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bpo-44725 : expose specialization stats in python (GH-27192)

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Irit Katriel 2021-07-29 17:26:53 +01:00 • committed by GitHub
parent 6741794dd4
commit ddd1c418c0
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7 changed files with 158 additions and 1 deletions
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27
Lib/test/test__opcode.py
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@ -1,6 +1,7 @@
import dis
from test.support.import_helper import import_module
import unittest
import opcode
_opcode = import_module("_opcode")
from _opcode import stack_effect
@ -64,5 +65,31 @@ class OpcodeTests(unittest.TestCase):
self.assertEqual(nojump, common)
class SpecializationStatsTests(unittest.TestCase):
def test_specialization_stats(self):
stat_names = opcode._specialization_stats
specialized_opcodes = [
op[:-len("_ADAPTIVE")].lower() for
op in opcode._specialized_instructions
if op.endswith("_ADAPTIVE")]
self.assertIn('load_attr', specialized_opcodes)
self.assertIn('binary_subscr', specialized_opcodes)
stats = _opcode.get_specialization_stats()
if stats is not None:
self.assertIsInstance(stats, dict)
self.assertCountEqual(stats.keys(), specialized_opcodes)
self.assertCountEqual(
stats['load_attr'].keys(),
stat_names + ['fails'])
for sn in stat_names:
self.assertIsInstance(stats['load_attr'][sn], int)
self.assertIsInstance(stats['load_attr']['fails'], dict)
for k,v in stats['load_attr']['fails'].items():
self.assertIsInstance(k, tuple)
self.assertIsInstance(v, int)
if __name__ == "__main__":
unittest.main()