pep8 check setup.py in travis-ci tests.
pep8 check setup.py in travis-ci tests.

Signed-off-by: david <0352a8acc949c7df21fec16e566ba9a74e797a97@d1b.org>

d1b/blockfinder,ioerror/blockfinder,d1b/blockfinder,ioerror/blockfinder