ENH larry.take() is now faster.

RELEASE.rst

@@ -16,11 +16,10 @@ la 0.7
 - Indexing into larrys with scalars, slices, and 1d numpy arrays
 - Binary functions (+, -, / , &, ...) for unaligned larrys
 - la.align(), la.add(), la.subtract(), etc for unaligned larrys
-- la.union(), la.intersection()
-- la.align_axis()
+- la.union(), la.intersection(), la.align_axis()
 - la.farray.correlation(arr1, arr2, axis) for numpy arrays
-- larry.morph(), larry.morph_like()
-- larry.merge() when update=True  
+- larry.merge() when update=True, larry.morph(), larry.morph_like()
+- larry.take()
 
 **Breakage from la 0.6**
 

la/deflarry.py

@@ -1799,9 +1799,12 @@ def take(self, indices, axis):
         """
         label = self.copylabel()
         labelaxis = label[axis]
-        label[axis] = [labelaxis[idx] for idx in indices]
+        lab = [labelaxis[idx] for idx in indices]
+        if len(set(lab)) != len(lab):
+            raise IndexError("`indices` must be unique")
+        label[axis] = lab
         x = self.x.take(indices, axis)
-        return larry(x, label)
+        return larry(x, label, validate=False)
 
     @property    
     def lix(self):