put virtualenv activation during build in comment. That means that for the moment the build machine must be provisionned beforehand, or ansible must be available globally
# Class: stdlib
#
# This module manages stdlib. Most of stdlib's features are automatically
# loaded by Puppet, but this class should be declared in order to use the
# standardized run stages.
#
# Parameters: none
#
# Actions:
#
# Declares all other classes in the stdlib module. Currently, this consists
# of stdlib::stages.
#
# Requires: nothing
#
class stdlib {
include ::stdlib::stages
}