Fix pre-load _chdb.abi3.so with RTLD_DEEPBIND to avoid host libstdc++ conflicts#572
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…+ conflicts Prevents `free(): invalid pointer` SIGABRT when `import ray` precedes `import chdb` on Linux (Python 3.11/3.12).
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Fixes #571.
import ray; import chdbon Linux + Python 3.11/3.12 aborts withfree(): invalid pointerbecause the chdb wrapper's__init__.pyoverwrites chdb-core's at install time and drops theRTLD_DEEPBINDpreload. This PR restores it here.Changes
chdb/__init__.py: add_preload_chdb_with_deepbind(), invoked beforefrom . import _chdb.datastore/tests/test_import_crossstl_isolation.py: 3 subprocess-based regression tests (import ray; import chdb, reverse order, and a query smoke check)..github/workflows/build_linux_{x86,arm64}_wheels*.yml: installrayso the new tests aren't silently skipped.Verification
Locally on Python 3.12 + chdb-core 26.3.0 + ray 2.55.1, Linux x86_64:
exit 134/free(): invalid pointer.ray;chdb,chdb;ray,ray;chdb+query) exit 0, query returns the expected value.