pyperf Python 性能指南（v0）pyperf 规则 ID（slug）pyperf 语料库目标 pyperf 证据政策

pp-deepcopy-hot — 已测量，仍有提示 pp-json-hot — 已测量，仍有提示 pp-list-plus-rebind — xs = xs + [i] 与 append pp-open-hot — 测量过的，仍有暗示 pp-print-hot — 循环打印 vs 仅 join 一次（标准输出被丢弃）pp-str-plus-hot — str += 与 str.join

pp-datetime-format-in-loop pp-datetime-format-in-loop — removed 2026-10-23 (Asia/Shanghai)pp-deepcopy-in-loop — renamed 2026-10-27 (Asia/Shanghai)pp-json-in-loop — renamed 2026-10-27 (Asia/Shanghai)pp-open-in-loop — renamed 2026-10-27 (Asia/Shanghai)pp-print-in-loop — renamed 2026-10-27 (Asia/Shanghai)pp-regex-compile-in-loop — removed pp-regex-compile-in-loop — removed 2026-10-23 (Asia/Shanghai)pp-str-plus-in-loop — renamed 2026-10-27 (Asia/Shanghai)PP004 — removed PP004 — removed 2026-10-22 (Asia/Shanghai)

项目

参与贡献变更日志安全策略 Contributor Covenant 行为准则 AGENT.md — XPerf 代理操作合同

语言Python证据_removed

pp-datetime-format-in-loop

这篇还没有中文，下面是英文原文。

Removed. See pp-datetime-format-in-loop.REMOVED.md. The slug is not reused.

pp-str-plus-hot — str += 与 str.join

上一页

pp-datetime-format-in-loop — removed 2026-10-23 (Asia/Shanghai)

下一页