f38\u5165\u7684\u53c3\u6578\u662f\u5426\u6b63\u78ba<br \/>\n&#8211; \u6aa2\u67e5\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\u662f\u5426\u6709\u6548<br \/>\n&#8211; \u6aa2\u67e5\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4<br \/>\n&#8211; \u78ba\u4fdd\u8b8a\u6578\u7684\u6b63\u78ba\u6027<\/p>\n<p>\u9019\u4e9b\u529f\u80fd\u4e0d\u50c5\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5f0f\u7684\u7a69\u5b9a\u6027\uff0c\u4e5f\u80fd\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u53ca\u65e9\u767c\u73fe\u554f\u984c\u3002<\/p>\n<h2>2025 \u6700\u65b0\u7248 prepare() \u51fd\u6578\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u66f4\u65b0\u904e\u7684 `prepare()` \u51fd\u6578\u7bc4\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u9032\u884c\u5404\u7a2e\u6aa2\u67e5\uff1a<\/p>\n<pre class=\"brush: python\">\ndef prepare(param1, param2):\n    # \u6aa2\u67e5\u53c3\u6578\u662f\u5426\u6b63\u78ba\n    if not isinstance(param1, int):\n        raise ValueError('param1 must be an integer')\n    if not isinstance(param2, str):\n        raise ValueError('param2 must be a string')\n\n    # \u6aa2\u67e5\u8cc7\u6599\u5eab\u4e2d\u7684\u8cc7\u6599\u662f\u5426\u6b63\u78ba\n    db_data = get_data_from_db()\n    if not db_data:\n        raise ValueError('Database data is not valid')\n\n    # \u6aa2\u67e5\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\n    check_code_errors()\n\n    # \u6aa2\u67e5\u7a0b\u5f0f\u78bc\u4e2d\u7684\u8b8a\u6578\u662f\u5426\u6b63\u78ba\n    check_code_variables()\n\n    print(\"\u6e96\u5099\u5de5\u4f5c\u5b8c\u6210\u3002\")\n\n# \u4f7f\u7528\u7bc4\u4f8b\ntry:\n    prepare(100, \"example\")\nexcept ValueError as e:\n    print(f\"\u932f\u8aa4: {e}\")\n<\/pre>\n<p>\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 `prepare()` \u51fd\u6578\u4f86\u6aa2\u67e5\u53c3\u6578\u53ca\u8cc7\u6599\u7684\u6709\u6548\u6027\uff0c\u4e26\u5728\u6240\u6709\u6aa2\u67e5\u901a\u904e\u5f8c\u8f38\u51fa\u300c\u6e96\u5099\u5de5\u4f5c\u5b8c\u6210\u300d\u3002<\/p>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5728\u5be6\u4f5c `prepare()` \u51fd\u6578\u7684\u904e\u7a0b\u4e2d\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u554f\u984c\uff1a<br \/>\n&#8211; **TypeError**: \u7576\u50b3\u5165\u7684\u53c3\u6578\u985e\u578b\u4e0d\u6b63\u78ba\u6642\uff0c\u8acb\u6aa2\u67e5\u50b3\u5165\u7684\u8b8a\u6578\u985e\u578b\u3002<br \/>\n&#8211; **ValueError**: \u7576\u8cc7\u6599\u5eab\u8cc7\u6599\u7121\u6548\u6642\uff0c\u8acb\u78ba\u4fdd\u8cc7\u6599\u5eab\u9023\u63a5\u6b63\u78ba\u4e26\u4e14\u8cc7\u6599\u5b58\u5728\u3002<\/p>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>`prepare()` \u51fd\u6578\u7684\u61c9\u7528\u7bc4\u570d\u975e\u5e38\u5ee3\u6cdb\uff0c\u53ef\u4ee5\u7528\u65bc\u8cc7\u6599\u8655\u7406\u3001API \u8acb\u6c42\u524d\u7684\u6aa2\u67e5\u3001\u751a\u81f3\u5728\u5927\u578b\u5c08\u6848\u4e2d\u7684\u521d\u59cb\u5316\u904e\u7a0b\u4e2d\u3002\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u6b64\u51fd\u6578\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5728 Python \u958b\u767c\u4e2d\u63d0\u5347\u7a0b\u5f0f\u7684\u5065\u58ef\u6027\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u82e5\u60f3\u6df1\u5165\u4e86\u89e3 Python \u7684\u6700\u4f73\u5be6\u8e10\uff0c\u5efa\u8b70\u53c3\u8003 [\u9019\u7bc7\u6559\u5b78](https:\/\/vocus.cc\/article\/123456) \u9032\u4e00\u6b65\u63d0\u5347\u4f60\u7684\u6280\u80fd\u3002<\/p>\n<h2>\u7d50\u8a9e<\/h2>\n<p>`prepare()` \u51fd\u6578\u662f\u4e00\u500b\u6975\u5177\u5be6\u7528\u6027\u7684\u5de5\u5177\uff0c\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5728\u57f7\u884c\u52d5\u4f5c\u4e4b\u524d\u505a\u597d\u6e96\u5099\uff0c\u78ba\u4fdd\u7a0b\u5f0f\u7684\u6b63\u78ba\u57f7\u884c\u3002\u5e0c\u671b\u672c\u7bc7\u6587\u7ae0\u80fd\u5e6b\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u4e26\u4f7f\u7528\u9019\u500b\u51fd\u6578\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<p>**Q1: `prepare()` \u51fd\u6578\u53ef\u4ee5\u7528\u5728\u54ea\u4e9b\u60c5\u6cc1\u4e0b\uff1f**<br \/>\nA1: `prepare()` \u51fd\u6578\u9069\u5408\u7528\u65bc\u9700\u8981\u591a\u91cd\u6aa2\u67e5\u7684\u60c5\u6cc1\uff0c\u4f8b\u5982\u8cc7\u6599\u8655\u7406\u3001API \u8acb\u6c42\u7b49\u3002<\/p>\n<p>**Q2: \u5982\u4f55\u8655\u7406 `prepare()` \u51fd\u6578\u4e2d\u7684\u932f\u8aa4\uff1f**<br \/>\nA2: \u53ef\u4ee5\u4f7f\u7528 `try&#8230;except` \u8a9e\u53e5\u6355\u6349\u932f\u8aa4\uff0c\u4e26\u6839\u64da\u932f\u8aa4\u985e\u578b\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/p>\n<p>**Q3: `prepare()` \u51fd\u6578\u662f\u5426\u53ef\u4ee5\u64f4\u5c55\uff1f**<br \/>\nA3: \u662f\u7684\uff0c\u6839\u64da\u4f60\u7684\u9700\u6c42\uff0c\u53ef\u4ee5\u5728 `prepare()` \u51fd\u6578\u4e2d\u6dfb\u52a0\u66f4\u591a\u7684\u6aa2\u67e5\u908f\u8f2f\uff0c\u4ee5\u9069\u61c9\u4e0d\u540c\u7684\u4f7f\u7528\u5834\u666f\u3002<br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Prepare()\u51fd\u6578\u662fPython\u4e2d\u4e00\u500b\u91cd\u8981\u7684\u51fd\u6578\uff0c\u5b83\u53ef\u4ee5\u5e6b\u52a9\u4f60\u6e96\u5099\u548c\u6e05\u7406\u4f60\u7684\u8cc7\u6599\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u5206\u6790\u548c\u4f7f\u7528\u3002\u672c\u6587\u5c07\u4ecb\u7d39Prepare()\u51fd\u6578\u7684\u57fa\u672c\u7528\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u63d0\u9ad8\u4f60\u7684\u8cc7\u6599\u5206\u6790\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":2518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[18],"tags":[15],"class_list":["post-3112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","tag-python"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2022\/12\/DALL\u00b7E-2022-12-28-14.25.55-\u62f7\u8c9d2.png","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-Oc","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3112","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3112"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3112\/revisions"}],"predecessor-version":[{"id":3113,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3112\/revisions\/3113"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/2518"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3112"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}