Changelog:
==========
- Replaced atomic operations with mutex on pattern object for free-threaded Python.
- PR #598: Fix race condition in storage caching with atomic operations.
- Replaced use of PyUnicode_GET_LENGTH with PyUnicode_GetLength.
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
