diff -r b45f2768fab1 -r 81aa8aaccdd4 xmlclass/xsdschema.py
--- a/xmlclass/xsdschema.py	Sat Aug 19 16:30:15 2017 +0300
+++ b/xmlclass/xsdschema.py	Sat Aug 19 16:45:37 2017 +0300
@@ -1139,9 +1139,9 @@
 
 XSD_NAMESPACE = {
 
-#-------------------------------------------------------------------------------
-#                           Syntax elements definition
-#-------------------------------------------------------------------------------
+    #-------------------------------------------------------------------------------
+    #                           Syntax elements definition
+    #-------------------------------------------------------------------------------
 
     "all": {
         "struct": """
@@ -1917,9 +1917,9 @@
         "reduce": GenerateFacetReducing("whiteSpace", True)
     },
 
-#-------------------------------------------------------------------------------
-#                       Syntax attributes definition
-#-------------------------------------------------------------------------------
+    #-------------------------------------------------------------------------------
+    #                       Syntax attributes definition
+    #-------------------------------------------------------------------------------
 
     "abstract": {
         "type": SYNTAXATTRIBUTE,
@@ -2194,14 +2194,14 @@
     "xpath": {
         "type": SYNTAXATTRIBUTE,
         "extract": {
-#            "default": NotSupportedYet("xpath")
+            # "default": NotSupportedYet("xpath")
             "default": GetAttributeValue
         }
     },
 
-#-------------------------------------------------------------------------------
-#                           Simple types definition
-#-------------------------------------------------------------------------------
+    #-------------------------------------------------------------------------------
+    #                           Simple types definition
+    #-------------------------------------------------------------------------------
 
     "string": {
         "type": SIMPLETYPE,