{"id":3322,"date":"2025-06-01T15:17:24","date_gmt":"2025-06-04T08:13:23","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3322"},"modified":"2025-06-04T15:17:24","modified_gmt":"2025-06-04T08:13:23","slug":"%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84slots%e6%a9%9f%e5%88%b6-3","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84slots%e6%a9%9f%e5%88%b6-3\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Python Slots \u6a5f\u5236\uff1a2025 \u6700\u65b0\u6559\u5b78\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

\u6df1\u5165\u4e86\u89e3 Python Slots \u6a5f\u5236<\/h1>\n

Python Slots \u662f Python \u4e2d\u4e00\u500b\u975e\u5e38\u6709\u8da3\u4e14\u5be6\u7528\u7684\u7279\u6027\uff0c\u5b83\u5141\u8a31\u958b\u767c\u8005\u5c0d\u7269\u4ef6\u7684\u5c6c\u6027\u9032\u884c\u9650\u5236\uff0c\u5f9e\u800c\u63d0\u9ad8\u7269\u4ef6\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e Python Slots \u7684\u6982\u5ff5\uff0c\u63d0\u4f9b\u5177\u9ad4\u7684\u7bc4\u4f8b\uff0c\u4e26\u8a0e\u8ad6\u5176\u512a\u7f3a\u9ede\u53ca\u5be6\u969b\u61c9\u7528\u3002<\/p>\n

\u4ec0\u9ebc\u662f Python Slots\uff1f<\/h2>\n

Python Slots \u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u6a5f\u5236\uff0c\u5141\u8a31\u958b\u767c\u8005\u5728\u5b9a\u7fa9\u7269\u4ef6\u6642\u6307\u5b9a\u5176\u5c6c\u6027\u3002\u900f\u904e\u4f7f\u7528 Slots\uff0c\u60a8\u53ef\u4ee5\u9650\u5236\u7269\u4ef6\u50c5\u64c1\u6709\u7279\u5b9a\u7684\u5c6c\u6027\uff0c\u9019\u6a23\u53ef\u4ee5\u9632\u6b62\u610f\u5916\u4fee\u6539\u6216\u65b0\u589e\u4e0d\u5fc5\u8981\u7684\u5c6c\u6027\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7269\u4ef6\u7684\u5b89\u5168\u6027\uff0c\u9084\u80fd\u6709\u6548\u7bc0\u7701\u8a18\u61b6\u9ad4\u3002<\/p>\n

\u4f8b\u5982\uff0c\u82e5\u60a8\u60f3\u8981\u9650\u5236\u4e00\u500b\u7269\u4ef6\u53ea\u80fd\u64c1\u6709 `name` \u548c `age` \u5169\u500b\u5c6c\u6027\uff0c\u53ef\u4ee5\u9019\u6a23\u5b9a\u7fa9\uff1a<\/p>\n

“`python
\nclass Person:
\n __slots__ = (‘name’, ‘age’)
\n“`<\/p>\n

\u9019\u6a23\uff0c`Person` \u7269\u4ef6\u5c07\u53ea\u80fd\u64c1\u6709 `name` \u548c `age` \u9019\u5169\u500b\u5c6c\u6027\uff0c\u4efb\u4f55\u5c0d\u5176\u4ed6\u5c6c\u6027\u7684\u8a2d\u7f6e\u90fd\u6703\u9020\u6210\u932f\u8aa4\u3002<\/p>\n

Python Slots \u7684\u512a\u9ede<\/h2>\n

1. **\u7269\u4ef6\u5b89\u5168\u6027**\uff1aSlots \u53ef\u4ee5\u6709\u6548\u9632\u6b62\u7269\u4ef6\u5c6c\u6027\u88ab\u610f\u5916\u4fee\u6539\uff0c\u589e\u5f37\u7269\u4ef6\u7684\u5b89\u5168\u6027\u3002
\n2. **\u6e1b\u5c11\u8a18\u61b6\u9ad4\u4f7f\u7528**\uff1a\u7531\u65bc\u6307\u5b9a\u4e86\u7269\u4ef6\u7684\u5c6c\u6027\uff0cPython \u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\uff0c\u5f9e\u800c\u6e1b\u5c11\u8a18\u61b6\u9ad4\u7684\u4f7f\u7528\u91cf\u3002
\n3. **\u63d0\u9ad8\u6027\u80fd**\uff1a\u5728\u5927\u91cf\u7269\u4ef6\u5be6\u4f8b\u5316\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 Slots \u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u70ba\u5b83\u7701\u53bb\u4e86\u5b58\u5132 `__dict__` \u7684\u958b\u92b7\u3002<\/p>\n

