diff --git a/pytools/__init__.py b/pytools/__init__.py
index 2f95fe453496f6f13da1fdb7d13d03632dd77395..6c03ef7fbe66dc5391202fa67f41d4b93e1d2210 100644
--- a/pytools/__init__.py
+++ b/pytools/__init__.py
@@ -1583,10 +1583,10 @@ class CPyUserInterface(object):
             argv = sys.argv
 
         if len(argv) == 1 or (
-                ("-h" in argv) or
-                ("help" in argv) or
-                ("-help" in argv) or
-                ("--help" in argv)):
+                ("-h" in argv)
+                or ("help" in argv)
+                or ("-help" in argv)
+                or ("--help" in argv)):
             self.show_usage(argv[0])
             sys.exit(2)
 
diff --git a/pytools/datatable.py b/pytools/datatable.py
index d66013d1dc9613da2e101ce7748e29873356c8f7..1d534fecd190b31b6ed52479a658a3d222f3658b 100644
--- a/pytools/datatable.py
+++ b/pytools/datatable.py
@@ -243,9 +243,9 @@ class DataTable:
 
             for this_batch_row in this_batch:
                 for other_batch_row in other_batch:
-                    result_data.append((key,) +
-                            without(this_batch_row, this_key_idx) +
-                            without(other_batch_row, other_key_idx))
+                    result_data.append((key,)
+                            + without(this_batch_row, this_key_idx)
+                            + without(other_batch_row, other_key_idx))
 
             if outer:
                 if this_over and other_over: