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gc: add CollectResult, stats fields, get_referrers, and fix count reset #7354

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Merged
youknowone merged 10 commits into from
Mar 12, 2026
Merged

gc: add CollectResult, stats fields, get_referrers, and fix count reset #7354

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d4d329f
gc: add CollectResult, stats fields, get_referrers, and fix count reset
youknowone Mar 5, 2026
c889a96
Update test_gc from v3.14.3
Mar 5, 2026
a34d701
Update test_gc.py from CPython v3.15.0a5
youknowone Mar 5, 2026
463eb1d
Fix gc_state build on wasm32: skip Instant timing
youknowone Mar 5, 2026
dfee990
Add candidates/duration to gc callback info, mark v3.15 test failures
youknowone Mar 5, 2026
2547ef8
Fix gc.get_referrers to exclude executing frames, fix Future cancelle…
youknowone Mar 6, 2026
980c731
Fix gc.get_threshold to return actual gen2 threshold value
youknowone Mar 9, 2026
f1d0b44
Fix inconsistent GC count reset in early-return paths
youknowone Mar 9, 2026
2282a51
Accept keyword arguments in socket.__init__
youknowone Mar 9, 2026
d62481f
Disable comp_inlined in symbol table to match compiler
youknowone Mar 9, 2026
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Add candidates/duration to gc callback info, mark v3.15 test failures
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@youknowone
youknowone committed Mar 10, 2026
commit dfee9903ddf5d8212f7da77195ebfd8e7d14d406
4 changes: 4 additions & 0 deletions Lib/test/test_gc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -236,6 +236,8 @@ def test_function(self):
# is 3 because it includes f's code object.
self.assertIn(gc.collect(), (2, 3))

# TODO: RUSTPYTHON - weakref clear ordering differs from 3.15+
@unittest.expectedFailure
def test_function_tp_clear_leaves_consistent_state(self):
# https://github.com/python/cpython/issues/91636
code = """if 1:
Expand Down Expand Up @@ -309,6 +311,8 @@ def func():
self.assertRegex(stdout, rb"""\A\s*func=None""")
self.assertFalse(stderr)

# TODO: RUSTPYTHON - _datetime module not available
@unittest.expectedFailure
def test_datetime_weakref_cycle(self):
# https://github.com/python/cpython/issues/132413
# If the weakref used by the datetime extension gets cleared by the GC (due to being
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2 changes: 2 additions & 0 deletions crates/vm/src/stdlib/gc.rs
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Expand Up @@ -277,6 +277,8 @@ mod gc {
vm.ctx.new_int(result.uncollectable).into(),
vm,
);
let _ = info.set_item("candidates", vm.ctx.new_int(result.candidates).into(), vm);
let _ = info.set_item("duration", vm.ctx.new_float(result.duration).into(), vm);

for callback in callbacks {
let _ = callback.call((phase_str.clone(), info.clone()), vm);
Expand Down