From d0c0b3874c0148b5bf483985e1c746a5747ede7c Mon Sep 17 00:00:00 2001
From: Peter Steinbach <steinbach@scionics.de>
Date: Thu, 28 May 2015 14:24:07 +0200
Subject: [PATCH] limited padding to start at 2

---
 spim_registration/timelapse/timelaps_utils.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/spim_registration/timelapse/timelaps_utils.py b/spim_registration/timelapse/timelaps_utils.py
index 353bd09..6a2bebe 100644
--- a/spim_registration/timelapse/timelaps_utils.py
+++ b/spim_registration/timelapse/timelaps_utils.py
@@ -25,4 +25,9 @@ def produce_string(_fstring, *args, **kwargs):
    return _fstring.format(**contents)
 
 def padding_of_file_id(_n_timepoints):
-   return math.ceil(math.log10(_n_timepoints))
+   value = math.ceil(math.log10(_n_timepoints))
+
+   if value < 2:
+      return 2
+   else:
+      return value
-- 
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