$ sudo apt-get update
$ sudo apt-get install libhocr-python 

libhocr-python is installed in your system.

Make ensure the libhocr-python package were installed using the commands given below,

$ sudo dpkg-query -l | grep libhocr-python *

You will get with libhocr-python package name, version, architecture and description in a table

libhocr-python package basic information: