Pillow test

test/integration/virtualenv_test.py

@@ -21,10 +21,11 @@ set -e
 set -ux
 python -c 'import __future__'
 python -c 'import sys; print sys.executable'
-pip install bcrypt==1.1.0 python-gflags==2.0 sqlalchemy==1.0.0
+pip install bcrypt==1.1.0 python-gflags==2.0 sqlalchemy==1.0.0 Pillow==2.8.1
 python -c 'import bcrypt; assert bcrypt.__version__ == "1.1.0"; assert bcrypt.hashpw("password1", "$2a$12$0123456789012345678901").endswith("I1hdtg4K"); print "bcrypt seems to work"'
 python -c 'import gflags; print "gflags imports"'
 python -c 'import sqlalchemy; print "sqlalchemy imports"'
+python -c 'from PIL import Image; print "Pillow imports"'
 """.strip()
 
 # print sh_script