Mercurial > hg
view hgext/churn.py @ 9557:dbe2bdd5e488
merge with i18n-stable
author | Wagner Bruna <wbruna@softwareexpress.com.br> |
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date | Tue, 08 Sep 2009 19:46:20 -0300 |
parents | d7b6429c5ad4 f7968bba2307 |
children | 812aaef40757 |
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# churn.py - create a graph of revisions count grouped by template # # Copyright 2006 Josef "Jeff" Sipek <jeffpc@josefsipek.net> # Copyright 2008 Alexander Solovyov <piranha@piranha.org.ua> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2, incorporated herein by reference. '''command to display statistics about repository history''' from mercurial.i18n import _ from mercurial import patch, cmdutil, util, templater import sys, os import time, datetime def maketemplater(ui, repo, tmpl): tmpl = templater.parsestring(tmpl, quoted=False) try: t = cmdutil.changeset_templater(ui, repo, False, None, None, False) except SyntaxError, inst: raise util.Abort(inst.args[0]) t.use_template(tmpl) return t def changedlines(ui, repo, ctx1, ctx2, fns): lines = 0 fmatch = cmdutil.matchfiles(repo, fns) diff = ''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch)) for l in diff.split('\n'): if (l.startswith("+") and not l.startswith("+++ ") or l.startswith("-") and not l.startswith("--- ")): lines += 1 return lines def countrate(ui, repo, amap, *pats, **opts): """Calculate stats""" if opts.get('dateformat'): def getkey(ctx): t, tz = ctx.date() date = datetime.datetime(*time.gmtime(float(t) - tz)[:6]) return date.strftime(opts['dateformat']) else: tmpl = opts.get('template', '{author|email}') tmpl = maketemplater(ui, repo, tmpl) def getkey(ctx): ui.pushbuffer() tmpl.show(ctx) return ui.popbuffer() count = pct = 0 rate = {} df = False if opts.get('date'): df = util.matchdate(opts['date']) get = util.cachefunc(lambda r: repo[r].changeset()) changeiter, matchfn = cmdutil.walkchangerevs(ui, repo, pats, get, opts) for st, rev, fns in changeiter: if not st == 'add': continue if df and not df(get(rev)[2][0]): # doesn't match date format continue ctx = repo[rev] key = getkey(ctx) key = amap.get(key, key) # alias remap if opts.get('changesets'): rate[key] = rate.get(key, 0) + 1 else: parents = ctx.parents() if len(parents) > 1: ui.note(_('Revision %d is a merge, ignoring...\n') % (rev,)) continue ctx1 = parents[0] lines = changedlines(ui, repo, ctx1, ctx, fns) rate[key] = rate.get(key, 0) + lines if opts.get('progress'): count += 1 newpct = int(100.0 * count / max(len(repo), 1)) if pct < newpct: pct = newpct ui.write("\r" + _("generating stats: %d%%") % pct) sys.stdout.flush() if opts.get('progress'): ui.write("\r") sys.stdout.flush() return rate def churn(ui, repo, *pats, **opts): '''histogram of changes to the repository This command will display a histogram representing the number of changed lines or revisions, grouped according to the given template. The default template will group changes by author. The --dateformat option may be used to group the results by date instead. Statistics are based on the number of changed lines, or alternatively the number of matching revisions if the --changesets option is specified. Examples:: # display count of changed lines for every committer hg churn -t '{author|email}' # display daily activity graph hg churn -f '%H' -s -c # display activity of developers by month hg churn -f '%Y-%m' -s -c # display count of lines changed in every year hg churn -f '%Y' -s It is possible to map alternate email addresses to a main address by providing a file using the following format:: <alias email> <actual email> Such a file may be specified with the --aliases option, otherwise a .hgchurn file will be looked for in the working directory root. ''' def pad(s, l): return (s + " " * l)[:l] amap = {} aliases = opts.get('aliases') if not aliases and os.path.exists(repo.wjoin('.hgchurn')): aliases = repo.wjoin('.hgchurn') if aliases: for l in open(aliases, "r"): l = l.strip() alias, actual = l.split() amap[alias] = actual rate = countrate(ui, repo, amap, *pats, **opts).items() if not rate: return sortkey = ((not opts.get('sort')) and (lambda x: -x[1]) or None) rate.sort(key=sortkey) # Be careful not to have a zero maxcount (issue833) maxcount = float(max([v for k, v in rate])) or 1.0 maxname = max([len(k) for k, v in rate]) ttywidth = util.termwidth() ui.debug(_("assuming %i character terminal\n") % ttywidth) width = ttywidth - maxname - 2 - 6 - 2 - 2 for date, count in rate: print "%s %6d %s" % (pad(date, maxname), count, "*" * int(count * width / maxcount)) cmdtable = { "churn": (churn, [('r', 'rev', [], _('count rate for the specified revision or range')), ('d', 'date', '', _('count rate for revisions matching date spec')), ('t', 'template', '{author|email}', _('template to group changesets')), ('f', 'dateformat', '', _('strftime-compatible format for grouping by date')), ('c', 'changesets', False, _('count rate by number of changesets')), ('s', 'sort', False, _('sort by key (default: sort by count)')), ('', 'aliases', '', _('file with email aliases')), ('', 'progress', None, _('show progress'))], _("hg churn [-d DATE] [-r REV] [--aliases FILE] [--progress] [FILE]")), }