Try taking datashader out of the install equation
@@ -40,7 +40,7 @@ if [[ "$DISTRIB" == "conda" ]]; then
# provided versions
conda create -n testenv --yes python=$PYTHON_VERSION pip nose \
numpy=$NUMPY_VERSION scipy=$SCIPY_VERSION numba=$NUMBA_VERSION scikit-learn \
- holoviews datashader bokeh matplotlib pandas pytest "tensorflow-mkl>=2.2.0"
+ pytest "tensorflow-mkl>=2.2.0"
source activate testenv
