gitstats

   1 #!/usr/bin/env python
   2 # Copyright (c) 2007-2010 Heikki Hokkanen <hoxu@users.sf.net> & others (see doc/author.txt)
   3 # GPLv2 / GPLv3
   4 import datetime
   5 import glob
   6 import os
   7 import pickle
   8 import platform
   9 import re
  10 import shutil
  11 import subprocess
  12 import sys
  13 import time
  14 import zlib
  15
  16 GNUPLOT_COMMON = 'set terminal png transparent\nset size 1.0,0.5\n'
  17 MAX_EXT_LENGTH = 10 # maximum file extension length
  18 ON_LINUX = (platform.system() == 'Linux')
  19
  20 exectime_internal = 0.0
  21 exectime_external = 0.0
  22 time_start = time.time()
  23
  24 # By default, gnuplot is searched from path, but can be overridden with the
  25 # environment variable "GNUPLOT"
  26 gnuplot_cmd = 'gnuplot'
  27 if 'GNUPLOT' in os.environ:
  28         gnuplot_cmd = os.environ['GNUPLOT']
  29
  30 def getpipeoutput(cmds, quiet = False):
  31         global exectime_external
  32         start = time.time()
  33         if not quiet and ON_LINUX and os.isatty(1):
  34                 print '>> ' + ' | '.join(cmds),
  35                 sys.stdout.flush()
  36         p0 = subprocess.Popen(cmds[0], stdout = subprocess.PIPE, shell = True)
  37         p = p0
  38         for x in cmds[1:]:
  39                 p = subprocess.Popen(x, stdin = p0.stdout, stdout = subprocess.PIPE, shell = True)
  40                 p0 = p
  41         output = p.communicate()[0]
  42         end = time.time()
  43         if not quiet:
  44                 if ON_LINUX and os.isatty(1):
  45                         print '\r',
  46                 print '[%.5f] >> %s' % (end - start, ' | '.join(cmds))
  47         exectime_external += (end - start)
  48         return output.rstrip('\n')
  49
  50 def getkeyssortedbyvalues(dict):
  51         return map(lambda el : el[1], sorted(map(lambda el : (el[1], el[0]), dict.items())))
  52
  53 # dict['author'] = { 'commits': 512 } - ...key(dict, 'commits')
  54 def getkeyssortedbyvaluekey(d, key):
  55         return map(lambda el : el[1], sorted(map(lambda el : (d[el][key], el), d.keys())))
  56
  57 VERSION = 0
  58 def getversion():
  59         global VERSION
  60         if VERSION == 0:
  61                 VERSION = getpipeoutput(["git rev-parse --short HEAD"]).split('\n')[0]
  62         return VERSION
  63
  64 class DataCollector:
  65         """Manages data collection from a revision control repository."""
  66         def __init__(self):
  67                 self.stamp_created = time.time()
  68                 self.cache = {}
  69
  70         ##
  71         # This should be the main function to extract data from the repository.
  72         def collect(self, dir):
  73                 self.dir = dir
  74                 self.projectname = os.path.basename(os.path.abspath(dir))
  75
  76         ##
  77         # Load cacheable data
  78         def loadCache(self, cachefile):
  79                 if not os.path.exists(cachefile):
  80                         return
  81                 print 'Loading cache...'
  82                 f = open(cachefile)
  83                 try:
  84                         self.cache = pickle.loads(zlib.decompress(f.read()))
  85                 except:
  86                         # temporary hack to upgrade non-compressed caches
  87                         f.seek(0)
  88                         self.cache = pickle.load(f)
  89                 f.close()
  90
  91         ##
  92         # Produce any additional statistics from the extracted data.
  93         def refine(self):
  94                 pass
  95
  96         ##
  97         # : get a dictionary of author
  98         def getAuthorInfo(self, author):
  99                 return None
 100
 101         def getActivityByDayOfWeek(self):
 102                 return {}
 103
 104         def getActivityByHourOfDay(self):
 105                 return {}
 106
 107         # : get a dictionary of domains
 108         def getDomainInfo(self, domain):
 109                 return None
 110
 111         ##
 112         # Get a list of authors
 113         def getAuthors(self):
 114                 return []
 115
 116         def getFirstCommitDate(self):
 117                 return datetime.datetime.now()
 118
 119         def getLastCommitDate(self):
 120                 return datetime.datetime.now()
 121
 122         def getStampCreated(self):
 123                 return self.stamp_created
 124
 125         def getTags(self):
 126                 return []
 127
 128         def getTotalAuthors(self):
 129                 return -1
 130
 131         def getTotalCommits(self):
 132                 return -1
 133
 134         def getTotalFiles(self):
 135                 return -1
 136
 137         def getTotalLOC(self):
 138                 return -1
 139
 140         ##
 141         # Save cacheable data
 142         def saveCache(self, cachefile):
 143                 print 'Saving cache...'
