Merge remote-tracking branch 'upstream/version-3.1' into version-3.1

1 files changed, 4 insertions, 1 deletions

diff --git a/rest_framework/versioning.py b/rest_framework/versioning.py
index a07b629f..51b886f3 100644
--- a/rest_framework/versioning.py
+++ b/rest_framework/versioning.py
@@ -122,11 +122,14 @@ class NamespaceVersioning(BaseVersioning):
 
     def reverse(self, viewname, args=None, kwargs=None, request=None, format=None, **extra):
         if request.version is not None:
-            viewname = request.version + ':' + viewname
+            viewname = self.get_versioned_viewname(viewname, request)
         return super(NamespaceVersioning, self).reverse(
             viewname, args, kwargs, request, format, **extra
         )
 
+    def get_versioned_viewname(self, viewname, request):
+        return request.version + ':' + viewname
+
 
 class HostNameVersioning(BaseVersioning):
     """