Fix build_jflow_command_line script

build_jflow_command_line.py

@@ -37,8 +37,8 @@ cmd += "--reference-genome " + reference
 
 if args.prepare:
     for i in range(1, int(nb_inds)+1):
-        cmd += " --sample name=\"INDIV_{0}\" reads-1=\"" + args.res_dir + "/INDIV_{0}_100_180_1.fq.gz\" reads-2=\"" + \
-               args.res_dir + "/INDIV_{0}_100_180_2.fq.gz\"".format(i)
+        cmd += str(" --sample name=\"INDIV_{0}\" reads-1=\"" + args.res_dir + "/INDIV_{0}_100_180_1.fq.gz\" reads-2=\"" + \
+               args.res_dir + "/INDIV_{0}_100_180_2.fq.gz\"").format(i)
 else:
     for i in range(1, int(nb_inds)+1):
         cmd += " --sample name=\"INDIV_{0}\" alignments=\"{1}/INDIV_{0}-sorted-md.bam\"".format(i, bams_dir)