#26 cleanup flake8 for temporary_example and tox.ini

examples/temporary_example.py

@@ -2,8 +2,8 @@ import random
 
 from flatland.envs.generators import random_rail_generator
 from flatland.envs.rail_env import RailEnv
-from flatland.utils.rendertools import *
 from flatland.utils.rendertools import RenderTool
+import numpy as np
 
 random.seed(0)
 np.random.seed(0)

tox.ini

@@ -13,7 +13,7 @@ ignore = E121 E126 E123 E128 E133 E226 E241 E242 E704 W291 W293 W391 W503 W504 W
 [testenv:flake8]
 basepython = python
 deps = flake8
-commands = flake8 flatland
+commands = flake8 flatland tests examples
 
 [testenv:docs]
 basepython = python