Mercurial > hg
view tests/md5sum.py @ 36360:c25290b98190
perfbranchmap: allow to select the filter to benchmark
Running the branchmap computation on all filter levels can be expensive.
Narrowing the run to some specific filters can speed up benchmarking time when
working only on a subset of filter levels.
author | Boris Feld <boris.feld@octobus.net> |
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date | Wed, 21 Feb 2018 11:43:12 +0100 |
parents | 904bc1dc2694 |
children | 2372284d9457 |
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#!/usr/bin/env python # # Based on python's Tools/scripts/md5sum.py # # This software may be used and distributed according to the terms # of the PYTHON SOFTWARE FOUNDATION LICENSE VERSION 2, which is # GPL-compatible. from __future__ import absolute_import import hashlib import os import sys try: import msvcrt msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY) msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY) except ImportError: pass for filename in sys.argv[1:]: try: fp = open(filename, 'rb') except IOError as msg: sys.stderr.write('%s: Can\'t open: %s\n' % (filename, msg)) sys.exit(1) m = hashlib.md5() try: for data in iter(lambda: fp.read(8192), b''): m.update(data) except IOError as msg: sys.stderr.write('%s: I/O error: %s\n' % (filename, msg)) sys.exit(1) sys.stdout.write('%s %s\n' % (m.hexdigest(), filename)) sys.exit(0)