From d99d993aeafc8efaa8ae9b2a5e20f810e4c03cc0 Mon Sep 17 00:00:00 2001
From: Scott Sanderson <ssanderson@quantopian.com>
Date: Fri, 12 Aug 2016 14:05:55 -0400
Subject: [PATCH] MAINT: Remove empty inputs from BoundColumn.

They belong on LoadableTerm instead.
---
 zipline/pipeline/data/dataset.py | 1 -
 zipline/pipeline/term.py         | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/zipline/pipeline/data/dataset.py b/zipline/pipeline/data/dataset.py
index d06b72a8..2008170b 100644
--- a/zipline/pipeline/data/dataset.py
+++ b/zipline/pipeline/data/dataset.py
@@ -112,7 +112,6 @@ class BoundColumn(LoadableTerm):
         The name of this column.
     """
     mask = AssetExists()
-    inputs = ()
     window_safe = True
 
     def __new__(cls, dtype, missing_value, dataset, name):
diff --git a/zipline/pipeline/term.py b/zipline/pipeline/term.py
index 95b444d2..5a5dba5b 100644
--- a/zipline/pipeline/term.py
+++ b/zipline/pipeline/term.py
@@ -345,6 +345,7 @@ class LoadableTerm(Term):
     This is the base class for :class:`zipline.pipeline.data.BoundColumn`.
     """
     windowed = False
+    inputs = ()
 
     @lazyval
     def dependencies(self):