set1
https://github.com/tianhang-f...
set2
https://github.com/tianhang/F...
set3
https://github.com/tianhang/F...
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摘要:引用計(jì)數(shù)會記錄給定對象的引用個(gè)數(shù),并在引用個(gè)數(shù)為零時(shí)收集該對象。在對象群組內(nèi)部使用弱引用即不會在引用計(jì)數(shù)中被計(jì)數(shù)的引用有時(shí)能避免出現(xiàn)引用環(huán),因此弱引用可用于解決循環(huán)引用的問題。 參考 1.weakref – Garbage-collectable references to objects2.Python弱引用介紹 和許多其它的高級語言一樣,Python使用了垃圾回收器來自動銷毀那些不...
摘要: I was working on a pull request to improve the performance of executemany() in asyncpg, who talks to the PostgreSQL server directly in its wire protocol (comparing to psycopg2 who uses libpq to...
摘要: I was working on a pull request to improve the performance of executemany() in asyncpg, who talks to the PostgreSQL server directly in its wire protocol (comparing to psycopg2 who uses libpq to...
set1 https://github.com/tianhang-f... set2 https://github.com/tianhang/F... set3https://github.com/tianhang/F...
set1 https://github.com/tianhang-f... set2 https://github.com/tianhang/F... set3https://github.com/tianhang/F...
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