W503 resolution made clear

alecthomas · Apr 24, 2016 · 90942ad · 90942ad
1 parent fdbf8ce
commit 90942ad
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/voluptuous/schema_builder.py b/voluptuous/schema_builder.py
@@ -221,11 +221,15 @@ def _compile_mapping(self, schema, invalid_msg=None):
         invalid_msg = invalid_msg or 'mapping value'
 
         # Keys that may be required
-        all_required_keys = set(key for key in schema if key is not Extra and (
-            (self.required and not isinstance(key, (Optional, Remove))) or isinstance(key, Required)))
+        all_required_keys = set(key for key in schema
+                                if key is not Extra and
+                                ((self.required and not isinstance(key, (Optional, Remove))) or
+                                 isinstance(key, Required)))
 
         # Keys that may have defaults
-        all_default_keys = set(key for key in schema if isinstance(key, Required) or isinstance(key, Optional))
+        all_default_keys = set(key for key in schema
+                               if isinstance(key, Required) or
+                               isinstance(key, Optional))
 
         _compiled_schema = {}
         for skey, svalue in iteritems(schema):