Add news fragment

sbidoul · sbidoul · commit 6e21d74e3f4e · 2021-08-08T17:40:31.000+02:00
diff --git a/news/10249.feature.rst b/news/10249.feature.rst
@@ -0,0 +1,4 @@
+Support `PEP 610 <https://www.python.org/dev/peps/pep-0610/>`_ to detect
+editable installs. ``pip list`` json output has a new
+``editable_project_location`` field that must now be used in place of
+``location`` to detect editable installs.
