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bpo-43950: support positions for dis.Instructions created through dis.Bytecode #28142

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Merged
merged 1 commit into from
Sep 3, 2021
Merged

bpo-43950: support positions for dis.Instructions created through dis.Bytecode #28142

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3 changes: 2 additions & 1 deletion Lib/dis.py
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Original file line number Diff line number Diff line change
Expand Up @@ -564,7 +564,8 @@ def __iter__(self):
co.co_names, co.co_consts,
self._linestarts,
line_offset=self._line_offset,
exception_entries=self.exception_entries)
exception_entries=self.exception_entries,
co_positions=co.co_positions())

def __repr__(self):
return "{}({!r})".format(self.__class__.__name__,
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5 changes: 5 additions & 0 deletions Lib/test/test_dis.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1302,6 +1302,11 @@ def test_from_traceback_dis(self):
b = dis.Bytecode.from_traceback(tb)
self.assertEqual(b.dis(), dis_traceback)

@requires_debug_ranges()
def test_bytecode_co_positions(self):
bytecode = dis.Bytecode("a=1")
for instr, positions in zip(bytecode, bytecode.codeobj.co_positions()):
assert instr.positions == positions

class TestBytecodeTestCase(BytecodeTestCase):
def test_assert_not_in_with_op_not_in_bytecode(self):
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