'system' or any other version of python doesn't work, doesn't get validated

[pbasov]

Error: Could not retrieve catalog from remote server: Error 400 on SERVER: concat(): Requires array to work with at /etc/puppet/environments/development/modules/python/manifests/init.pp:73 on node example.com

https://github.com/stankevich/puppet-python/blob/master/manifests/init.pp#L73

Node OS: Centos 6

[gregsio]

Having the same problem