Fix venv recipe to be idempotent.

coderanger · coderanger · commit 349c6da9e579 · 2014-01-27T21:52:36.000-08:00
diff --git a/recipes/virtualenv.rb b/recipes/virtualenv.rb
@@ -21,5 +21,5 @@
 include_recipe "python::pip"
 
 python_pip "virtualenv" do
-  action :install
+  action :upgrade
 end
