Apply temp. workaround for poetry/pip19 breakage

Refer to python-poetry/poetry#1044
chrisleaman · Apr 26, 2019 · ad55560 · ad55560
1 parent 6606513
commit ad55560
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tox.ini b/tox.ini
@@ -13,6 +13,7 @@ whitelist_externals = poetry
 passenv = TOXENV CI TRAVIS TRAVIS_* CODECOV_*
 skip_install = true
 commands =
+    pip install pip==18.1  # workaround, poetry currently fails on pip19
     poetry install -v
     poetry run pytest --cov=py_wave_runup/ tests/
     codecov -e TOXENV