From a5794858252d91c8f846159b5716e776d6f6cbc0 Mon Sep 17 00:00:00 2001
From: Scott Sanderson <ssanderson@quantopian.com>
Date: Wed, 7 Jun 2017 15:23:27 -0400
Subject: [PATCH] MAINT: s/NotImplementedError/TypeError.

---
 zipline/pipeline/classifiers/classifier.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zipline/pipeline/classifiers/classifier.py b/zipline/pipeline/classifiers/classifier.py
index f3c2e22c..de5da2f0 100644
--- a/zipline/pipeline/classifiers/classifier.py
+++ b/zipline/pipeline/classifiers/classifier.py
@@ -437,7 +437,7 @@ class Relabel(SingleInputMixin, Classifier):
             result = data.map(relabeler)
             result[~mask] = data.missing_value
         else:
-            raise TypeError(
+            raise NotImplementedError(
                 "Relabeling is not currently supported for "
                 "int-dtype classifiers."
             )