#6098: Refrain from claiming DOM level 3 conformance in minidom.

Lib/xml/dom/minidom.py

@@ -1371,11 +1371,9 @@ class Notation(Identified, Childless, Node):
 class DOMImplementation(DOMImplementationLS):
     _features = [("core", "1.0"),
                  ("core", "2.0"),
-                 ("core", "3.0"),
                  ("core", None),
                  ("xml", "1.0"),
                  ("xml", "2.0"),
-                 ("xml", "3.0"),
                  ("xml", None),
                  ("ls-load", "3.0"),
                  ("ls-load", None),

Misc/NEWS

@@ -24,6 +24,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #6098: Don't claim DOM level 3 conformance in minidom.
+
 - Issue #5762: Fix AttributeError raised by ``xml.dom.minidom`` when an empty
   XML namespace attribute is encountered.