poetry run pip list Package Version ------------------------- -------------- anyio 4.6.2.post1 appnope 0.1.4 argon2-cffi 23.1.0 argon2-cffi-bindings 21.2.0 arrow 1.3.0 asttokens 3.0.0 async-lru 2.0.4 attrs 24.2.0 babel 2.16.0 beautifulsoup4 4.12.3 black 24.10.0 bleach 6.2.0 boto3 1.35.74 botocore 1.35.74 build 1.2.2.post1 CacheControl 0.14.0 certifi 2024.8.30 cffi 1.17.1 charset-normalizer 3.4.0 cleo 2.1.0 click 8.1.7 comm 0.2.2 crashtest 0.4.1 debugpy 1.8.9 decorator 5.1.1 defusedxml 0.7.1 distlib 0.3.9 dulwich 0.21.7 executing 2.1.0 fastjsonschema 2.21.1 filelock 3.16.1 fqdn 1.5.1 h11 0.14.0 httpcore 1.0.7 httpx 0.28.0 idna 3.10 iniconfig 2.0.0 installer 0.7.0 ipykernel 6.29.5 ipython 8.30.0 isoduration 20.11.0 jaraco.classes 3.4.0 jedi 0.19.2 Jinja2 3.1.4 jmespath 1.0.1 json5 0.10.0 jsonpointer 3.0.0 jsonschema 4.23.0 jsonschema-specifications 2024.10.1 jupyter_client 8.6.3 jupyter_core 5.7.2 jupyter-events 0.10.0 jupyter-lsp 2.2.5 jupyter_server 2.14.2 jupyter_server_terminals 0.5.3 jupyterlab 4.3.2 jupyterlab_pygments 0.3.0 jupyterlab_server 2.27.3 keyring 24.3.1 MarkupSafe 3.0.2 matplotlib-inline 0.1.7 mistune 3.0.2 more-itertools 10.5.0 msgpack 1.1.0 mypy-extensions 1.0.0 nbclient 0.10.1 nbconvert 7.16.4 nbformat 5.10.4 nest-asyncio 1.6.0 notebook_shim 0.2.4 numpy 2.1.3 overrides 7.7.0 packaging 24.2 pandas 2.2.3 pandocfilters 1.5.1 parso 0.8.4 pathspec 0.12.1 pexpect 4.9.0 pip 24.2 pkginfo 1.11.2 platformdirs 4.3.6 plotly 5.24.1 pluggy 1.5.0 poetry 1.8.4 poetry-core 1.9.1 poetry-plugin-export 1.8.0 prometheus_client 0.21.1 prompt_toolkit 3.0.48 psutil 6.1.0 ptyprocess 0.7.0 pure_eval 0.2.3 pycparser 2.22 Pygments 2.18.0 pyproject_hooks 1.2.0 pytest 8.3.3 python-dateutil 2.9.0.post0 python-json-logger 2.0.7 pytz 2024.2 PyYAML 6.0.2 pyzmq 26.2.0 RapidFuzz 3.10.1 referencing 0.35.1 requests 2.32.3 requests-toolbelt 1.0.0 rfc3339-validator 0.1.4 rfc3986-validator 0.1.1 rpds-py 0.22.3 s3transfer 0.10.4 Send2Trash 1.8.3 setuptools 75.6.0 shellingham 1.5.4 six 1.16.0 sniffio 1.3.1 soupsieve 2.6 stack-data 0.6.3 tenacity 9.0.0 terminado 0.18.1 tinycss2 1.4.0 tokenize_rt 6.1.0 tomlkit 0.13.2 tornado 6.4.2 traitlets 5.14.3 trove-classifiers 2024.10.21.16 types-python-dateutil 2.9.0.20241003 tzdata 2024.2 uri-template 1.3.0 urllib3 2.2.3 virtualenv 20.27.1 wcwidth 0.2.13 webcolors 24.11.1 webencodings 0.5.1 websocket-client 1.8.0 xattr 1.1.0 

pytest 8.3.4 Mac OS X updated python 3.13.0 

✗ cat pyproject.toml [tool.poetry] name = "..." version = "0.1.0" description = "Analysis for ..." authors = ["Peter Vandenabeele <peter.vandenabeele@...>"] license = "Proprietary" readme = "README.md" package-mode = false [tool.poetry.dependencies] python = "^3.13" numpy = "^2.1.2" pandas = "^2.2.3" jupyterlab = "^4.2.5" boto3 = "^1.35.51" plotly = "^5.24.1" [tool.poetry.group.dev.dependencies] pytest = "8.3.4" # FAILS with 8.3.4 ; SUCCESS with 8.3.3 black = {version="*", extras=["jupyter"]} [tool.pytest.ini_options] addopts = [ "--import-mode=importlib", ] pythonpath = "code" [build-system] requires = ["poetry-core"] build-backend = "poetry.core.masonry.api" 

___________________________________________ ERROR collecting code/tests/..._test.py ___________________________________________ <frozen importlib._bootstrap_external>:1564: in find_spec ??? <frozen importlib._bootstrap_external>:1362: in __init__ ??? <frozen importlib._bootstrap_external>:1378: in _get_parent_path ??? E AttributeError: module 'code' has no attribute '__path__'. Did you mean: '__all__'? ======================================================== short test summary info ========================================================= ERROR code/tests/....._test.py - AttributeError: module 'code' has no attribute '__path__'. Did you mean: '__all__'? same 2/4 same 3/4 same 4/4 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Interrupted: 4 errors during collection !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! =========================================================== 4 errors in 0.09s ============================================================ ✗ vim pyproject.toml # CHANGE pytest back to 8.3.3 ✗ poetry lock Updating dependencies Resolving dependencies... (4.0s) Writing lock file ✗ poetry install Installing dependencies from lock file Package operations: 0 installs, 1 update, 0 removals - Downgrading pytest (8.3.4 -> 8.3.3) ✗ pytest ========================================================== test session starts =========================================================== platform darwin -- Python 3.13.0, pytest-8.3.3, pluggy-1.5.0 rootdir: /Users/peter_v/BF/github/... configfile: pyproject.toml plugins: anyio-4.6.2.post1 collected 58 items code/tests/..._test.py .. [ 3%] code/tests/..._test.py ...... [ 13%] code/tests/..._test.py .............. [ 37%] code/tests/..._test.py .................................... [100%] =========================================================== 58 passed in 0.39s ===========================================================