tester.py: add documentation
tester.py: add documentation
ckolos/beeswithmachineguns,jgmize/beeswithmachineguns,jgmize/beeswithmachineguns,ckolos/beeswithmachineguns,stephaniehobson/beeswithmachineguns,igkins/beeswithmachineguns,stephaniehobson/beeswithmachineguns,mostlygeek/beeswithmachineguns,igkins/beeswithmachineguns,mostlygeek/beeswithmachineguns