Line should break before the binary operators.

persistent/picklecache.py

@@ -336,10 +336,10 @@ class PickleCache(object):
         i = -1
         to_eject = []
         for value in self.ring:
-            if ((target or target_size_bytes) and
-               (not target or self.non_ghost_count <= target) and
-               (self.total_estimated_size <= target_size_bytes or
-                not target_size_bytes)):
+            if ((target or target_size_bytes)
+                and (not target or self.non_ghost_count <= target)
+                and (self.total_estimated_size <= target_size_bytes
+                     or not target_size_bytes)):
                 break
             i += 1
             if value._p_state == UPTODATE: