matplotlib
diff --git a/‎lib/matplotlib/mlab.py
Lines changed: 1 addition & 1 deletion b/‎lib/matplotlib/mlab.py
Lines changed: 1 addition & 1 deletion
diff --git a/‎tests.py
Lines changed: 0 additions & 34 deletions b/‎tests.py
Lines changed: 0 additions & 34 deletions
@@ -159,7 +159,7 @@ def detrend_mean(x, axis=None):
     return x - x.mean(axis, keepdims=True)
 
 
-@_api.deprecated("3.6", alternative="scipy.signal.detrend")
+@_api.deprecated("3.6", alternative="")
 def detrend_none(x, axis=None):
     """
     Return *x*: no detrending.