Cleaned up overly enthousiastic comments
From the styleguide:
On the other hand, never describe the code. Assume the person reading
the code knows Python (though not what you're trying to do) better
than you do.
Patch by: Sverre Rabbelier
Coverage: code coverage testing for Python
Coverage.py is a Python module that measures code coverage during test execution.
It uses the code analysis tools and tracing hooks provided in the Python standard
library to determine which lines are executable, and which have been executed.
For more information, see http://nedbatchelder.com/code/modules/coverage.html