add functionality to internals() function

git-svn-id: http://svn.code.sf.net/p/docutils/code/trunk/docutils@4800 929543f6-e4f2-0310-98a6-ba3bd3dd1d04

1 files changed, 6 insertions, 2 deletions

diff --git a/docutils/examples.py b/docutils/examples.py
index 9bbeb2ac3..3826aff3d 100644
--- a/docutils/examples.py
+++ b/docutils/examples.py
@@ -72,13 +72,17 @@ def html_body(input_string, source_path=None, destination_path=None,
     return fragment
 
 def internals(input_string, source_path=None, destination_path=None,
-              input_encoding='unicode'):
+              input_encoding='unicode', settings_overrides=None):
     """
     Return the document tree and publisher, for exploring Docutils internals.
 
     Parameters: see `html_parts()`.
     """
-    overrides = {'input_encoding': input_encoding}
+    if settings_overrides:
+        overrides = settings_overrides.copy()
+    else:
+        overrides = {}
+    overrides['input_encoding'] = input_encoding
     output, pub = core.publish_programmatically(
         source_class=io.StringInput, source=input_string,
         source_path=source_path,