filename contains more than one dot

[cocobear]

filename contains more than one dot, for example a file named : 2.foo.py can not be used in pytest

• a detailed description of the bug or suggestion

 ~/code/LeetCode-in-Python/solutions/0001.two-sum    master   pytest 1.two-sum.py
=============================================== test session starts ===============================================
platform darwin -- Python 3.7.5, pytest-5.3.2, py-1.8.1, pluggy-0.13.1
rootdir: /Users/cocobear/code/LeetCode-in-Python, inifile: pytest.ini
collected 0 items / 1 error

===================================================== ERRORS ======================================================
______________________________ ERROR collecting solutions/0001.two-sum/1.two-sum.py _______________________________
ImportError while importing test module '/Users/cocobear/code/LeetCode-in-Python/solutions/0001.two-sum/1.two-sum.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
ModuleNotFoundError: No module named '1'

• output of pip list from the virtual environment you are using

Package Version

---

aiohttp 3.6.2
alabaster 0.7.12
astroid 2.3.3
async-timeout 3.0.1
attrs 19.1.0
Babel 2.7.0
certifi 2018.11.29
chardet 3.0.4
click 6.7
colorama 0.4.1
cos-python-sdk-v5 1.7.7
coscmd 1.8.6.10
DateTime 4.3
dicttoxml 1.7.4
docopt 0.6.2
docutils 0.15.2
feedparser 5.2.1
gevent 1.4.0
gitsome 0.8.4
greenlet 0.4.15
idna 2.8
imagesize 1.1.0
importlib-metadata 1.3.0
isort 4.3.21
Jinja2 2.10.1
kaptan 0.5.12
lazy-object-proxy 1.4.3
libtmux 0.8.2
MarkupSafe 1.1.1
mccabe 0.6.1
memory-profiler 0.55.0
more-itertools 8.0.2
msgpack 0.6.1
multidict 4.5.2
numpydoc 0.9.1
packaging 19.1
pip 19.3.1
pipenv 2018.11.26
pluggy 0.13.1
ply 3.11
powerline-status 2.7
prettytable 0.7.2
prompt-toolkit 2.0.9
psutil 5.6.7
py 1.8.1
Pygments 2.4.2
pylint 2.4.4
pynvim 0.4.0
pyparsing 2.4.2
pytest 5.3.2
pytz 2019.3
PyYAML 5.1.2
requests 2.22.0
Send2Trash 1.5.0
setuptools 41.6.0
six 1.12.0
snowballstemmer 1.9.0
Sphinx 2.1.2
sphinxcontrib-applehelp 1.0.1
sphinxcontrib-devhelp 1.0.1
sphinxcontrib-htmlhelp 1.0.2
sphinxcontrib-jsmath 1.0.1
sphinxcontrib-qthelp 1.0.2
sphinxcontrib-serializinghtml 1.1.3
tmuxp 1.5.3
tqdm 4.41.1
typed-ast 1.4.0
uritemplate 3.0.0
uritemplate.py 3.0.2
urllib3 1.25.3
virtualenv 16.4.0
virtualenv-clone 0.5.1
wcwidth 0.1.7
websockets 8.1
wheel 0.33.6
wrapt 1.11.1
yarl 1.3.0
zipp 0.6.0
zope.interface 4.7.1

• pytest and operating system versions
  pytest 5.3.2
  macOS 10.14.2

• minimal example if possible
  touch 2.foo.py
  pytest 2.foo.py

[RonnyPfannschmidt]

using invalid module names is not supported