 144                 f = open(cachefile, 'w')
 145                 #pickle.dump(self.cache, f)
 146                 data = zlib.compress(pickle.dumps(self.cache))
 147                 f.write(data)
 148                 f.close()
 149
 150 class GitDataCollector(DataCollector):
 151         def collect(self, dir):
 152                 DataCollector.collect(self, dir)
 153
 154                 try:
 155                         self.total_authors = int(getpipeoutput(['git log', 'git shortlog -s', 'wc -l']))
 156                 except:
 157                         self.total_authors = 0
 158                 #self.total_lines = int(getoutput('git-ls-files -z |xargs -0 cat |wc -l'))
 159
 160                 self.activity_by_hour_of_day = {} # hour -> commits
 161                 self.activity_by_day_of_week = {} # day -> commits
 162                 self.activity_by_month_of_year = {} # month [1-12] -> commits
 163                 self.activity_by_hour_of_week = {} # weekday -> hour -> commits
 164                 self.activity_by_hour_of_day_busiest = 0
 165                 self.activity_by_hour_of_week_busiest = 0
 166                 self.activity_by_year_week = {} # yy_wNN -> commits
 167                 self.activity_by_year_week_peak = 0
 168
 169                 self.authors = {} # name -> {commits, first_commit_stamp, last_commit_stamp, last_active_day, active_days, lines_added, lines_removed}
 170
 171                 # domains
 172                 self.domains = {} # domain -> commits
 173
 174                 # author of the month
 175                 self.author_of_month = {} # month -> author -> commits
 176                 self.author_of_year = {} # year -> author -> commits
 177                 self.commits_by_month = {} # month -> commits
 178                 self.commits_by_year = {} # year -> commits
 179                 self.first_commit_stamp = 0
 180                 self.last_commit_stamp = 0
 181                 self.last_active_day = None
 182                 self.active_days = set()
 183
 184                 # lines
 185                 self.total_lines = 0
 186                 self.total_lines_added = 0
 187                 self.total_lines_removed = 0
 188
 189                 # timezone
 190                 self.commits_by_timezone = {} # timezone -> commits
 191
 192                 # tags
 193                 self.tags = {}
 194                 lines = getpipeoutput(['git show-ref --tags']).split('\n')
 195                 for line in lines:
 196                         if len(line) == 0:
 197                                 continue
 198                         (hash, tag) = line.split(' ')
 199
 200                         tag = tag.replace('refs/tags/', '')
 201                         output = getpipeoutput(['git log "%s" --pretty=format:"%%at %%an" -n 1' % hash])
 202                         if len(output) > 0:
 203                                 parts = output.split(' ')
 204                                 stamp = 0
 205                                 try:
 206                                         stamp = int(parts[0])
 207                                 except ValueError:
 208                                         stamp = 0
 209                                 self.tags[tag] = { 'stamp': stamp, 'hash' : hash, 'date' : datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), 'commits': 0, 'authors': {} }
 210
 211                 # collect info on tags, starting from latest
 212                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), self.tags.items()))))
 213                 prev = None
 214                 for tag in reversed(tags_sorted_by_date_desc):
 215                         cmd = 'git shortlog -s "%s"' % tag
 216                         if prev != None:
 217                                 cmd += ' "^%s"' % prev
 218                         output = getpipeoutput([cmd])
 219                         if len(output) == 0:
 220                                 continue
 221                         prev = tag
 222                         for line in output.split('\n'):
 223                                 parts = re.split('\s+', line, 2)
 224                                 commits = int(parts[1])
 225                                 author = parts[2]
 226                                 self.tags[tag]['commits'] += commits
 227                                 self.tags[tag]['authors'][author] = commits
 228
 229                 # Collect revision statistics
 230                 # Outputs "<stamp> <date> <time> <timezone> <author> '<' <mail> '>'"
 231                 lines = getpipeoutput(['git rev-list --pretty=format:"%at %ai %an <%aE>" HEAD', 'grep -v ^commit']).split('\n')
 232                 for line in lines:
 233                         parts = line.split(' ', 4)
 234                         author = ''
 235                         try:
 236                                 stamp = int(parts[0])
 237                         except ValueError:
 238                                 stamp = 0
 239                         timezone = parts[3]
 240                         author, mail = parts[4].split('<', 1)
 241                         author = author.rstrip()
 242                         mail = mail.rstrip('>')
 243                         domain = '?'
 244                         if mail.find('@') != -1:
 245                                 domain = mail.rsplit('@', 1)[1]
 246                         date = datetime.datetime.fromtimestamp(float(stamp))
 247
 248                         # First and last commit stamp
 249                         if self.last_commit_stamp == 0:
 250                                 self.last_commit_stamp = stamp
 251                         self.first_commit_stamp = stamp
 252
 253                         # activity
 254                         # hour
 255                         hour = date.hour
 256                         self.activity_by_hour_of_day[hour] = self.activity_by_hour_of_day.get(hour, 0) + 1
 257                         # most active hour?
 258                         if self.activity_by_hour_of_day[hour] > self.activity_by_hour_of_day_busiest:
 259                                 self.activity_by_hour_of_day_busiest = self.activity_by_hour_of_day[hour]
 260
 261                         # day of week
 262                         day = date.weekday()
 263                         self.activity_by_day_of_week[day] = self.activity_by_day_of_week.get(day, 0) + 1
 264
 265                         # domain stats
 266                         if domain not in self.domains:
 267                                 self.domains[domain] = {}
 268                         # commits
 269                         self.domains[domain]['commits'] = self.domains[domain].get('commits', 0) + 1
 270
 271                         # hour of week
 272                         if day not in self.activity_by_hour_of_week:
 273                                 self.activity_by_hour_of_week[day] = {}
 274                         self.activity_by_hour_of_week[day][hour] = self.activity_by_hour_of_week[day].get(hour, 0) + 1
 275                         # most active hour?
