--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Contra/scripts/count_libsize.py	Thu Sep 13 02:31:43 2012 -0400
@@ -0,0 +1,38 @@
+# ----------------------------------------------------------------------#
+# Copyright (c) 2011, Richard Lupat & Jason Li.
+#
+# > Source License <
+# This file is part of CONTRA.
+#
+#    CONTRA is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    CONTRA is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with CONTRA.  If not, see <http://www.gnu.org/licenses/>.
+#
+# 
+#-----------------------------------------------------------------------#
+# Last Updated : 05 October 2011 16:43PM
+
+def get_libsize(bedgraph_file):
+	bedgraph = open(bedgraph_file)
+	libsize = 0
+	for line in bedgraph:
+		line	= line.split()
+		chr	= line[0]
+		start	= int(line[1])
+		end	= int(line[2])
+		cov	= float(line[3])
+		#cov	= int(line[3])
+		
+		libsize += (end-start)*cov
+
+	bedgraph.close()
+	return int(libsize)