Use --pre flag for Travis pip installs.

This way we can help NumPy and others test their pre-releases.
scikit-image · Feb 10, 2016 · 37b9924 · 37b9924
1 parent a6e0761
commit 37b9924
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tools/travis_before_install.sh b/tools/travis_before_install.sh
@@ -55,9 +55,9 @@ pip install --retries 3 -q wheel flake8 coveralls nose
 for requirement in $WHEELBINARIES; do
     WHEELS="$WHEELS $(grep $requirement requirements.txt)"
 done
-pip install --retries 3 -q $WHEELHOUSE $WHEELS
+pip install --retries 3 -q --pre $WHEELHOUSE $WHEELS
 
-pip install --retries 3 -q -r requirements.txt
+pip install --retries 3 -q --pre -r requirements.txt
 
 # Show what's installed
 pip list