 276                         if self.activity_by_hour_of_week[day][hour] > self.activity_by_hour_of_week_busiest:
 277                                 self.activity_by_hour_of_week_busiest = self.activity_by_hour_of_week[day][hour]
 278
 279                         # month of year
 280                         month = date.month
 281                         self.activity_by_month_of_year[month] = self.activity_by_month_of_year.get(month, 0) + 1
 282
 283                         # yearly/weekly activity
 284                         yyw = date.strftime('%Y-%W')
 285                         self.activity_by_year_week[yyw] = self.activity_by_year_week.get(yyw, 0) + 1
 286                         if self.activity_by_year_week_peak < self.activity_by_year_week[yyw]:
 287                                 self.activity_by_year_week_peak = self.activity_by_year_week[yyw]
 288
 289                         # author stats
 290                         if author not in self.authors:
 291                                 self.authors[author] = {}
 292                         # commits
 293                         if 'last_commit_stamp' not in self.authors[author]:
 294                                 self.authors[author]['last_commit_stamp'] = stamp
 295                         self.authors[author]['first_commit_stamp'] = stamp
 296                         self.authors[author]['commits'] = self.authors[author].get('commits', 0) + 1
 297
 298                         # author of the month/year
 299                         yymm = date.strftime('%Y-%m')
 300                         if yymm in self.author_of_month:
 301                                 self.author_of_month[yymm][author] = self.author_of_month[yymm].get(author, 0) + 1
 302                         else:
 303                                 self.author_of_month[yymm] = {}
 304                                 self.author_of_month[yymm][author] = 1
 305                         self.commits_by_month[yymm] = self.commits_by_month.get(yymm, 0) + 1
 306
 307                         yy = date.year
 308                         if yy in self.author_of_year:
 309                                 self.author_of_year[yy][author] = self.author_of_year[yy].get(author, 0) + 1
 310                         else:
 311                                 self.author_of_year[yy] = {}
 312                                 self.author_of_year[yy][author] = 1
 313                         self.commits_by_year[yy] = self.commits_by_year.get(yy, 0) + 1
 314
 315                         # authors: active days
 316                         yymmdd = date.strftime('%Y-%m-%d')
 317                         if 'last_active_day' not in self.authors[author]:
 318                                 self.authors[author]['last_active_day'] = yymmdd
 319                                 self.authors[author]['active_days'] = 1
 320                         elif yymmdd != self.authors[author]['last_active_day']:
 321                                 self.authors[author]['last_active_day'] = yymmdd
 322                                 self.authors[author]['active_days'] += 1
 323
 324                         # project: active days
 325                         if yymmdd != self.last_active_day:
 326                                 self.last_active_day = yymmdd
 327                                 self.active_days.add(yymmdd)
 328
 329                         # timezone
 330                         self.commits_by_timezone[timezone] = self.commits_by_timezone.get(timezone, 0) + 1
 331
 332                 # TODO Optimize this, it's the worst bottleneck
 333                 # outputs "<stamp> <files>" for each revision
 334                 self.files_by_stamp = {} # stamp -> files
 335                 revlines = getpipeoutput(['git rev-list --pretty=format:"%at %T" HEAD', 'grep -v ^commit']).strip().split('\n')
 336                 lines = []
 337                 for revline in revlines:
 338                         time, rev = revline.split(' ')
 339                         linecount = self.getFilesInCommit(rev)
 340                         lines.append('%d %d' % (int(time), linecount))
 341
 342                 self.total_commits = len(lines)
 343                 for line in lines:
 344                         parts = line.split(' ')
 345                         if len(parts) != 2:
 346                                 continue
 347                         (stamp, files) = parts[0:2]
 348                         try:
 349                                 self.files_by_stamp[int(stamp)] = int(files)
 350                         except ValueError:
 351                                 print 'Warning: failed to parse line "%s"' % line
 352
 353                 # extensions
 354                 self.extensions = {} # extension -> files, lines
 355                 lines = getpipeoutput(['git ls-tree -r -z HEAD']).split('\000')
 356                 self.total_files = len(lines)
 357                 for line in lines:
 358                         if len(line) == 0:
 359                                 continue
 360                         parts = re.split('\s+', line, 4)
 361                         sha1 = parts[2]
 362                         filename = parts[3]
 363
 364                         if filename.find('.') == -1 or filename.rfind('.') == 0:
 365                                 ext = ''
 366                         else:
 367                                 ext = filename[(filename.rfind('.') + 1):]
 368                         if len(ext) > MAX_EXT_LENGTH:
 369                                 ext = ''
 370
 371                         if ext not in self.extensions:
 372                                 self.extensions[ext] = {'files': 0, 'lines': 0}
 373
 374                         self.extensions[ext]['files'] += 1
 375                         try:
 376                                 self.extensions[ext]['lines'] += self.getLinesInBlob(sha1)
 377                         except:
 378                                 print 'Warning: Could not count lines for file "%s"' % line
 379
 380                 # line statistics
 381                 # outputs:
 382                 #  N files changed, N insertions (+), N deletions(-)
 383                 # <stamp> <author>
 384                 self.changes_by_date = {} # stamp -> { files, ins, del }
 385                 lines = getpipeoutput(['git log --shortstat --pretty=format:"%at %an"']).split('\n')
 386                 lines.reverse()
 387                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 388                 author = None
 389                 for line in lines:
 390                         if len(line) == 0:
 391                                 continue
 392
 393                         # <stamp> <author>
 394                         if line.find('files changed,') == -1:
 395                                 pos = line.find(' ')
 396                                 if pos != -1:
 397                                         try:
