Laspy is a pythonic interface for reading/modifying/creating .LAS LIDAR files matching specification 1.0-1.4.
Python Shell

README.md

LAS-Read-Writer-in-Python

Laspy is a python library for reading, modifying and creating .LAS LIDAR files. It was designed for python 2.7

API Documentation and tutorials are available at http://pythonhosted.org/laspy. Installation is standard:

python setup.py build
python setup.py install 

You may need to run these commands as root/administrator.