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bpo-45923: Handle call events in bytecode (GH-30364)

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* Add a RESUME instruction to handle "call" events.
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Mark Shannon 2022-01-06 13:09:25 +00:00 • committed by GitHub
parent 3e43fac250
commit e028ae99ec
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 672 additions and 523 deletions
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31
Lib/test/test_compile.py
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@ -158,7 +158,7 @@ if 1:
s256 = "".join(["\n"] * 256 + ["spam"])
co = compile(s256, 'fn', 'exec')
self.assertEqual(co.co_firstlineno, 1)
self.assertEqual(list(co.co_lines()), [(0, 8, 257)])
self.assertEqual(list(co.co_lines()), [(0, 2, None), (2, 10, 257)])
def test_literals_with_leading_zeroes(self):
for arg in ["077787", "0xj", "0x.", "0e", "090000000000000",
@ -759,7 +759,7 @@ if 1:
for func in funcs:
opcodes = list(dis.get_instructions(func))
self.assertLessEqual(len(opcodes), 3)
self.assertLessEqual(len(opcodes), 4)
self.assertEqual('LOAD_CONST', opcodes[-2].opname)
self.assertEqual(None, opcodes[-2].argval)
self.assertEqual('RETURN_VALUE', opcodes[-1].opname)
@ -778,10 +778,10 @@ if 1:
# Check that we did not raise but we also don't generate bytecode
for func in funcs:
opcodes = list(dis.get_instructions(func))
self.assertEqual(2, len(opcodes))
self.assertEqual('LOAD_CONST', opcodes[0].opname)
self.assertEqual(None, opcodes[0].argval)
self.assertEqual('RETURN_VALUE', opcodes[1].opname)
self.assertEqual(3, len(opcodes))
self.assertEqual('LOAD_CONST', opcodes[1].opname)
self.assertEqual(None, opcodes[1].argval)
self.assertEqual('RETURN_VALUE', opcodes[2].opname)
def test_consts_in_conditionals(self):
def and_true(x):
@ -802,9 +802,9 @@ if 1:
for func in funcs:
with self.subTest(func=func):
opcodes = list(dis.get_instructions(func))
self.assertEqual(2, len(opcodes))
self.assertIn('LOAD_', opcodes[0].opname)
self.assertEqual('RETURN_VALUE', opcodes[1].opname)
self.assertLessEqual(len(opcodes), 3)
self.assertIn('LOAD_', opcodes[-2].opname)
self.assertEqual('RETURN_VALUE', opcodes[-1].opname)
def test_imported_load_method(self):
sources = [
@ -906,7 +906,7 @@ if 1:
o.
a
)
load_attr_lines = [ 2, 3, 1 ]
load_attr_lines = [ 0, 2, 3, 1 ]
def load_method():
return (
@ -915,7 +915,7 @@ if 1:
0
)
)
load_method_lines = [ 2, 3, 4, 3, 1 ]
load_method_lines = [ 0, 2, 3, 4, 3, 1 ]
def store_attr():
(
@ -924,7 +924,7 @@ if 1:
) = (
v
)
store_attr_lines = [ 5, 2, 3 ]
store_attr_lines = [ 0, 5, 2, 3 ]
def aug_store_attr():
(
@ -933,7 +933,7 @@ if 1:
) += (
v
)
aug_store_attr_lines = [ 2, 3, 5, 1, 3 ]
aug_store_attr_lines = [ 0, 2, 3, 5, 1, 3 ]
funcs = [ load_attr, load_method, store_attr, aug_store_attr]
func_lines = [ load_attr_lines, load_method_lines,
@ -942,7 +942,8 @@ if 1:
for func, lines in zip(funcs, func_lines, strict=True):
with self.subTest(func=func):
code_lines = [ line-func.__code__.co_firstlineno
for (_, _, line) in func.__code__.co_lines() ]
for (_, _, line) in func.__code__.co_lines()
if line is not None ]
self.assertEqual(lines, code_lines)
def test_line_number_genexp(self):
@ -966,7 +967,7 @@ if 1:
async for i in aseq:
body
expected_lines = [None, 1, 2, 1]
expected_lines = [None, 0, 1, 2, 1]
code_lines = [ None if line is None else line-test.__code__.co_firstlineno
for (_, _, line) in test.__code__.co_lines() ]
self.assertEqual(expected_lines, code_lines)