pex 2.91.4

[github-actions[bot]]

---

2.91.4

This release brings 2 performance fixes from @tobni:

1. An extremely inefficient algorithm used when resolving requirements with many extras from a PEX
   was replaced with a simpler, faster and easier to understand algorithm.
2. Cold-cache --venv PEX layout times are nearly halved for large PEXes.

• Fix exponential memory from powerset of requirement extras. (Fix exponential memory from powerset of requirement extras. #3123)
• Hoist realpath calls out of per-file loop in install_wheel. (Hoist realpath calls out of per-file loop in install_wheel. #3124)

---

file	sha256	size
pex	41540a3777f344cfd975c33fc2eae7c18dbef7810de89da0477acfe231e1c150	5078680
pex-linux-aarch64	7a3a7889e136c1de71423f401e0755b9f7a713d827da0492cd08852213336cb4	36835455
pex-linux-armv7l	ad785ed63b21dcc5627cb4a13257d9eb4345b58ac26d6bdfafdd05c0df0a4f3d	33218952
pex-linux-riscv64	1fd38d3b8b93d553084b1e6bd73b0262c6fcb2377d39f12adaf8abee5c0ff7b0	33343865
pex-linux-x86_64	d8b44db5d8dd1ae91501e6c2e0494e717fe294af539771d70a352b14a7165d99	42813106
pex-macos-aarch64	4b45f364ed5dfa50ccfc6d7d821ee400904fd984292315337053749c7782a19b	24721869
pex-macos-x86_64	dc7617de601188d8508e33c00ec812b5b6d1e15e2e2e1272350da2e1cdb2c7a7	24880387
pex-musl-linux-aarch64	252809b32603e23cfa195d68e0213814ca23bfb008c2aede8f1b80ddbeaa5f81	36077166
pex-musl-linux-x86_64	e3f252fead2e070ccee3eef3e0b0882aff521c60f34e1cef34d118dc1086c58e	36182737

---

This discussion was created from the release pex 2.91.4.