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Add `_zstd` stdlib module backing `compression.zstd` - #7962

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JamesClarke7283 wants to merge 20 commits into

RustPython:mainfrom

JamesClarke7283:zstd

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Add `_zstd` stdlib module backing `compression.zstd`#7962
JamesClarke7283 wants to merge 20 commits into
RustPython:mainfrom
JamesClarke7283:zstd

Commits on Aug 19, 2026
- Add _zstd stdlib module backing compression.zstd
  JamesClarke7283
  committed
  9e5c27f
- Fix iOS build by removing static PyMutex<PyTypeRef>
  
  JamesClarke7283
  and
  claude
  committed
  1def1b4
- Fix clippy errors in zstd module
  
  JamesClarke7283
  and
  claude
  committed
  ee26123
- Retrigger CI
  
  JamesClarke7283
  and
  claude
  committed
  fbce9c9
- chore: format zstd module
  JamesClarke7283
  committed
  63103b6
- Update crates/stdlib/src/zstd.rs
  
  JamesClarke7283
  and
  ShaharNaveh
  committed
  77370cb
- chore: remove rustdoc comments from zstd module
  JamesClarke7283
  committed
  ace862f
- commit message
  JamesClarke7283
  committed
  07aa356
- commit message
  JamesClarke7283
  committed
  f7598d6
- Identify zstd parameter enums by type identity, not name
  JamesClarke7283
  committed
  9b1e29e
- Match CPython error behavior in _zstd ZstdCompressor
  
  JamesClarke7283
  and
  claude
  committed
  e6c5b19
- Address review: drop decorative separators and unused zstd crate
  JamesClarke7283
  committed
  dbe4626
- Switch _zstd backend from zstd-safe to pure-Rust libzstd-rs-sys
  JamesClarke7283
  committed
  9d497f4
- Fix data loss in ZstdDecompressor.decompress(max_length=0)
  JamesClarke7283
  committed
  8fe59b8
- Drop duplicate spell-checker line in zstd.rs
  JamesClarke7283
  committed
  3d4825e
- Address review on _zstd constants, version attrs and dict markers
  
  JamesClarke7283
  and
  claude
  committed
  52bea59
- Replace the _zstd flush-mode constants with a CompressMode enum
  
  JamesClarke7283
  and
  claude
  committed
  1335148
- Correct the _zstd explanatory comments and raise MemoryError on OOM
  
  JamesClarke7283
  and
  claude
  committed
  68bed04
- Fix CPython divergences and a crash in the _zstd module
  
  JamesClarke7283
  and
  claude
  committed
  e163561
- Restore Lib/test/test_zstd.py to its vendored CPython state
  
  JamesClarke7283
  and
  claude
  committed
  041f631

Commits

Commits on Aug 19, 2026