From 480bb024beec29906459d96caa6960d85184a310 Mon Sep 17 00:00:00 2001
From: Robert Smallshire <robert@smallshire.org.uk>
Date: Sun, 14 Jun 2015 16:43:18 +0200
Subject: [PATCH] Adds a reminder to use a SubFormat when building catalogs.

---
 segpy/toolkit.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/segpy/toolkit.py b/segpy/toolkit.py
index a741afb..d7ba87f 100644
--- a/segpy/toolkit.py
+++ b/segpy/toolkit.py
@@ -347,6 +347,8 @@ def catalog_traces(fh, bps, trace_header_format=TraceHeaderRev1, endian='>', pro
     alt_line_catalog_builder = CatalogBuilder()
     cdp_catalog_builder = CatalogBuilder()
 
+    # TODO: Use a SubHeaderFormat to only load the fields we're interestedin
+
     for trace_number in count():
         progress_callback(_READ_PROPORTION * pos_begin / length)
         fh.seek(pos_begin)