diff --git a/loopy/kernel/data.py b/loopy/kernel/data.py
index 7ebb338493422000769fdb9754b739b98434291a..5195e0a107ad4c7f944f2eb56b5f3b248b5a4997 100644
--- a/loopy/kernel/data.py
+++ b/loopy/kernel/data.py
@@ -404,8 +404,7 @@ class TemporaryVariable(ArrayBase):
         if base_indices is None:
             base_indices = (0,) * len(shape)
 
-        if (not read_only
-            and initializer is not None):
+        if not read_only and initializer is not None:
             raise LoopyError(
                     "temporary variable '%s': "
                     "read-write variables with initializer "
diff --git a/setup.cfg b/setup.cfg
index f940d26533a959a6a0866b0ddaf05b0d7891ed4e..56341fa9898c17d540e2c83ae4c7270f93049937 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,4 +1,8 @@
 [flake8]
 ignore = E126,E127,E128,E123,E226,E241,E242,E265,N802,W503,E402,N814
 max-line-length=85
-exclude=loopy/target/c/compyte/ndarray,loopy/target/c/compyte/array.py
+exclude=
+    loopy/target/c/compyte/ndarray,
+    loopy/target/c/compyte/array.py,
+    loopy/statistics.py,
+    test/test_statistics.py