 398                                                 (stamp, author) = (int(line[:pos]), line[pos+1:])
 399                                                 self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 400                                                 if author not in self.authors:
 401                                                         self.authors[author] = { 'lines_added' : 0, 'lines_removed' : 0 }
 402                                                 self.authors[author]['lines_added'] = self.authors[author].get('lines_added', 0) + inserted
 403                                                 self.authors[author]['lines_removed'] = self.authors[author].get('lines_removed', 0) + deleted
 404                                         except ValueError:
 405                                                 print 'Warning: unexpected line "%s"' % line
 406                                 else:
 407                                         print 'Warning: unexpected line "%s"' % line
 408                         else:
 409                                 numbers = re.findall('\d+', line)
 410                                 if len(numbers) == 3:
 411                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 412                                         total_lines += inserted
 413                                         total_lines -= deleted
 414                                         self.total_lines_added += inserted
 415                                         self.total_lines_removed += deleted
 416                                 else:
 417                                         print 'Warning: failed to handle line "%s"' % line
 418                                         (files, inserted, deleted) = (0, 0, 0)
 419                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 420                 self.total_lines = total_lines
 421
 422         def refine(self):
 423                 # authors
 424                 # name -> {place_by_commits, commits_frac, date_first, date_last, timedelta}
 425                 authors_by_commits = getkeyssortedbyvaluekey(self.authors, 'commits')
 426                 authors_by_commits.reverse() # most first
 427                 for i, name in enumerate(authors_by_commits):
 428                         self.authors[name]['place_by_commits'] = i + 1
 429
 430                 for name in self.authors.keys():
 431                         a = self.authors[name]
 432                         a['commits_frac'] = (100 * float(a['commits'])) / self.getTotalCommits()
 433                         date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 434                         date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 435                         delta = date_last - date_first
 436                         a['date_first'] = date_first.strftime('%Y-%m-%d')
 437                         a['date_last'] = date_last.strftime('%Y-%m-%d')
 438                         a['timedelta'] = delta
 439
 440         def getActiveDays(self):
 441                 return self.active_days
 442
 443         def getActivityByDayOfWeek(self):
 444                 return self.activity_by_day_of_week
 445
 446         def getActivityByHourOfDay(self):
 447                 return self.activity_by_hour_of_day
 448
 449         def getAuthorInfo(self, author):
 450                 return self.authors[author]
 451
 452         def getAuthors(self):
 453                 return self.authors.keys()
 454
 455         def getCommitDeltaDays(self):
 456                 return (self.last_commit_stamp - self.first_commit_stamp) / 86400
 457
 458         def getDomainInfo(self, domain):
 459                 return self.domains[domain]
 460
 461         def getDomains(self):
 462                 return self.domains.keys()
 463
 464         def getFilesInCommit(self, rev):
 465                 try:
 466                         res = self.cache['files_in_tree'][rev]
 467                 except:
 468                         res = int(getpipeoutput(['git ls-tree -r --name-only "%s"' % rev, 'wc -l']).split('\n')[0])
 469                         if 'files_in_tree' not in self.cache:
 470                                 self.cache['files_in_tree'] = {}
 471                         self.cache['files_in_tree'][rev] = res
 472
 473                 return res
 474
 475         def getFirstCommitDate(self):
 476                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 477
 478         def getLastCommitDate(self):
 479                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 480
 481         def getLinesInBlob(self, sha1):
 482                 try:
 483                         res = self.cache['lines_in_blob'][sha1]
 484                 except:
 485                         res = int(getpipeoutput(['git cat-file blob %s' % sha1, 'wc -l']).split()[0])
 486                         if 'lines_in_blob' not in self.cache:
 487                                 self.cache['lines_in_blob'] = {}
 488                         self.cache['lines_in_blob'][sha1] = res
 489                 return res
 490
 491         def getTags(self):
 492                 lines = getpipeoutput(['git show-ref --tags', 'cut -d/ -f3'])
 493                 return lines.split('\n')
 494
 495         def getTagDate(self, tag):
 496                 return self.revToDate('tags/' + tag)
 497
 498         def getTotalAuthors(self):
 499                 return self.total_authors
 500
 501         def getTotalCommits(self):
 502                 return self.total_commits
 503
 504         def getTotalFiles(self):
 505                 return self.total_files
 506
 507         def getTotalLOC(self):
 508                 return self.total_lines
 509
 510         def revToDate(self, rev):
 511                 stamp = int(getpipeoutput(['git log --pretty=format:%%at "%s" -n 1' % rev]))
 512                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 513
 514 class ReportCreator:
 515         """Creates the actual report based on given data."""
 516         def __init__(self):
 517                 pass
 518
 519         def create(self, data, path):
 520                 self.data = data
 521                 self.path = path
 522
 523 def html_linkify(text):
 524         return text.lower().replace(' ', '_')
 525
 526 def html_header(level, text):
 527         name = html_linkify(text)
 528         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 529
 530 class HTMLReportCreator(ReportCreator):
 531         def create(self, data, path):
 532                 ReportCreator.create(self, data, path)
 533                 self.title = data.projectname
 534
 535                 # copy static files. Looks in the binary directory, ../share/gitstats and /usr/share/gitstats
 536                 binarypath = os.path.dirname(os.path.abspath(__file__))
 537                 secondarypath = os.path.join(binarypath, '..', 'share', 'gitstats')
 538                 basedirs = [binarypath, secondarypath, '/usr/share/gitstats']
