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False Positive 🦟A message is emitted but nothing is wrong with the codeA message is emitted but nothing is wrong with the codeNeeds astroid updateNeeds an astroid update (probably a release too) before being mergableNeeds an astroid update (probably a release too) before being mergableinferencepython 3.11
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Bug description
#!/usr/bin/env python3 # -*- coding: utf-8 -*- """ Created on Sun Apr 30 11:15:39 2023 """ # pylint: disable=W0104,W0107,C0115,C0199,C0116,C0103,W0106 import typing try: try: ex_list = [ValueError("a"), ValueError("b"), Exception("c")] raise ExceptionGroup("exceptions!", ex_list) except* ValueError as exc: print(repr(exc)) typing.reveal_type(exc) assert isinstance(exc, ExceptionGroup) assert hasattr(exc, "message") assert hasattr(exc, "exceptions") # E1101:no-member: 25,8: Instance of 'ValueError' has no 'message' member exc.message # E1101:no-member: 28,8: Instance of 'ValueError' has no 'exceptions' member exc.exceptions # E1101:no-member: 31,8: Instance of 'ValueError' has no 'message' member typing.cast(ExceptionGroup, exc).message pass except ExceptionGroup as exc: print(repr(exc)) exc.message # this works exc.exceptions passConfiguration
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Command used
pylint Schreibtisch/test.pyPylint output
************* Module test Schreibtisch/test.py:25:8: E1101: Instance of 'ValueError' has no 'message' member (no-member) Schreibtisch/test.py:28:8: E1101: Instance of 'ValueError' has no 'exceptions' member (no-member) Schreibtisch/test.py:31:8: E1101: Instance of 'ValueError' has no 'message' member (no-member) ------------------------------------------------------------------ Your code has been rated at 2.50/10 (previous run: 2.50/10, +0.00)Expected behavior
Type of exc should be inferred as ExceptionGroup
Pylint version
pylint 2.17.4 astroid 2.15.6 Python 3.11.2 (main, Mar 13 2023, 12:18:29) [GCC 12.2.0]OS / Environment
uname -a
Linux odysseus 6.1.0-12-arm64 #1 SMP Debian 6.1.52-1 (2023-09-07) aarch64 GNU/Linux
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connorbrinton
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False Positive 🦟A message is emitted but nothing is wrong with the codeA message is emitted but nothing is wrong with the codeNeeds astroid updateNeeds an astroid update (probably a release too) before being mergableNeeds an astroid update (probably a release too) before being mergableinferencepython 3.11