Get more from your logs.
To run, just type the following:
python sawyer.py
This will provide you with a help menu of all the options.
In general, the most common way to run sawyer is either with a single analyzer, or with all analyzers.
To run with a single analyzer (in this case elliptic), try:
python sawyer.py --response_size_elliptic access_log
To run with a all analyzers, try:
python sawyer.py --all access_log