Remove vector_lengths deprecation

dstansby · dstansby · commit 92cc34bb8a0b · 2017-09-10T17:04:46.000+01:00
diff --git a/lib/matplotlib/mlab.py b/lib/matplotlib/mlab.py
@@ -3967,7 +3967,6 @@ def cross_from_above(x, threshold):
 ##################################################
 # Vector and path length geometry calculations
 ##################################################
-@cbook.deprecated("2.2", alternative='np.linalg.norm')
 def vector_lengths(X, P=2., axis=None):
     """
     Finds the length of a set of vectors in *n* dimensions.  This is
