minor code cleanups

lxml · Feb 27, 2015 · d2f952c · d2f952c
1 parent 6f1a492
commit d2f952c
Showing 1 changed file with 2 additions and 7 deletions.
diff --git a/src/lxml/isoschematron/__init__.py b/src/lxml/isoschematron/__init__.py
@@ -8,11 +8,6 @@
 
 
 # some compat stuff, borrowed from lxml.html
-try:
-    bytes
-except NameError:
-    # Python < 2.6
-    bytes = str
 try:
     unicode
 except NameError:
@@ -240,7 +235,7 @@ def __init__(self, etree=None, file=None, include=True, expand=True,
         root = None
         try:
             if etree is not None:
-                if isinstance(etree, _etree._Element):
+                if _etree.iselement(etree):
                     root = etree
                 else:
                     root = etree.getroot()
@@ -291,7 +286,7 @@ def __call__(self, etree):
             self._validation_report = result
         errors = self._validation_errors(result)
         if errors:
-            if isinstance(etree, _etree._Element):
+            if _etree.iselement(etree):
                 fname = etree.getroottree().docinfo.URL or '<file>'
             else:
                 fname = etree.docinfo.URL or '<file>'