Tyler is just a simple "tail -f" command written in Python that can be used like a module to be integrated in own projects or as a standalone command from the command line (expecially useful on Windows where tail command does not exists).
To install Tyler simply use pip
$ pip install pytyler
From the command line
As a module
import tyler my_file = tyler.Tyler('filename_to_be_tailed.log') while True: for line in my_file: # insert here whatever you whatn to do with the read line