raphael-group/THetA — pull request #3 by etal (2014-09-15 19:23:44+00:00)
Title: get_formatted_chrm: don't crash after "chrX"

After encountering "x" or similar, chr_string becomes an int and the next test for "y" crashes because ints don't have a "lower" method. Fix: return immediately, don't keep going after "x".