 539                 for file in ('gitstats.css', 'sortable.js', 'arrow-up.gif', 'arrow-down.gif', 'arrow-none.gif'):
 540                         for base in basedirs:
 541                                 src = base + '/' + file
 542                                 if os.path.exists(src):
 543                                         shutil.copyfile(src, path + '/' + file)
 544                                         break
 545                         else:
 546                                 print 'Warning: "%s" not found, so not copied (searched: %s)' % (file, basedirs)
 547
 548                 f = open(path + "/index.html", 'w')
 549                 format = '%Y-%m-%d %H:%M:%S'
 550                 self.printHeader(f)
 551
 552                 f.write('<h1>GitStats - %s</h1>' % data.projectname)
 553
 554                 self.printNav(f)
 555
 556                 f.write('<dl>')
 557                 f.write('<dt>Project name</dt><dd>%s</dd>' % (data.projectname))
 558                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()))
 559                 f.write('<dt>Generator</dt><dd><a href="http://gitstats.sourceforge.net/">GitStats</a> (version %s)</dd>' % getversion())
 560                 f.write('<dt>Report Period</dt><dd>%s to %s</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format)))
 561                 f.write('<dt>Age</dt><dd>%d days, %d active days (%3.2f%%)</dd>' % (data.getCommitDeltaDays(), len(data.getActiveDays()), (100.0 * len(data.getActiveDays()) / data.getCommitDeltaDays())))
 562                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 563                 f.write('<dt>Total Lines of Code</dt><dd>%s (%d added, %d removed)</dd>' % (data.getTotalLOC(), data.total_lines_added, data.total_lines_removed))
 564                 f.write('<dt>Total Commits</dt><dd>%s (average %.1f commits per active day, %.1f per all days)</dd>' % (data.getTotalCommits(), float(data.getTotalCommits()) / len(data.getActiveDays()), float(data.getTotalCommits()) / data.getCommitDeltaDays()))
 565                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 566                 f.write('</dl>')
 567
 568                 f.write('</body>\n</html>')
 569                 f.close()
 570
 571                 ###
 572                 # Activity
 573                 f = open(path + '/activity.html', 'w')
 574                 self.printHeader(f)
 575                 f.write('<h1>Activity</h1>')
 576                 self.printNav(f)
 577
 578                 #f.write('<h2>Last 30 days</h2>')
 579
 580                 #f.write('<h2>Last 12 months</h2>')
 581
 582                 # Weekly activity
 583                 WEEKS = 32
 584                 f.write(html_header(2, 'Weekly activity'))
 585                 f.write('<p>Last %d weeks</p>' % WEEKS)
 586
 587                 # generate weeks to show (previous N weeks from now)
 588                 now = datetime.datetime.now()
 589                 deltaweek = datetime.timedelta(7)
 590                 weeks = []
 591                 stampcur = now
 592                 for i in range(0, WEEKS):
 593                         weeks.insert(0, stampcur.strftime('%Y-%W'))
 594                         stampcur -= deltaweek
 595
 596                 # top row: commits & bar
 597                 f.write('<table class="noborders"><tr>')
 598                 for i in range(0, WEEKS):
 599                         commits = 0
 600                         if weeks[i] in data.activity_by_year_week:
 601                                 commits = data.activity_by_year_week[weeks[i]]
 602
 603                         percentage = 0
 604                         if weeks[i] in data.activity_by_year_week:
 605                                 percentage = float(data.activity_by_year_week[weeks[i]]) / data.activity_by_year_week_peak
 606                         height = max(1, int(200 * percentage))
 607                         f.write('<td style="text-align: center; vertical-align: bottom">%d<div style="display: block; background-color: red; width: 20px; height: %dpx"></div></td>' % (commits, height))
 608
 609                 # bottom row: year/week
 610                 f.write('</tr><tr>')
 611                 for i in range(0, WEEKS):
 612                         f.write('<td>%s</td>' % (WEEKS - i))
 613                 f.write('</tr></table>')
 614
 615                 # Hour of Day
 616                 f.write(html_header(2, 'Hour of Day'))
 617                 hour_of_day = data.getActivityByHourOfDay()
 618                 f.write('<table><tr><th>Hour</th>')
 619                 for i in range(0, 24):
 620                         f.write('<th>%d</th>' % i)
 621                 f.write('</tr>\n<tr><th>Commits</th>')
 622                 fp = open(path + '/hour_of_day.dat', 'w')
 623                 for i in range(0, 24):
 624                         if i in hour_of_day:
 625                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 626                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%d</td>' % (r, hour_of_day[i]))
 627                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 628                         else:
 629                                 f.write('<td>0</td>')
 630                                 fp.write('%d 0\n' % i)
 631                 fp.close()
 632                 f.write('</tr>\n<tr><th>%</th>')
 633                 totalcommits = data.getTotalCommits()
 634                 for i in range(0, 24):
 635                         if i in hour_of_day:
 636                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 637                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%.2f</td>' % (r, (100.0 * hour_of_day[i]) / totalcommits))
 638                         else:
 639                                 f.write('<td>0.00</td>')
 640                 f.write('</tr></table>')
 641                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 642                 fg = open(path + '/hour_of_day.dat', 'w')
 643                 for i in range(0, 24):
 644                         if i in hour_of_day:
 645                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 646                         else:
 647                                 fg.write('%d 0\n' % (i + 1))
 648                 fg.close()
 649
 650                 # Day of Week
 651                 f.write(html_header(2, 'Day of Week'))
 652                 day_of_week = data.getActivityByDayOfWeek()
 653                 f.write('<div class="vtable"><table>')
 654                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 655                 fp = open(path + '/day_of_week.dat', 'w')
 656                 for d in range(0, 7):
 657                         commits = 0
 658                         if d in day_of_week:
 659                                 commits = day_of_week[d]
 660                         fp.write('%d %d\n' % (d + 1, commits))
