fixed whitespace errors
diff --git a/loxi_front_end/flags.py b/loxi_front_end/flags.py
index 3c401f9..47a7a7e 100644
--- a/loxi_front_end/flags.py
+++ b/loxi_front_end/flags.py
@@ -73,4 +73,4 @@
             return True
 
     return False
-    
+
diff --git a/loxi_front_end/oxm.py b/loxi_front_end/oxm.py
index d4cf273..ba5c072 100644
--- a/loxi_front_end/oxm.py
+++ b/loxi_front_end/oxm.py
@@ -207,11 +207,11 @@
         members.append(dict(name="value", m_type=oxm_types[oxm]))
         if oxm.find("_masked") > 0:
             members.append(dict(name="value_mask", m_type=oxm_types[oxm]))
-            
+
         name = "of_oxm_" + oxm
         of_g.ordered_classes[version].append(name)
         classes[name] = members
-        
+
 # /* Header for OXM experimenter match fields. */
 # struct ofp_oxm_experimenter_header {
 #     uint32_t oxm_header;        /* oxm_class = OFPXMC_EXPERIMENTER */
@@ -221,8 +221,8 @@
 
 
 # enum ofp_vlan_id {
-#     OFPVID_PRESENT = 0x1000, 
-#     OFPVID_NONE    = 0x0000, 
+#     OFPVID_PRESENT = 0x1000,
+#     OFPVID_NONE    = 0x0000,
 # };
 
 # #define OFP_VLAN_NONE      OFPVID_NONE
diff --git a/loxi_front_end/translation.py b/loxi_front_end/translation.py
index c889a5f..5f62a0a 100644
--- a/loxi_front_end/translation.py
+++ b/loxi_front_end/translation.py
@@ -31,7 +31,7 @@
 
 import re
 import sys
-        
+
 def loxi_name(ident):
     """
     Return the LOXI name of an openflow.h identifier
diff --git a/loxi_front_end/type_maps.py b/loxi_front_end/type_maps.py
index df002c4..23452d3 100644
--- a/loxi_front_end/type_maps.py
+++ b/loxi_front_end/type_maps.py
@@ -636,7 +636,7 @@
 ##
 # These are the objects whose length is specified by an external
 # reference, specifically another data member in the class.
-# 
+#
 #external_length_spec = {
 #    ("of_packet_out", "actions", OF_VERSION_1_0) : "actions_len",
 #    ("of_packet_out", "actions", OF_VERSION_1_1) : "actions_len",
@@ -647,7 +647,7 @@
 
 ################################################################
 #
-# type_val is the primary data structure that maps an 
+# type_val is the primary data structure that maps an
 # (class_name, version) pair to the wire data type value
 #
 ################################################################
@@ -697,7 +697,7 @@
     Given versioned information about a type, calculate how long
     the unified array should be.
 
-    @param version_indexed A dict indexed by version. Each value is a 
+    @param version_indexed A dict indexed by version. Each value is a
     dict indexed by a name and whose value is an integer
     @param max_val Ignore values greater than this for length calcs
     """
@@ -923,7 +923,7 @@
 
     This is brute force; we search all extension data for a match
     """
-    
+
     for ext_obj in extension_objects:
         for version, exp_list in ext_obj.items():
             for exp_name, classes in exp_list.items():
@@ -998,7 +998,7 @@
                     return True
 
     return False
-    
+
 ################################################################
 # These are extension message specific
 ################################################################