flake8 fixes (#35)

* flake8 fixes

* added baselines/setup.cfg

* style checks using setup.cfg in baselines

.travis.yml

@@ -10,5 +10,5 @@ install:
     - docker build . -t baselines-test
 
 script:
-    - flake8 --select=F,E999 baselines/common baselines/trpo_mpi baselines/ppo2 baselines/a2c baselines/deepq baselines/acer
+    - flake8 .
     - docker run baselines-test pytest -v .

baselines/run.py

@@ -1,6 +1,5 @@
 import sys
 import multiprocessing 
-import os
 import os.path as osp
 import gym
 from collections import defaultdict
@@ -9,7 +8,7 @@ import numpy as np
 
 from baselines.common.vec_env.vec_frame_stack import VecFrameStack
 from baselines.common.cmd_util import common_arg_parser, parse_unknown_args, make_mujoco_env, make_atari_env
-from baselines.common.tf_util import save_state, load_state, get_session
+from baselines.common.tf_util import get_session
 from baselines import bench, logger
 from importlib import import_module
 

setup.cfg

@@ -0,0 +1,15 @@
+[flake8]
+select = F,E999
+exclude = 
+    .git,
+    __pycache__,
+    baselines/her,
+    baselines/ddpg,
+    baselines/ppo1,
+    baselines/bench,
+    baselines/acktr, 
+    
+    
+    
+    
+

setup.py

@@ -1,5 +1,4 @@
 from setuptools import setup, find_packages
-from functools import reduce
 import sys
 
 if sys.version_info.major != 3: