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Python: CG trace: ignore with statement for now

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This commit is contained in:
Rasmus Wriedt Larsen
2020-07-21 22:47:15 +02:00
parent 4843d29ad6
commit 3539798c22
1 changed files with 4 additions and 1 deletions
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5
python/tools/recorded-call-graph-metrics/src/cg_trace/bytecode_reconstructor.py
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@@ -180,12 +180,15 @@ def expr_from_instruction(instructions: List[Instruction], index: int) -> Byteco
assert isinstance(name_expr, BytecodeConst)
return BytecodeMakeFunction(qualified_name=name_expr)
# TODO: handle with statements (https://docs.python.org/3/library/dis.html#opcode-SETUP_WITH)
WITH_OPNAMES = ["SETUP_WITH", "WITH_CLEANUP_START", "WITH_CLEANUP_FINISH"]
# Special cases ignored for now:
#
# - LOAD_BUILD_CLASS: Called when constructing a class.
# - IMPORT_NAME: Observed to result in a call to filename='<frozen
# importlib._bootstrap>', linenum=389, funcname='parent'
if inst.opname not in ["LOAD_BUILD_CLASS", "IMPORT_NAME"]:
if inst.opname not in ["LOAD_BUILD_CLASS", "IMPORT_NAME"] + WITH_OPNAMES:
LOGGER.warning(f"Don't know how to handle this type of instruction: {inst}")
# Uncomment to stop execution when encountering non-ignored unknown instruction
# class MyBytecodeException(BaseException):