 661                         f.write('<tr>')
 662                         f.write('<th>%d</th>' % (d + 1))
 663                         if d in day_of_week:
 664                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 665                         else:
 666                                 f.write('<td>0</td>')
 667                         f.write('</tr>')
 668                 f.write('</table></div>')
 669                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 670                 fp.close()
 671
 672                 # Hour of Week
 673                 f.write(html_header(2, 'Hour of Week'))
 674                 f.write('<table>')
 675
 676                 f.write('<tr><th>Weekday</th>')
 677                 for hour in range(0, 24):
 678                         f.write('<th>%d</th>' % (hour))
 679                 f.write('</tr>')
 680
 681                 for weekday in range(0, 7):
 682                         f.write('<tr><th>%d</th>' % (weekday + 1))
 683                         for hour in range(0, 24):
 684                                 try:
 685                                         commits = data.activity_by_hour_of_week[weekday][hour]
 686                                 except KeyError:
 687                                         commits = 0
 688                                 if commits != 0:
 689                                         f.write('<td')
 690                                         r = 127 + int((float(commits) / data.activity_by_hour_of_week_busiest) * 128)
 691                                         f.write(' style="background-color: rgb(%d, 0, 0)"' % r)
 692                                         f.write('>%d</td>' % commits)
 693                                 else:
 694                                         f.write('<td></td>')
 695                         f.write('</tr>')
 696
 697                 f.write('</table>')
 698
 699                 # Month of Year
 700                 f.write(html_header(2, 'Month of Year'))
 701                 f.write('<div class="vtable"><table>')
 702                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 703                 fp = open (path + '/month_of_year.dat', 'w')
 704                 for mm in range(1, 13):
 705                         commits = 0
 706                         if mm in data.activity_by_month_of_year:
 707                                 commits = data.activity_by_month_of_year[mm]
 708                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 709                         fp.write('%d %d\n' % (mm, commits))
 710                 fp.close()
 711                 f.write('</table></div>')
 712                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 713
 714                 # Commits by year/month
 715                 f.write(html_header(2, 'Commits by year/month'))
 716                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 717                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 718                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 719                 f.write('</table></div>')
 720                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 721                 fg = open(path + '/commits_by_year_month.dat', 'w')
 722                 for yymm in sorted(data.commits_by_month.keys()):
 723                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 724                 fg.close()
 725
 726                 # Commits by year
 727                 f.write(html_header(2, 'Commits by Year'))
 728                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 729                 for yy in reversed(sorted(data.commits_by_year.keys())):
 730                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td></tr>' % (yy, data.commits_by_year[yy], (100.0 * data.commits_by_year[yy]) / data.getTotalCommits()))
 731                 f.write('</table></div>')
 732                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 733                 fg = open(path + '/commits_by_year.dat', 'w')
 734                 for yy in sorted(data.commits_by_year.keys()):
 735                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 736                 fg.close()
 737
 738                 # Commits by timezone
 739                 f.write(html_header(2, 'Commits by Timezone'))
 740                 f.write('<table><tr>')
 741                 f.write('<th>Timezone</th><th>Commits</th>')
 742                 max_commits_on_tz = max(data.commits_by_timezone.values())
 743                 for i in sorted(data.commits_by_timezone.keys(), key = lambda n : int(n)):
 744                         commits = data.commits_by_timezone[i]
 745                         r = 127 + int((float(commits) / max_commits_on_tz) * 128)
 746                         f.write('<tr><th>%s</th><td style="background-color: rgb(%d, 0, 0)">%d</td></tr>' % (i, r, commits))
 747                 f.write('</tr></table>')
 748
 749                 f.write('</body></html>')
 750                 f.close()
 751
 752                 ###
 753                 # Authors
 754                 f = open(path + '/authors.html', 'w')
 755                 self.printHeader(f)
 756
 757                 f.write('<h1>Authors</h1>')
 758                 self.printNav(f)
 759
 760                 # Authors :: List of authors
 761                 f.write(html_header(2, 'List of Authors'))
 762
 763                 f.write('<table class="authors sortable" id="authors">')
 764                 f.write('<tr><th>Author</th><th>Commits (%)</th><th>+ lines</th><th>- lines</th><th>First commit</th><th>Last commit</th><th class="unsortable">Age</th><th>Active days</th><th># by commits</th></tr>')
 765                 for author in sorted(data.getAuthors()):
 766                         info = data.getAuthorInfo(author)
 767                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%d</td><td>%d</td><td>%s</td><td>%s</td><td>%s</td><td>%d</td><td>%d</td></tr>' % (author, info['commits'], info['commits_frac'], info['lines_added'], info['lines_removed'], info['date_first'], info['date_last'], info['timedelta'], info['active_days'], info['place_by_commits']))
 768                 f.write('</table>')
 769
 770                 # Authors :: Author of Month
 771                 f.write(html_header(2, 'Author of Month'))
 772                 f.write('<table class="sortable" id="aom">')
 773                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 774                 for yymm in reversed(sorted(data.author_of_month.keys())):
 775                         authordict = data.author_of_month[yymm]
 776                         authors = getkeyssortedbyvalues(authordict)
 777                         authors.reverse()
 778                         commits = data.author_of_month[yymm][authors[0]]
 779                         next = ', '.join(authors[1:5])
 780                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yymm, authors[0], commits, (100.0 * commits) / data.commits_by_month[yymm], data.commits_by_month[yymm], next))