Python Slots \u7684\u7f3a\u9ede<\/h2>\n

1. **\u9069\u7528\u7bc4\u570d\u6709\u9650**\uff1aSlots \u53ea\u80fd\u7528\u65bc\u81ea\u5b9a\u7fa9\u7269\u4ef6\uff0c\u7121\u6cd5\u61c9\u7528\u65bc\u5176\u4ed6\u985e\u578b\u7684\u8cc7\u6599\u3002
\n2. **\u7121\u6cd5\u7e7c\u627f**\uff1a\u7576\u60a8\u4f7f\u7528\u7e7c\u627f\u6642\uff0cSlots \u7684\u9650\u5236\u7121\u6cd5\u64f4\u5c55\u5230\u5b50\u985e\u5225\uff0c\u9019\u53ef\u80fd\u6703\u4f7f\u5f97\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u7684\u8a2d\u8a08\u8b8a\u5f97\u8907\u96dc\u3002<\/p>\n

Python Slots \u7684\u7bc4\u4f8b<\/h2>\n

\u8b93\u6211\u5011\u4f86\u770b\u4e00\u500b\u5177\u9ad4\u7684\u7bc4\u4f8b\uff0c\u4f86\u8aaa\u660e\u5982\u4f55\u4f7f\u7528 Python Slots\u3002\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b `Person` \u7269\u4ef6\uff0c\u9650\u5236\u5176\u64c1\u6709 `name` \u548c `age` \u5169\u500b\u5c6c\u6027\uff1a<\/p>\n

“`python
\nclass Person:
\n __slots__ = (‘name’, ‘age’)<\/p>\n

p = Person()
\np.name = ‘John’
\np.age = 20
\n“`<\/p>\n

\u7576\u6211\u5011\u5617\u8a66\u70ba `Person` \u7269\u4ef6\u6dfb\u52a0\u4e00\u500b\u65b0\u7684\u5c6c\u6027 `gender` \u6642\uff0c\u6703\u5f15\u767c\u932f\u8aa4\uff1a<\/p>\n

“`python
\np.gender = ‘male’ # \u9019\u5c07\u5f15\u767c AttributeError
\n“`<\/p>\n

\u9019\u662f\u56e0\u70ba `gender` \u5c6c\u6027\u4e26\u4e0d\u5728 `__slots__` \u4e2d\uff0c\u5f9e\u800c\u9632\u6b62\u4e86\u4e0d\u5fc5\u8981\u7684\u5c6c\u6027\u6dfb\u52a0\u3002<\/p>\n

\u932f\u8aa4\u6392\u9664<\/h2>\n

\u5728\u4f7f\u7528 Python Slots \u6642\uff0c\u82e5\u9047\u5230 `AttributeError`\uff0c\u901a\u5e38\u662f\u56e0\u70ba\u5617\u8a66\u8a2a\u554f\u4e0d\u5728 `__slots__` \u4e2d\u5b9a\u7fa9\u7684\u5c6c\u6027\u3002\u70ba\u4e86\u907f\u514d\u6b64\u985e\u932f\u8aa4\uff0c\u5efa\u8b70\u5728\u8a2d\u8a08\u7269\u4ef6\u6642\u4ed4\u7d30\u8003\u616e\u6240\u9700\u7684\u5c6c\u6027\uff0c\u4e26\u78ba\u4fdd\u6240\u6709\u5fc5\u9700\u7684\u5c6c\u6027\u5747\u5df2\u5728 `__slots__` \u4e2d\u5217\u51fa\u3002<\/p>\n

\u5ef6\u4f38\u61c9\u7528<\/h2>\n

Python Slots \u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u53ef\u4ee5\u767c\u63ee\u4f5c\u7528\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5c0d\u5927\u91cf\u7269\u4ef6\u9032\u884c\u7ba1\u7406\u7684\u60c5\u6cc1\u4e0b\u3002\u4f7f\u7528 Slots \u53ef\u4ee5\u63d0\u5347\u61c9\u7528\u6027\u80fd\uff0c\u4e26\u6709\u6548\u63a7\u5236\u7269\u4ef6\u7684\u5c6c\u6027\u3002\u8a31\u591a\u5927\u578b\u5c08\u6848\u548c\u6846\u67b6\uff08\u5982 Django\uff09\u5747\u6709\u4f7f\u7528 Slots \u7684\u6848\u4f8b\uff0c\u53ef\u4ee5\u53c3\u8003\u9019\u4e9b\u5c08\u6848\u4f86\u7372\u53d6\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n

\u82e5\u60a8\u60f3\u9032\u4e00\u6b65\u4e86\u89e3 Python \u7684\u9032\u968e\u7279\u6027\uff0c\u5efa\u8b70\u53c3\u8003 [\u9019\u7bc7\u6587\u7ae0](https:\/\/vocus.cc\/article\/64e53b15fd8978000197d0f8) \u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

Python Slots \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u7269\u4ef6\u7684\u5c6c\u6027\u3002\u96d6\u7136\u5b83\u6709\u4e00\u4e9b\u9650\u5236\uff0c\u4f46\u5728\u6b63\u78ba\u7684\u61c9\u7528\u5834\u666f\u4e0b\uff0cSlots \u80fd\u5920\u986f\u8457\u63d0\u9ad8\u4ee3\u78bc\u7684\u5b89\u5168\u6027\u8207\u6027\u80fd\u3002<\/p>\n

Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n

**Q1: Python Slots \u6709\u4ec0\u9ebc\u61c9\u7528\u5834\u666f\uff1f**
\nA: Python Slots \u7279\u5225\u9069\u5408\u7528\u65bc\u9700\u8981\u9ad8\u6548\u5167\u5b58\u7ba1\u7406\u548c\u5c6c\u6027\u9650\u5236\u7684\u5834\u666f\uff0c\u4f8b\u5982\u5728\u5927\u578b\u61c9\u7528\u7a0b\u5e8f\u4e2d\u9700\u8981\u5275\u5efa\u5927\u91cf\u7269\u4ef6\u6642\u3002<\/p>\n

**Q2: \u4f7f\u7528 Python Slots \u6703\u5f71\u97ff\u7269\u4ef6\u7684\u6027\u80fd\u55ce\uff1f**
\nA: \u76f8\u53cd\uff0c\u4f7f\u7528 Python Slots \u901a\u5e38\u6703\u63d0\u9ad8\u7269\u4ef6\u7684\u6027\u80fd\uff0c\u56e0\u70ba\u5b83\u6e1b\u5c11\u4e86\u5167\u5b58\u958b\u92b7\uff0c\u7279\u5225\u662f\u5728\u5927\u91cf\u5be6\u4f8b\u5316\u6642\u3002<\/p>\n

**Q3: \u53ef\u4ee5\u4f7f\u7528 Python Slots \u4f86\u7e7c\u627f\u55ce\uff1f**
\nA: \u96d6\u7136\u53ef\u4ee5\u5728\u5b50\u985e\u4e2d\u4f7f\u7528 Slots\uff0c\u4f46\u5b50\u985e\u5c07\u7121\u6cd5\u589e\u52a0\u7236\u985e\u5b9a\u7fa9\u7684\u5c6c\u6027\uff0c\u9019\u53ef\u80fd\u9700\u8981\u984d\u5916\u7684\u8a2d\u8a08\u8003\u91cf\u3002<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e86\u89e3Python\u4e2d\u7684Slots\u6a5f\u5236\uff0c\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u7269\u4ef6\u7684\u8a18\u61b6\u9ad4\u7a7a\u9593\uff0c\u63d0\u9ad8\u7a0b\u5f0f\u6548\u7387\u3002\u672c\u6587\u5c07\u4ecb\u7d39Slots\u6a5f\u5236\u7684\u6982\u5ff5\u3001\u512a\u9ede\u3001\u7f3a\u9ede\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\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-3322","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-RA","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3322","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=3322"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3322\/revisions"}],"predecessor-version":[{"id":12866,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3322\/revisions\/12866"}],"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=3322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}