MAINT remove joblib for CIs

Author: glemaitre

appveyor.yml

@@ -31,7 +31,7 @@ install:
   - conda create -n testenv --yes python=%PYTHON_VERSION% pip
   - activate testenv
   - conda install scipy numpy -y -q
-  - conda install scikit-learn joblib -y -q
+  - conda install scikit-learn -y -q
   - conda install %OPTIONAL_DEP% -y -q
   - conda install pytest pytest-cov -y -q
   - pip install codecov

build_tools/circle/build_doc.sh

@@ -92,7 +92,7 @@ conda create -n $CONDA_ENV_NAME --yes --quiet python=3.6
 source activate $CONDA_ENV_NAME
 
 conda install --yes pip numpy scipy pillow matplotlib sphinx \
-      sphinx_rtd_theme numpydoc pandas keras joblib
+      sphinx_rtd_theme numpydoc pandas keras
 pip install --pre scikit-learn
 pip install -U git+https://github.com/sphinx-gallery/sphinx-gallery.git
 

build_tools/travis/install.sh

@@ -39,7 +39,6 @@ if [[ "$DISTRIB" == "conda" ]]; then
     conda create -n testenv --yes python=$PYTHON_VERSION pip
     source activate testenv
     conda install --yes numpy=$NUMPY_VERSION scipy=$SCIPY_VERSION
-    conda install --yes joblib
 
     if [[ $PYTHON_VERSION == "3.6" ]]; then
         # Tensorflow is not available in Python 3.7 yet.
@@ -68,7 +67,7 @@ elif [[ "$DISTRIB" == "ubuntu" ]]; then
     virtualenv --system-site-packages --python=python3 testvenv
     source testvenv/bin/activate
 
-    pip3 install scikit-learn joblib
+    pip3 install scikit-learn
     pip3 install pandas keras tensorflow
     pip3 install pytest pytest-cov codecov sphinx numpydoc