# HG changeset patch
# User Jeff Hammel <k0scist@gmail.com>
# Date 1425229476 28800
# Node ID 9b9bfbcdd7491b44daac66d72416647bb1da1aa6
# Parent  dcfce20597a646d07f408af058c8202c65f95175
find min, max

diff -r dcfce20597a6 -r 9b9bfbcdd749 numerics/histogram.py
--- a/numerics/histogram.py	Sun Mar 01 08:52:50 2015 -0800
+++ b/numerics/histogram.py	Sun Mar 01 09:04:36 2015 -0800
@@ -104,6 +104,11 @@
     # transpose to columns
     columns = transpose(data)
 
+    # find min, max if not provided
+    if options.min is None:
+        options.min = min([min(column) for column in columns])
+    if options.max is None:
+        options.min = max([max(column) for column in columns])
 
 if __name__ == '__main__':
     main()