This is makeindex, version 2.15 [TeX Live 2015] (kpathsea + Thai support).
Scanning style file ./python.ist......done (6 attributes redefined, 0 ignored).
Scanning input file xmds2.idx....done (196 entries accepted, 0 rejected).
Sorting entries.....done (1560 comparisons).
Generating output file xmds2.ind....done (257 lines written, 0 warnings).
Output written in xmds2.ind.
Transcript written in xmds2.ilg.