 781
 782                 f.write('</table>')
 783
 784                 f.write(html_header(2, 'Author of Year'))
 785                 f.write('<table class="sortable" id="aoy"><tr><th>Year</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 786                 for yy in reversed(sorted(data.author_of_year.keys())):
 787                         authordict = data.author_of_year[yy]
 788                         authors = getkeyssortedbyvalues(authordict)
 789                         authors.reverse()
 790                         commits = data.author_of_year[yy][authors[0]]
 791                         next = ', '.join(authors[1:5])
 792                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yy, authors[0], commits, (100.0 * commits) / data.commits_by_year[yy], data.commits_by_year[yy], next))
 793                 f.write('</table>')
 794
 795                 # Domains
 796                 f.write(html_header(2, 'Commits by Domains'))
 797                 domains_by_commits = getkeyssortedbyvaluekey(data.domains, 'commits')
 798                 domains_by_commits.reverse() # most first
 799                 f.write('<div class="vtable"><table>')
 800                 f.write('<tr><th>Domains</th><th>Total (%)</th></tr>')
 801                 fp = open(path + '/domains.dat', 'w')
 802                 n = 0
 803                 max_domains = 10
 804                 for domain in domains_by_commits:
 805                         if n == max_domains:
 806                                 break
 807                         commits = 0
 808                         n += 1
 809                         info = data.getDomainInfo(domain)
 810                         fp.write('%s %d %d\n' % (domain, n , info['commits']))
 811                         f.write('<tr><th>%s</th><td>%d (%.2f%%)</td></tr>' % (domain, info['commits'], (100.0 * info['commits'] / totalcommits)))
 812                 f.write('</table></div>')
 813                 f.write('<img src="domains.png" alt="Commits by Domains" />')
 814                 fp.close()
 815
 816                 f.write('</body></html>')
 817                 f.close()
 818
 819                 ###
 820                 # Files
 821                 f = open(path + '/files.html', 'w')
 822                 self.printHeader(f)
 823                 f.write('<h1>Files</h1>')
 824                 self.printNav(f)
 825
 826                 f.write('<dl>\n')
 827                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 828                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 829                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 830                 f.write('</dl>\n')
 831
 832                 # Files :: File count by date
 833                 f.write(html_header(2, 'File count by date'))
 834
 835                 # use set to get rid of duplicate/unnecessary entries
 836                 files_by_date = set()
 837                 for stamp in sorted(data.files_by_stamp.keys()):
 838                         files_by_date.add('%s %d' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 839
 840                 fg = open(path + '/files_by_date.dat', 'w')
 841                 for line in sorted(list(files_by_date)):
 842                         fg.write('%s\n' % line)
 843                 #for stamp in sorted(data.files_by_stamp.keys()):
 844                 #       fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 845                 fg.close()
 846
 847                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 848
 849                 #f.write('<h2>Average file size by date</h2>')
 850
 851                 # Files :: Extensions
 852                 f.write(html_header(2, 'Extensions'))
 853                 f.write('<table class="sortable" id="ext"><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 854                 for ext in sorted(data.extensions.keys()):
 855                         files = data.extensions[ext]['files']
 856                         lines = data.extensions[ext]['lines']
 857                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%d (%.2f%%)</td><td>%d</td></tr>' % (ext, files, (100.0 * files) / data.getTotalFiles(), lines, (100.0 * lines) / data.getTotalLOC(), lines / files))
 858                 f.write('</table>')
 859
 860                 f.write('</body></html>')
 861                 f.close()
 862
 863                 ###
 864                 # Lines
 865                 f = open(path + '/lines.html', 'w')
 866                 self.printHeader(f)
 867                 f.write('<h1>Lines</h1>')
 868                 self.printNav(f)
 869
 870                 f.write('<dl>\n')
 871                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 872                 f.write('</dl>\n')
 873
 874                 f.write(html_header(2, 'Lines of Code'))
 875                 f.write('<img src="lines_of_code.png" />')
 876
 877                 fg = open(path + '/lines_of_code.dat', 'w')
 878                 for stamp in sorted(data.changes_by_date.keys()):
 879                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 880                 fg.close()
 881
 882                 f.write('</body></html>')
 883                 f.close()
 884
 885                 ###
 886                 # tags.html
 887                 f = open(path + '/tags.html', 'w')
 888                 self.printHeader(f)
 889                 f.write('<h1>Tags</h1>')
 890                 self.printNav(f)
 891
 892                 f.write('<dl>')
 893                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 894                 if len(data.tags) > 0:
 895                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (1.0 * data.getTotalCommits() / len(data.tags)))
 896                 f.write('</dl>')
 897
 898                 f.write('<table class="tags">')
 899                 f.write('<tr><th>Name</th><th>Date</th><th>Commits</th><th>Authors</th></tr>')
 900                 # sort the tags by date desc
 901                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 902                 for tag in tags_sorted_by_date_desc:
 903                         authorinfo = []
 904                         authors_by_commits = getkeyssortedbyvalues(data.tags[tag]['authors'])
 905                         for i in reversed(authors_by_commits):
 906                                 authorinfo.append('%s (%d)' % (i, data.tags[tag]['authors'][i]))
 907                         f.write('<tr><td>%s</td><td>%s</td><td>%d</td><td>%s</td></tr>' % (tag, data.tags[tag]['date'], data.tags[tag]['commits'], ', '.join(authorinfo)))
 908                 f.write('</table>')
 909
 910                 f.write('</body></html>')
 911                 f.close()
 912
 913                 self.createGraphs(path)
 914
 915         def createGraphs(self, path):
 916                 print 'Generating graphs...'
