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Disable Python compilation cache during build #7057

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merged 2 commits into from
Dec 14, 2023
Merged

Disable Python compilation cache during build #7057

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4e8f321
Disable Python compilation cache during build
wintersteiger Dec 13, 2023
73ddd73
More pythonic check for none
wintersteiger Dec 14, 2023
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10 changes: 10 additions & 0 deletions scripts/mk_util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2994,9 +2994,19 @@ def cp_z3py_to_build():
for f in files:
if f.endswith('.pyc'):
rmf(os.path.join(root, f))
# We do not want a second copy of the compiled files in the system-wide cache,
# so we disable it temporarily. This is an issue with recent versions of MacOS
# where XCode's Python has a cache, but the build scripts don't have access to
# it (e.g. during OPAM package installation).
have_cache = hasattr(sys, 'pycache_prefix') and sys.pycache_prefix != None
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if have_cache:
pycache_prefix_before = sys.pycache_prefix
sys.pycache_prefix = None
# Compile Z3Py files
if compileall.compile_dir(z3py_src, force=1) != 1:
raise MKException("failed to compile Z3Py sources")
if have_cache:
sys.pycache_prefix = pycache_prefix_before
if is_verbose:
print("Generated python bytecode")
# Copy sources to build
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