Fix small remaining issues.

theano/__init__.py

@@ -195,5 +195,3 @@ def sparse_grad(var):
 
 
 __import__('theano.tensor.shared_randomstreams')
-
-# flake8: noqa

theano/compat/__init__.py

@@ -64,6 +64,7 @@ __all__ += ['cmp', 'operator_div', 'partial', 'defaultdict', 'deque',
             'combinations', 'product', 'maxsize', 'DictMixin',
             'OrderedDict', 'decode', 'decode_iter']
 
+
 class DefaultOrderedDict(OrderedDict):
     def __init__(self, default_factory=None, *a, **kw):
         if (default_factory is not None and

theano/tests/test_flake8.py

@@ -324,8 +324,6 @@ whitelist_flake8 = [
     "gof/sandbox/equilibrium.py",
     "sandbox/cuda/opt_util.py",
     "gof/tests/test_utils.py",
-    "misc/pkl_utils.py",
-    "sandbox/cuda/tests/test_cula.py",
     "tensor/tests/_test_mpi_roundtrip.py",
 ]