make flake8 a bit more specific

Signed-off-by: akoskaaa <[email protected]>

script/test-versions

@@ -8,7 +8,7 @@ set -e
 script/validate-dco
 
 >&2 echo "Running lint checks"
-flake8
+flake8 compose tests setup.py
 
 if [ "$DOCKER_VERSIONS" == "" ]; then
   DOCKER_VERSIONS="1.5.0"

tox.ini

@@ -8,7 +8,7 @@ deps =
     -rrequirements-dev.txt
 commands =
     nosetests -v {posargs}
-    flake8
+    flake8 compose tests setup.py
 
 [flake8]
 # ignore line-length for now