diff --git a/loopy/kernel/__init__.py b/loopy/kernel/__init__.py
index a27158c2c3e62fc887d850fb71097f8aa41bb60e..14562b384a89f1455a3a29ac161682889f1d3e01 100644
--- a/loopy/kernel/__init__.py
+++ b/loopy/kernel/__init__.py
@@ -79,7 +79,7 @@ class _UniqueVarNameGenerator(UniqueNameGenerator):
 
 # {{{ loop kernel object
 
-class kernel_state:
+class kernel_state:  # noqa
     INITIAL = 0
     PREPROCESSED = 1
     SCHEDULED = 2
diff --git a/loopy/tools.py b/loopy/tools.py
index 29005cfbb6aca798d6b0f51c3dabf9a2b75e53a4..0c8898bb1ce20a732dbd0d64a679e18c98609edb 100644
--- a/loopy/tools.py
+++ b/loopy/tools.py
@@ -68,7 +68,7 @@ class LoopyKeyBuilder(KeyBuilderBase):
         for dict_key in sorted(six.iterkeys(key)):
             self.rec(key_hash, (dict_key, key[dict_key]))
 
-    def update_for_BasicSet(self, key_hash, key):
+    def update_for_BasicSet(self, key_hash, key):  # noqa
         from islpy import Printer
         prn = Printer.to_str(key.get_ctx())
         getattr(prn, "print_"+key._base_name)(key)