 917
 918                 # hour of day
 919                 f = open(path + '/hour_of_day.plot', 'w')
 920                 f.write(GNUPLOT_COMMON)
 921                 f.write(
 922 """
 923 set output 'hour_of_day.png'
 924 unset key
 925 set xrange [0.5:24.5]
 926 set xtics 4
 927 set ylabel "Commits"
 928 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 929 """)
 930                 f.close()
 931
 932                 # day of week
 933                 f = open(path + '/day_of_week.plot', 'w')
 934                 f.write(GNUPLOT_COMMON)
 935                 f.write(
 936 """
 937 set output 'day_of_week.png'
 938 unset key
 939 set xrange [0.5:7.5]
 940 set xtics 1
 941 set ylabel "Commits"
 942 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 943 """)
 944                 f.close()
 945
 946                 # Domains
 947                 f = open(path + '/domains.plot', 'w')
 948                 f.write(GNUPLOT_COMMON)
 949                 f.write(
 950 """
 951 set output 'domains.png'
 952 unset key
 953 unset xtics
 954 set grid y
 955 set ylabel "Commits"
 956 plot 'domains.dat' using 2:3:(0.5) with boxes fs solid, '' using 2:3:1 with labels rotate by 45 offset 0,1
 957 """)
 958                 f.close()
 959
 960                 # Month of Year
 961                 f = open(path + '/month_of_year.plot', 'w')
 962                 f.write(GNUPLOT_COMMON)
 963                 f.write(
 964 """
 965 set output 'month_of_year.png'
 966 unset key
 967 set xrange [0.5:12.5]
 968 set xtics 1
 969 set ylabel "Commits"
 970 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 971 """)
 972                 f.close()
 973
 974                 # commits_by_year_month
 975                 f = open(path + '/commits_by_year_month.plot', 'w')
 976                 f.write(GNUPLOT_COMMON)
 977                 f.write(
 978 """
 979 set output 'commits_by_year_month.png'
 980 unset key
 981 set xdata time
 982 set timefmt "%Y-%m"
 983 set format x "%Y-%m"
 984 set xtics rotate by 90 15768000
 985 set bmargin 5
 986 set ylabel "Commits"
 987 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 988 """)
 989                 f.close()
 990
 991                 # commits_by_year
 992                 f = open(path + '/commits_by_year.plot', 'w')
 993                 f.write(GNUPLOT_COMMON)
 994                 f.write(
 995 """
 996 set output 'commits_by_year.png'
 997 unset key
 998 set xtics 1 rotate by 90
 999 set ylabel "Commits"
1000 set yrange [0:]
1001 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
1002 """)
1003                 f.close()
1004
1005                 # Files by date
1006                 f = open(path + '/files_by_date.plot', 'w')
1007                 f.write(GNUPLOT_COMMON)
1008                 f.write(
1009 """
1010 set output 'files_by_date.png'
1011 unset key
1012 set xdata time
1013 set timefmt "%Y-%m-%d"
1014 set format x "%Y-%m-%d"
1015 set ylabel "Files"
1016 set xtics rotate by 90
1017 set ytics autofreq
1018 set bmargin 6
1019 plot 'files_by_date.dat' using 1:2 w steps
1020 """)
1021                 f.close()
1022
1023                 # Lines of Code
1024                 f = open(path + '/lines_of_code.plot', 'w')
1025                 f.write(GNUPLOT_COMMON)
1026                 f.write(
1027 """
1028 set output 'lines_of_code.png'
1029 unset key
1030 set xdata time
1031 set timefmt "%s"
1032 set format x "%Y-%m-%d"
1033 set ylabel "Lines"
1034 set xtics rotate by 90
1035 set bmargin 6
1036 plot 'lines_of_code.dat' using 1:2 w lines
1037 """)
1038                 f.close()
1039
1040                 os.chdir(path)
1041                 files = glob.glob(path + '/*.plot')
1042                 for f in files:
1043                         out = getpipeoutput([gnuplot_cmd + ' "%s"' % f])
1044                         if len(out) > 0:
1045                                 print out
1046
1047         def printHeader(self, f, title = ''):
1048                 f.write(
1049 """<?xml version="1.0" encoding="UTF-8"?>
1050 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
1051 <html xmlns="http://www.w3.org/1999/xhtml">
1052 <head>
1053         <title>GitStats - %s</title>
1054         <link rel="stylesheet" href="gitstats.css" type="text/css" />
1055         <meta name="generator" content="GitStats %s" />
1056         <script type="text/javascript" src="sortable.js"></script>
1057 </head>
1058 <body>
1059 """ % (self.title, getversion()))
1060
1061         def printNav(self, f):
1062                 f.write("""
1063 <div class="nav">
1064 <ul>
1065 <li><a href="index.html">General</a></li>
1066 <li><a href="activity.html">Activity</a></li>
1067 <li><a href="authors.html">Authors</a></li>
1068 <li><a href="files.html">Files</a></li>
1069 <li><a href="lines.html">Lines</a></li>
1070 <li><a href="tags.html">Tags</a></li>
1071 </ul>
1072 </div>
1073 """)
1074
1075
1076 class GitStats:
1077         def run(self, args):
1078                 if len(args) <  2:
1079                         print """
1080 Usage: gitstats [options] <gitpath> <outputpath>
1081
1082 Options:
1083 """
1084                         sys.exit(0)
1085
1086                 gitpath = args[0]
1087                 outputpath = os.path.abspath(args[1])
1088                 rundir = os.getcwd()
1089
1090                 try:
1091                         os.makedirs(outputpath)
1092                 except OSError:
1093                         pass
1094                 if not os.path.isdir(outputpath):
1095                         print 'FATAL: Output path is not a directory or does not exist'
1096                         sys.exit(1)
1097
1098                 print 'Git path: %s' % gitpath
1099                 print 'Output path: %s' % outputpath
1100
1101                 os.chdir(gitpath)
1102
1103                 cachefile = os.path.join(outputpath, 'gitstats.cache')
1104
1105                 print 'Collecting data...'
1106                 data = GitDataCollector()
1107                 data.loadCache(cachefile)
1108                 data.collect(gitpath)
1109                 print 'Refining data...'
1110                 data.saveCache(cachefile)
1111                 data.refine()
1112
1113                 os.chdir(rundir)
1114
1115                 print 'Generating report...'
1116                 report = HTMLReportCreator()
1117                 report.create(data, outputpath)
1118
1119                 time_end = time.time()
1120                 exectime_internal = time_end - time_start
1121                 print 'Execution time %.5f secs, %.5f secs (%.2f %%) in external commands)' % (exectime_internal, exectime_external, (100.0 * exectime_external) / exectime_internal)
1122
1123 g = GitStats()
1124 g.run(sys.argv[1:])
1125