astroid-4.0.0 does not resolve PySide6.QtCore.QTimer::timeout.connect #2850
Description
Astroid 4 gives E1101: Method '<no-name>' has no 'connect' member (no-member) for PySide6.QtCore.QTimer::timeout.connect
reproduce.bat
RMDIR /S /Q .venv
ERASE test.py
python -m venv .venv
CALL .venv\Scripts\activate
python -m pip install pylint PySide6
python -m pip freeze
pylint --version
(
ECHO """astroid-4.0.0 does not resolve PySide6.QtCore.QTimer::timeout.connect."""
ECHO import PySide6.QtCore
ECHO(
ECHO timer = PySide6.QtCore.QTimer(^)
ECHO timer.timeout.connect(lambda:None^)
) > test.py
REM ~ Astroid 3 has nothing to report.
pylint --extension-pkg-allow-list=PySide6.QtCore test.py
REM ~ Install latest astroid (incompatible with current pylint).
python -m pip install -U astroid
REM ~ Astroid 4 does not resolve PySide6.QtCore.QTimer::timeout.connect.
pylint --extension-pkg-allow-list=PySide6.QtCore test.py
output
C:\Temp>RMDIR /S /Q .venv
The system cannot find the file specified.
C:\Temp>ERASE test.py
Could Not Find C:\Temp\test.py
C:\Temp>python -m venv .venv
C:\Temp>CALL .venv\Scripts\activate
Collecting pylint
Using cached pylint-3.3.9-py3-none-any.whl.metadata (12 kB)
Collecting PySide6
Using cached pyside6-6.9.3-cp39-abi3-win_amd64.whl.metadata (5.5 kB)
Collecting astroid<=3.4.0.dev0,>=3.3.8 (from pylint)
Using cached astroid-3.3.11-py3-none-any.whl.metadata (4.4 kB)
Collecting colorama>=0.4.5 (from pylint)
Using cached colorama-0.4.6-py2.py3-none-any.whl.metadata (17 kB)
Collecting dill>=0.3.6 (from pylint)
Using cached dill-0.4.0-py3-none-any.whl.metadata (10 kB)
Collecting isort!=5.13,<7,>=4.2.5 (from pylint)
Using cached isort-6.1.0-py3-none-any.whl.metadata (12 kB)
Collecting mccabe<0.8,>=0.6 (from pylint)
Using cached mccabe-0.7.0-py2.py3-none-any.whl.metadata (5.0 kB)
Collecting platformdirs>=2.2 (from pylint)
Using cached platformdirs-4.4.0-py3-none-any.whl.metadata (12 kB)
Collecting tomlkit>=0.10.1 (from pylint)
Using cached tomlkit-0.13.3-py3-none-any.whl.metadata (2.8 kB)
Collecting shiboken6==6.9.3 (from PySide6)
Using cached shiboken6-6.9.3-cp39-abi3-win_amd64.whl.metadata (2.5 kB)
Collecting PySide6_Essentials==6.9.3 (from PySide6)
Using cached pyside6_essentials-6.9.3-cp39-abi3-win_amd64.whl.metadata (3.8 kB)
Collecting PySide6_Addons==6.9.3 (from PySide6)
Using cached pyside6_addons-6.9.3-cp39-abi3-win_amd64.whl.metadata (4.1 kB)
Using cached pylint-3.3.9-py3-none-any.whl (523 kB)
Using cached astroid-3.3.11-py3-none-any.whl (275 kB)
Using cached isort-6.1.0-py3-none-any.whl (94 kB)
Using cached mccabe-0.7.0-py2.py3-none-any.whl (7.3 kB)
Using cached pyside6-6.9.3-cp39-abi3-win_amd64.whl (561 kB)
Using cached pyside6_addons-6.9.3-cp39-abi3-win_amd64.whl (160.7 MB)
Using cached pyside6_essentials-6.9.3-cp39-abi3-win_amd64.whl (73.6 MB)
Using cached shiboken6-6.9.3-cp39-abi3-win_amd64.whl (1.2 MB)
Using cached colorama-0.4.6-py2.py3-none-any.whl (25 kB)
Using cached dill-0.4.0-py3-none-any.whl (119 kB)
Using cached platformdirs-4.4.0-py3-none-any.whl (18 kB)
Using cached tomlkit-0.13.3-py3-none-any.whl (38 kB)
Installing collected packages: tomlkit, shiboken6, platformdirs, mccabe, isort, dill, colorama, astroid, PySide6_Essentials, pylint, PySide6_Addons, PySide6
Successfully installed PySide6-6.9.3 PySide6_Addons-6.9.3 PySide6_Essentials-6.9.3 astroid-3.3.11 colorama-0.4.6 dill-0.4.0 isort-6.1.0 mccabe-0.7.0 platformdirs-4.4.0 pylint-3.3.9 shiboken6-6.9.3 tomlkit-0.13.3
astroid==3.3.11
colorama==0.4.6
dill==0.4.0
isort==6.1.0
mccabe==0.7.0
platformdirs==4.4.0
pylint==3.3.9
PySide6==6.9.3
PySide6_Addons==6.9.3
PySide6_Essentials==6.9.3
shiboken6==6.9.3
tomlkit==0.13.3
pylint 3.3.9
astroid 3.3.11
Python 3.13.7 (tags/v3.13.7:bcee1c3, Aug 14 2025, 14:15:11) [MSC v.1944 64 bit (AMD64)]
--------------------------------------------------------------------
Your code has been rated at 10.00/10 (previous run: 0.00/10, +10.00)
Requirement already satisfied: astroid in c:\temp\.venv\lib\site-packages (3.3.11)
Collecting astroid
Using cached astroid-4.0.0-py3-none-any.whl.metadata (4.4 kB)
Using cached astroid-4.0.0-py3-none-any.whl (276 kB)
Installing collected packages: astroid
Attempting uninstall: astroid
Found existing installation: astroid 3.3.11
Uninstalling astroid-3.3.11:
Successfully uninstalled astroid-3.3.11
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
pylint 3.3.9 requires astroid<=3.4.0.dev0,>=3.3.8, but you have astroid 4.0.0 which is incompatible.
Successfully installed astroid-4.0.0
************* Module test
test.py:5:0: E1101: Method '<no-name>' has no 'connect' member (no-member)
--------------------------------------------------------------------
Your code has been rated at 0.00/10 (previous run: 10.00/10, -10.00)