8000 bpo-36560: regrtest: don't collect the GC twice by vstinner · Pull Request #12747 · python/cpython · GitHub
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bpo-36560: regrtest: don't collect the GC twice #12747

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merged 1 commit into from
Apr 9, 2019
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bpo-36560: regrtest: don't collect the GC twice #12747

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bpo-36560: regrtest: don't collect the GC twice 
dash_R() function of libregrtest doesn't call support.gc_collect()
directly anymore: it's already called by dash_R_cleanup().

Call dash_R_cleanup() before starting the loop.
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@vstinner
vstinner committed Apr 9, 2019
commit 259f5f7c773887081280b8ad1ba5c4bd2677ac02
6 changes: 4 additions & 2 deletions Lib/test/libregrtest/refleak.py
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Original file line number Diff line number Diff line change
Expand Up @@ -82,12 +82,14 @@ def get_pooled_int(value):
print(("1234567890"*(repcount//10 + 1))[:repcount], file=sys.stderr,
flush=True)

dash_R_cleanup(fs, ps, pic, zdc, abcs)

for i in rep_range:
test_func()
dash_R_cleanup(fs, ps, pic, zdc, abcs)

# Collect cyclic trash and read memory statistics immediately after.
support.gc_collect()
# dash_R_cleanup() ends with collecting cyclic trash:
# read memory statistics immediately after.
alloc_after = getallocatedblocks()
rc_after = gettotalrefcount()
fd_after = fd_count()
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