how to install open-library on ubuntu?

i want to install openlibrary in my ubuntu system and i followed the instruction from the below link http://op开发者_运维技巧enlibrary.org/dev/docs/setup

$ ./scripts/openlibrary-server openlibrary.yml  

while i am using the above command it shows infogami module not found error message

You will need to install 'infogami'. See here