python
diff --git a/‎Doc/library/xml.dom.minidom.rst‎
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diff --git a/‎Doc/whatsnew/3.16.rst‎
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diff --git a/‎Lib/test/test_minidom.py‎
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diff --git a/‎Lib/xml/dom/minidom.py‎
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diff --git a/‎Misc/NEWS.d/next/Library/2026-08-30-13-37-47.gh-issue-54092.Tq8Wm3.rst‎
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@@ -157,6 +157,7 @@ module documentation.  This section lists the differences between the API and
    .. versionchanged:: next
       Namespace declarations missing for the serialized element
       and its attributes are now written.
+      It now works for :class:`!DocumentFragment` nodes.
 
 .. method:: Node.toxml(encoding=None, standalone=None)
 
@@ -179,6 +180,9 @@ module documentation.  This section lists the differences between the API and
    .. versionchanged:: 3.9
       The *standalone* parameter was added.
 
+   .. versionchanged:: next
+      It now works for :class:`!DocumentFragment` nodes.
+
 .. method:: Node.toprettyxml(indent="\t", newl="\n", encoding=None, \
                              standalone=None)
 
@@ -207,6 +211,7 @@ module documentation.  This section lists the differences between the API and
    .. versionchanged:: next
       Whitespace is no longer added inside an element with mixed content
       or marked with ``xml:space="preserve"``.
+      It now works for :class:`!DocumentFragment` nodes.
 
 .. _dom-example:
 
 
@@ -725,6 +725,12 @@ xml
   rather than defaulted from the DTD.
   (Contributed by Jason Orendorff and Serhiy Storchaka in :gh:`44871`.)
 
+* The :meth:`~xml.dom.minidom.Node.writexml`,
+  :meth:`~xml.dom.minidom.Node.toxml` and
+  :meth:`~xml.dom.minidom.Node.toprettyxml` methods
+  now work for :class:`!DocumentFragment` nodes in :mod:`xml.dom.minidom`.
+  (Contributed by Serhiy Storchaka in :gh:`54092`.)
+
 * :class:`~xml.etree.ElementTree.XMLPullParser` and
   :func:`~xml.etree.ElementTree.iterparse` now support the *target* parameter.
   The reported object is the value returned by the corresponding method of
 
@@ -571,6 +571,21 @@ def testWriteXML(self):
         dom.unlink()
         self.assertEqual(str, domstr)
 
+    def testWriteXMLDocumentFragment(self):
+        dom = parseString('<doc><a b="c"/>text<!--comment--></doc>')
+        frag = dom.createDocumentFragment()
+        for node in list(dom.documentElement.childNodes):
+            frag.appendChild(node)
+        self.assertEqual(frag.toxml(), '<a b="c"/>text<!--comment-->')
+        self.assertEqual(frag.toprettyxml(),
+                         '<a b="c"/>\ntext\n<!--comment-->\n')
+        # the fragment itself does not add a level of indentation
+        writer = io.StringIO()
+        frag.writexml(writer, "  ", "  ", "\n")
+        self.assertEqual(writer.getvalue(),
+                         '  <a b="c"/>\n  text\n  <!--comment-->\n')
+        self.assertEqual(dom.createDocumentFragment().toxml(), '')
+
     def testWriteXMLNamespaceDeclarations(self):
         dom = Document()
         root = dom.appendChild(
 
@@ -515,6 +515,10 @@ class DocumentFragment(Node):
     def __init__(self):
         self.childNodes = NodeList()
 
+    def writexml(self, writer, indent="", addindent="", newl=""):
+        for node in self.childNodes:
+            node.writexml(writer, indent, addindent, newl)
+
 
 class Attr(Node):
     __slots__=('_name', '_value', 'namespaceURI',
 
@@ -0,0 +1,6 @@
+Implement :meth:`~xml.dom.minidom.Node.writexml` for document fragments
+in :mod:`xml.dom.minidom`,
+so that :meth:`~xml.dom.minidom.Node.toxml` and
+:meth:`~xml.dom.minidom.Node.toprettyxml` now work for them.
+They write the children of the fragment,
+without adding a level of indentation.