don't install gui flag on doctest
@@ -51,7 +51,7 @@ commands =
!clean-!stackoverflow: poetry run pip install -r {toxinidir}/requirements-difficult.txt
docs: poetry install --no-dev -E docs
- doctest: poetry install --no-dev -E pytest -E gui -E ml
+ doctest: poetry install --no-dev -E pytest -E ml
runslow,pytest: poetry install --no-dev -E pytest
pylint: poetry install --no-dev -E pytest -E pylint -E ml
