Fix coverage of the Python tests

[fvaleye]

Description

• Add the init pytest options in the pyproject.toml
• Fix the coverage report of the Python tests

[houqp]

the python test failure looks quite strange, are you able to reproduce locally?

[fvaleye]

the python test failure looks quite strange, are you able to reproduce locally?

Yes, It runs well when I am using maturin develop and pytest-cov displays the good coverage stats 😄. I will fix the CI to use a virtualenv in a development mode before running the tests

[fvaleye]

The pytest-cov plugin is now working!

---------- coverage: platform linux, python 3.6.12-final-0 -----------
Name                        Stmts   Miss  Cover
-----------------------------------------------
deltalake/__init__.py           4      0   100%
deltalake/data_catalog.py       3      0   100%
deltalake/schema.py           165     29    82%
deltalake/table.py            101     18    82%
-----------------------------------------------
TOTAL                         273     47    83%

[houqp]

time to hook it up with codecov!