I feel like it's a valid concern for someone to want to know what's on their system. Sure virtualenv is a great solution, and I'm sure the person you're respond

I feel like it's a valid concern for someone to want to know what's on their system. Sure virtualenv is a great solution, and I'm sure the person you're responding to knows about it. But there is a place for skepticism in required dependencies, and perhaps the OP parses Perl better than Python.