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GH-45530: [Python][Packaging] Add pyarrow.libs dir to get_library_dirs #45766

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Merged
merged 5 commits into from
Mar 17, 2025
Merged

GH-45530: [Python][Packaging] Add pyarrow.libs dir to get_library_dirs #45766

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f70dc96
Add pyarrow.libs dir to get_library_dirs
amoeba Mar 13, 2025
9e2526c
Try safer approach
amoeba Mar 15, 2025
bf5929d
Move code back to where it belongs
amoeba Mar 15, 2025
6465384
Remove blank line
amoeba Mar 15, 2025
9d20bbc
Revert accidental quotes change
amoeba Mar 15, 2025
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8 changes: 8 additions & 0 deletions python/pyarrow/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -420,6 +420,14 @@ def append_library_dir(library_dir):
if _os.path.exists(_os.path.join(library_dir, 'arrow.lib')):
append_library_dir(library_dir)

# GH-45530: Add pyarrow.libs dir containing delvewheel-mangled
# msvcp140.dll
pyarrow_libs_dir = _os.path.abspath(
_os.path.join(_os.path.dirname(__file__), _os.pardir, "pyarrow.libs")
)
if _os.path.exists(pyarrow_libs_dir):
append_library_dir(pyarrow_libs_dir)

# ARROW-4074: Allow for ARROW_HOME to be set to some other directory
if _os.environ.get('ARROW_HOME'):
append_library_dir(_os.path.join(_os.environ['ARROW_HOME'], 'lib'))
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