diff --git a/wsme/rest/json.py b/wsme/rest/json.py
index 8f6aca8..5fb2a6f 100644
--- a/wsme/rest/json.py
+++ b/wsme/rest/json.py
@@ -169,9 +169,9 @@ def dict_fromjson(datatype, value):
 
 @fromjson.when_object(six.binary_type)
 def str_fromjson(datatype, value):
-    if (isinstance(value, six.string_types)
-            or isinstance(value, six.integer_types)
-            or isinstance(value, float)):
+    if (isinstance(value, six.string_types) or
+            isinstance(value, six.integer_types) or
+            isinstance(value, float)):
         return six.text_type(value).encode('utf8')
 
 
diff --git a/wsme/root.py b/wsme/root.py
index 03561af..fcc2442 100644
--- a/wsme/root.py
+++ b/wsme/root.py
@@ -145,10 +145,9 @@ class WSRoot(object):
         log.debug("Selecting a protocol for the following request :\n"
                   "headers: %s\nbody: %s", request.headers.items(),
                   request.content_length and (
-                      request.content_length > 512
-                      and request.body[:512]
-                      or request.body)
-                  or '')
+                      request.content_length > 512 and
+                      request.body[:512] or
+                      request.body) or '')
         protocol = None
         path = str(request.path)
         assert path.startswith(self._webpath)
diff --git a/wsme/types.py b/wsme/types.py
index 296959f..d774398 100644
--- a/wsme/types.py
+++ b/wsme/types.py
@@ -586,8 +586,8 @@ def inspect_class(class_):
             attrdef = attr
         else:
             if attr not in native_types and (
-                    inspect.isclass(attr)
-                    or isinstance(attr, (list, dict))):
+                    inspect.isclass(attr) or
+                    isinstance(attr, (list, dict))):
                 register_type(attr)
             attrdef = getattr(class_, '__wsattrclass__', wsattr)(attr)
 
diff --git a/wsmeext/sphinxext.py b/wsmeext/sphinxext.py
index 0ffdeb1..fa47f9b 100644
--- a/wsmeext/sphinxext.py
+++ b/wsmeext/sphinxext.py
@@ -490,8 +490,8 @@ class FunctionDocumenter(autodoc.MethodDocumenter):
 
     @staticmethod
     def can_document_member(member, membername, isattr, parent):
-        return (isinstance(parent, ServiceDocumenter)
-                and wsme.api.iswsmefunction(member))
+        return (isinstance(parent, ServiceDocumenter) and
+                wsme.api.iswsmefunction(member))
 
     def import_object(self):
         ret = super(FunctionDocumenter, self).import_object()