[src] Fix wrong error message format in make_lexicon_fst.py

Author: o-alexandre-felipe

egs/wsj/s5/utils/lang/make_lexicon_fst.py

@@ -92,7 +92,7 @@ def read_lexiconp(filename):
                 sys.exit(1)
             prons = a[2:]
             if pron_prob <= 0.0:
-                print("{0}: error: invalid pron-prob in line '{1}' of lexicon file {1} ".format(
+                print("{0}: error: invalid pron-prob in line '{1}' of lexicon file {2} ".format(
                     sys.argv[0], line.strip(" \t\r\n"), filename), file=sys.stderr)
                 sys.exit(1)
             if len(prons) == 0: