Add support for the strict document format

1 files changed, 13 insertions, 3 deletions

diff --git a/mammoth/docx/office_xml.py b/mammoth/docx/office_xml.py
index 0a6a8a8..bebd04c 100644
--- a/mammoth/docx/office_xml.py
+++ b/mammoth/docx/office_xml.py
@@ -3,22 +3,32 @@ from .xmlparser import parse_xml, XmlElement
 
 
 _namespaces = [
+    # Transitional format
     ("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main"),
+    ("r", "http://schemas.openxmlformats.org/officeDocument/2006/relationships"),
     ("wp", "http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing"),
     ("a", "http://schemas.openxmlformats.org/drawingml/2006/main"),
     ("pic", "http://schemas.openxmlformats.org/drawingml/2006/picture"),
+
+    # Strict format
+    ("w", "http://purl.oclc.org/ooxml/wordprocessingml/main"),
+    ("r", "http://purl.oclc.org/ooxml/officeDocument/relationships"),
+    ("wp", "http://purl.oclc.org/ooxml/drawingml/wordprocessingDrawing"),
+    ("a", "http://purl.oclc.org/ooxml/drawingml/main"),
+    ("pic", "http://purl.oclc.org/ooxml/drawingml/picture"),
+
+    # Common
     ("content-types", "http://schemas.openxmlformats.org/package/2006/content-types"),
-    ("r", "http://schemas.openxmlformats.org/officeDocument/2006/relationships"),
     ("relationships", "http://schemas.openxmlformats.org/package/2006/relationships"),
-    ("v", "urn:schemas-microsoft-com:vml"),
     ("mc", "http://schemas.openxmlformats.org/markup-compatibility/2006"),
+    ("v", "urn:schemas-microsoft-com:vml"),
     ("office-word", "urn:schemas-microsoft-com:office:word"),
 ]
 
 
 def read(fileobj):
     return _collapse_alternate_content(parse_xml(fileobj, _namespaces))[0]
-    
+
 
 def _collapse_alternate_content(node):
     if isinstance(node, XmlElement):