minor bug fixes

[erange.git] / makewiggle.py

diff --git a/makewiggle.py b/makewiggle.py
index 7440a796f73038130abb89ef593df425ac2921f6..139924e10f51642bfd02603213516f234fc547ea 100755 (executable)
--- a/makewiggle.py
+++ b/makewiggle.py
@@ -115,6 +115,7 @@ def makewiggle(name, hitfilename, outfilename, doNormalize=True, color=None, alt
     if limitChrom is not None:
         chromLimit = True
 
+    groupName = ""
     if group:
         groupName = "group=%s" % group