pyletter: Some pyflakes love

Change-Id: I60d921ea27e995ffc4e18995993d961dc91543b3
pyweb: some pyflakes love

Change-Id: I317656ca26eec5946959ac21e7da335196dd8548
pywizards: Some more pyflakes love

Change-Id: I3da78c004068cd7306ef79f5d019ab5bf07cac0b
pyweb: update makefile

Change-Id: I69953716656446ab26a9d97d0a6921f87e8b8995