From 09dfd027d5fc3ed0f9f262abab1fdb99508adc7e Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Wed, 11 Aug 2010 18:06:56 -0400
Subject: [PATCH 1/1] More detailed misnamed column error in
 ColumnAccessCommand._get_column

---
 hooke/plugin/curve.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/hooke/plugin/curve.py b/hooke/plugin/curve.py
index 308124b..e5a12ae 100644
--- a/hooke/plugin/curve.py
+++ b/hooke/plugin/curve.py
@@ -161,7 +161,12 @@ class ColumnAccessCommand (BlockCommand):
             column_name = self._column_arguments[0].name
         column_name = params[column_name]
         block = self._block(hooke, params, block_name)
-        column_index = block.info['columns'].index(column_name)
+        columns = block.info['columns']
+        try:
+            column_index = columns.index(column_name)
+        except ValueError, e:
+            raise Failure('%s not in %s (%s): %s'
+                          % (column_name, block.info['name'], columns, e))
         return block[:,column_index]
 
 
-- 
2.26.2