# HG changeset patch
# User Jeff Hammel <k0scist@gmail.com>
# Date 1425231755 28800
# Node ID 738a2400f0f34515e3b1ceb401f9d05f0175b50e
# Parent  202ab51601b4aba73dceed23fcd829b395e8f6a5
cast to float

diff -r 202ab51601b4 -r 738a2400f0f3 numerics/histogram.py
--- a/numerics/histogram.py	Sun Mar 01 09:36:35 2015 -0800
+++ b/numerics/histogram.py	Sun Mar 01 09:42:35 2015 -0800
@@ -105,7 +105,8 @@
     columns = transpose(data)
 
     # cast to float
-    import pdb; pdb.set_trace()
+    columns = [[float(value) for value in column]
+               for column in columns]
 
     # find min, max if not provided
     if options.min is None: